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Results for "

cyanine derivatives

" in MedChemExpress (MCE) Product Catalog:

By Targets:	DNA Stain (1) Fluorescent Dye (76)
Click Chemistry:	Labeling and Fluorescence Imaging (29) TCO (10) DBCO (2) BCN (10) Azide (4) Tetrazine (4) Alkynes (6)

Inhibitors & Agonists

Fluorescent Dye

Natural
Products

Click Chemistry

Targets Recommended: Amino Acid Derivatives Drug Derivative

Cat. No.	Product Name	Target	Research Areas	Chemical Structure

HY-D1557

Cyanine5.5 tetrazine	Fluorescent Dye	Others
Cyanine5.5 tetrazine is a far-infrared luminescent dye. Cyanine5.5 tetrazine is a Cyanine5.5 (HY-D0925A) derivative contains a tetrazine moiety. Cyanine5.5 tetrazine can be used for in vivo imaging and low background applications. Cyanine5.5 tetrazine is a click chemistry reagent, it contains a Tetrazine group that can undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules containing TCO groups.

HY-136248A

Cyanine 3 Tyramide methyl indole	Fluorescent Dye DNA Stain	Others
Cyanine 3 Tyramide methyl indole is a derivative of Cyanine 3 Tyramide (HY-136248). Cyanine 3 Tyramide is an orange fluorescent dye, and is utilized as reporter fluorescent substrate for horseradish peroxidase (HRP)-catalyzed deposition that is signal amplification technique in immunoassay and in situ hybridization of nucleic acids .

HY-D1365

Sulfo-Cy3(Me)COOH	Fluorescent Dye	Others
Sulfo-Cy3(Me)COOH is a sulfo-Cyanine3 derivative. Cyanine3 is an orange-fluorescent label dye for protein and nucleic acid (Ex=554 nm, Em=568 nm) .

HY-133883

Cyanine7.5 amine	Fluorescent Dye	Others
Cyanine7.5 amine is a NIR fluorescent dye. Cyanine7.5 amine contains free amino group which can be used coupled with activated carboxylic acid derivatives.

HY-D1365B

Sulfo-Cy3(Me)COOH potassium	Fluorescent Dye	Others
Sulfo-Cyanine 3 free acid potassium is a sulfo-Cyanine3 derivative. Cyanine3 is an orange-fluorescent label dye for protein and nucleic acid (Ex=554 nm, Em=568 nm) .

HY-D1318

Cyanine7.5 azide chloride	Fluorescent Dye	Others
Cyanine7.5 azide chloride is a dye derivative of Cyanine 7.5 (Cy7.5) (HY-D0926) with an azide functional group. Cy7.5 is a near-infrared fluorescent dye commonly used for biolabeling and cell imaging. The azide group of Cyanine7.5 azide chloride can react chemically with molecules containing alkyne functionality, such as alkyne or cyclooctyne, to form covalent bonds. Therefore, Cyanine7.5 azide chloride can bind to biomolecules such as proteins and antibodies to track their location and dynamic changes in biological samples.

HY-D1317A

Cyanine7.5 carboxylic	Fluorescent Dye	Others
Cyanine7.5 carboxylic is a dye derivative of Cyanine 7.5 (Cy7.5) (HY-D0926) with carboxylic acid functional groups. Cy7.5 is a near-infrared fluorescent dye commonly used in biomedical research areas such as biomarkers and cell imaging. Cyanine7.5 carboxylic can be covalently bound to some biological molecules (especially antibodies, proteins, etc.) to track their location and dynamic changes in biological samples.

HY-D1317

Cyanine7.5 carboxylic acid chloride	Fluorescent Dye	Others
Cyanine7.5 carboxylic acid chloride is a dye derivative of Cyanine 7.5 (Cy7.5) (HY-D0926) with carboxylic acid functional groups. Cy7.5 is a near-infrared fluorescent dye commonly used in biomedical research areas such as biomarkers and cell imaging. Cyanine7.5 carboxylic acid chloride can be covalently bound to some biological molecules (especially antibodies, proteins, etc.) to track their location and dynamic changes in biological samples.

HY-D1365A

Sulfo-Cy3(Me)COOH TEA	Fluorescent Dye	Others
Sulfo-Cy3(Me)COOH TEA is a sulfo-Cyanine3 derivative. Cyanine3 is an orange-fluorescent label dye for protein and nucleic acid (Ex=554 nm, Em=568 nm) .

HY-D2493

Cyanine7 carboxylic acid Cy7 COOH	Fluorescent Dye	Others
Cyanine7 carboxylic acid (Cy7 COOH) is a derivative of Cy7 (HY-D0825) dye. Cyanine7 carboxylic acid contains carboxyl groups, which can condense ammonia to form covalent bonds .

HY-D2245

Cy5.5 phosphoramidite	Fluorescent Dye	Others
Cy5.5 phosphoramidite, a cyanine derivative, is a fluorescent labeling reagent for preparing fluorescence-labeled oligonucleotides .

HY-173308

QSY-21	Fluorescent Dye	Others
QSY-21 is a fluorescence quencher. QSY-21 possesses broad absorption in far red and NIR range, and can quench fluorescence of dyes that emit in this region. This is a carboxylic acid derivative. QSY-21 has intense absorption maximum at 661 nm, making it useful as an acceptor in fluorescence resonance energy transfer (FRET) applications. It is a common quencher for Cyanine5, Cyanine5.5, AF 647, or other spectrally similar fluorescent dyes.

HY-176913

TA	Fluorescent Dye	Others
TA is an anthracene derivative with ultrasound-activated luminescence properties. TA can be activated by ultrasound and emit fluorescence. TA is generally not used directly but can be used to construct TA-NP nanoparticles. The ultrasound-activated luminescence of TA-NPs is mainly concentrated in the wavelength range of 600~650 nm, exhibiting good penetration ability into biological tissues, making it suitable for in vivo imaging .

HY-133424A

Trisulfo-Cy3-acid disodium	Fluorescent Dye	Others
Trisulfo-Cy3-acid disodium is a derivative of Cy3 (Cyanine3) dye. Trisulfo-Cy3-acid disodium contains three sulfonate ions and has improved water solubility.

HY-D1563

CypHer 5 1 Publications Verification	Fluorescent Dye	Others
CypHer 5 is a pH-sensitive cyanine derivative and a environmental sensitive fluorophore. CypHer 5 has a pH-sensitive maximal absorption at 644 nm and emission at 664 nm. CypHer 5 has been used as a pH sensor of lysosomal compartments .

HY-D2489

Cy5-tetrazine	Fluorescent Dye	Others
Cy5-tetrazine is a fluorescent dye. Cy5-tetrazine is a CY5 (HY-D0821) derivative contains a tetrazine moiety. Cyanine5.5 tetrazine can be used for in vivo imaging and low background applications. Cy5-tetrazine is a click chemistry reagent, it contains a Tetrazine group that can undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules containing TCO groups .

HY-137073

Cy7 alkyne chloride	Fluorescent Dye	Others
Cy7 alkyne chloride is a dye derivative of Cyanine 7 (Cy7) containing an alkyne functional group (Ex/Em = 740/770 nm). The alkyne functionality of Cy7 alkyne chloride can react with molecules containing the azide functionality to form covalent bonds .

HY-W748361

Sulfo-Cy3(Me)COOH sodium	Fluorescent Dye	Others
Sulfo-Cy3(Me)COOH sodium is a derivative of Cy3 (Cyanine3) (HY-D0822) dye containing sulfonate ions. Trisulfo-Cy3-acid disodium contains sulfonate ions and has improved water solubility.

HY-D2139

Cy3-PEG3-Alkyne	Fluorescent Dye	Others
Cy3-PEG3-Alkyne is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 3 PEG units. Cy3-PEG3-Alkyne contains Alkyne groups and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing Azide groups.

HY-D2141

Cy3-PEG8-Alkyne	Fluorescent Dye	Others
Cy3-PEG8-Alkyne is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 8 PEG units. Cy3-PEG8-Alkyne contains Alkyne groups and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing Azide groups.

HY-D2140

Cy3-PEG4-Alkyne	Fluorescent Dye	Others
Cy3-PEG4-Alkyne is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 4 PEG units. Cy3-PEG4-Alkyne contains Alkyne groups and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing Azide groups.

HY-155324

Cy3-PEG7-TCO	Fluorescent Dye	Others
Cy3-PEG7-TCO is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 7 PEG units. Cy3-PEG7-TCO can use its own TCO group to perform an inverse electron demand Diels-Alder reaction (iEDDA) with molecules with Tetrazine groups.

HY-D2134

Cy5-PEG3-Tetrazin	Fluorescent Dye	Others
Cy5-PEG3-Tetrazin is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 3 PEG units. Cy5-PEG3-Tetrazin contains a Tetrazine group that can undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules containing TCO groups.

HY-155323

Cy3-PEG3-TCO	Fluorescent Dye	Others
Cy3-PEG3-TCO is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 3 PEG units. Cy3-PEG3-TCO can use its own TCO group to perform an inverse electron demand Diels-Alder reaction (iEDDA) with molecules with Tetrazine groups.

HY-155322

Cy3-PEG2-TCO	Fluorescent Dye	Others
Cy3-PEG2-TCO is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 2 PEG units. Cy3-PEG2-TCO can use its own TCO group to perform an inverse electron demand Diels-Alder reaction (iEDDA) with molecules with Tetrazine groups.

HY-D2144

Cy5-PEG7-TCO	Fluorescent Dye	Others
Cy5-PEG7-TCO is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 7 PEG units. Cy5-PEG7-TCO utilizes its own TCO group to undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules bearing Tetrazine groups.

HY-D2159

Cy5-PEG8-Tetrazin	Fluorescent Dye	Others
Cy5-PEG8-Tetrazin is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 7 PEG units. Cy5-PEG8-Tetrazin contains a Tetrazine group that can undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules containing TCO groups.

HY-D2143

Cy5-PEG3-TCO	Fluorescent Dye	Others
Cy5-PEG3-TCO is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 3 PEG units. Cy5-PEG3-TCO utilizes its own TCO group to undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules bearing Tetrazine groups.

HY-D2122

Cy3-PEG2-SCO	Fluorescent Dye	Others
Cy3-PEG2-SCO is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 2 PEG units. Cy3-PEG2-SCO carries a SCO group that can be covalently bound to an amino group. SCO is often used to react with amino acid residues of proteins or peptides, particularly lysine.

HY-D2242

Sulfo-Cy7.5 DBCO	Fluorescent Dye	Others
Sulfo-Cy7.5 DBCO is a dye derivative of Cyanine 7.5 (Cy7.5) (HY-D0926) bearing a DBCO group. The sulfonate ion increases the water solubility of the compound, making it suitable for use in aqueous solutions. Sulfo-Cy7.5 DBCO can bind to biomolecules such as proteins and antibodies to track their location and dynamic changes in biological samples .

HY-D2158

Cy5-PEG7-SCO	Fluorescent Dye	Others
Cy5-PEG7-SCO is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 7 PEG units. Cy5-PEG7-SCO has a SCO group that can be covalently bonded to the amino group. SCO is often used to react with amino acid residues of proteins or peptides, particularly lysine.

HY-D2152

Cy5-PEG3-SCO	Fluorescent Dye	Others
Cy5-PEG3-SCO is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 3 PEG units. Cy5-PEG3-SCO has a SCO group that can be covalently bonded to the amino group. SCO is often used to react with amino acid residues of proteins or peptides, particularly lysine.

HY-D1848

Sulfo-Cy3-NHS disodium	Fluorescent Dye	Others
Sulfo-Cy3-NHS disodium is a derivative of Cy3 (Cyanine3) (HY-D0822) dye containing sulfonate ions. Sulfo-Cy3-NHS disodium contains sulfonate ions and has improved water solubility. Sulfo-Cy3-NHS disodium can label biomolecules containing amine groups, such as proteins, antibodies or peptides.

HY-D2153

Cy5-PEG2-SCO	Fluorescent Dye	Others
Cy5-PEG2-SCO is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 2 PEG units. Cy5-PEG2-SCO has a SCO group that can be covalently bonded to the amino group. SCO is often used to react with amino acid residues of proteins or peptides, particularly lysine.

HY-D2124

Cy3-PEG7-SCO	Fluorescent Dye	Others
Cy3-PEG7-SCO is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 7 PEG units. Cy3-PEG7-SCO has a SCO group that can be covalently bonded to the amino group. SCO is often used to react with amino acid residues of proteins or peptides, particularly lysine.

HY-D1848A

Sulfo-Cy3-NHS ditriethylamine	Fluorescent Dye	Others
Sulfo-Cy3-NHS ditriethylamine is a derivative of Cy3 (Cyanine3) (HY-D0822) dye containing sulfonate ions. Sulfo-Cy3-NHS ditriethylamine contains sulfonate ions and has improved water solubility. Sulfo-Cy3-NHS ditriethylamine can label biomolecules containing amine groups, such as proteins, antibodies or peptides.

HY-D2145

Cy5-PEG2-TCO4	Fluorescent Dye	Others
Cy5-PEG2-TCO4 is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 2 PEG units. Cy5-PEG2-TCO4 utilizes its own TCO group to undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules bearing Tetrazine groups.

HY-D2147

Cy5-PEG7-TCO4	Fluorescent Dye	Others
Cy5-PEG7-TCO4 is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 7 PEG units. Cy5-PEG7-TCO4 utilizes its own TCO group to undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules bearing Tetrazine groups.

HY-155325

Cy3-PEG2-TCO4	Fluorescent Dye	Others
Cy3-PEG2-TCO4 is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 2 PEG units. Cy3-PEG2-TCO4 can use its own TCO group to perform the inverse electron demand Diels-Alder reaction (iEDDA) with molecules with Tetrazine groups.

HY-D2146

Cy5-PEG3-TCO4	Fluorescent Dye	Others
Cy5-PEG3-TCO4 is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 3 PEG units. Cy5-PEG3-TCO4 utilizes its own TCO group to undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules bearing Tetrazine groups.

HY-155326

Cy3-PEG3-TCO4	Fluorescent Dye	Others
Cy3-PEG3-TCO4 is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 3 PEG units. Cy3-PEG3-TCO4 can use its own TCO group to perform the inverse electron demand Diels-Alder reaction (iEDDA) with molecules with Tetrazine groups.

HY-D1865

Cy3 dimethyl iodide	Fluorescent Dye	Others
Cy3 dimethyl iodide is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) with a dimethyl group in the iodide salt form. The iodide salt form increases the water solubility of the compound, making it suitable for use in aqueous solutions. Cy3 is a near-infrared fluorescent dye commonly used in biolabeling and cell imaging. Cy3 dimethyl iodide binds to biomolecules such as proteins and antibodies to track their location and dynamic changes in biological samples.

HY-149620

Cy5-PEG2-exo-BCN	Fluorescent Dye	Others
Cy5-PEG2-exo-BCN is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 2 PEG units. Cy5-PEG2-exo-BCN contains the lyophilic bidentate macrocyclic ligand BCN, which can further synthesize macrocyclic complexes. In click chemistry, BCN reacts with molecules containing azide groups to form stable triazoles in the absence of catalysts.

HY-D1598

Sulfo-CY3 tetrazine potassium	Fluorescent Dye	Others
Sulfo-CY3 tetrazine potassium is a sulfo-Cyanine3 derivative that contains methyltetrazine moiety (Ex=548 nm, Em=563 nm). Sulfo-CY3 tetrazine potassium can be used for the labeling of metabolically engineered cell-surface glycoconjugates . Sulfo-CY3 tetrazine (potassium) is a click chemistry reagent, it contains a Tetrazine group that can undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules containing TCO groups.

HY-D1852

Cy3B amine chloride	Fluorescent Dye	Others
Cy3B amine chloride is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) bearing an amine group. Cy3 is a fluorescent dye with a fluorescence spectrum typically in the green to orange wavelength range. The amine functionality of Sulfo-Cy3 amine can react with carboxyl groups to form covalent bonds. Sulfo-Cy3 amine can bind to biological molecules such as proteins and antibodies to track their location and dynamic changes in biological samples.

HY-D2138

Cy3-PEG7-Azide	Fluorescent Dye	Others
Cy3-PEG7-Azide is a Cyanine 3 (Cy3) (HY-D0822) dye derivative containing 7 PEG units. Cy3-PEG7-Azide contains an azide group and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing alkyne groups. It can also undergo ring strain-promoted alkyne-azide cycloaddition (SPAAC) with molecules containing DBCO or BCN groups.

HY-D1846

Sulfo-Cy7.5 dimethyl	Fluorescent Dye	Others
Sulfo-Cy7.5 dimethyl is a dye derivative of Cyanine 7.5 (Cy7.5) (HY-D0926) with a dimethyl group. The sulfonate ion increases the water solubility of the compound, making it suitable for use in aqueous solutions. Cy7.5 is a near-infrared fluorescent dye commonly used for biolabeling and cell imaging. Sulfo-Cy7.5 dimethyl binds to biomolecules such as proteins and antibodies to track their location and dynamic changes in biological samples.

HY-D1860

Cy3 alkyne chloride	Fluorescent Dye	Others
Cy3 alkyne chloride is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing a sulfonate ion and an alkyne functional group. Cy3 is a fluorescent dye with a fluorescence spectrum typically in the green to orange wavelength range. The alkyne functional group of Cy3 alkyne chloride can react with molecules containing the azide functional group to form covalent bonds. Cy3 alkyne chloride can bind to biological molecules such as proteins and antibodies to track their location and dynamic changes in biological samples.

HY-D2120A

Cy3-PEG3-exo-BCN	Fluorescent Dye	Others
Cy3-PEG3-exo-BCN is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 3 PEG units. Cy3-PEG3-exo-BCN contains the lyophilic bidentate macrocyclic ligand BCN, which can further synthesize macrocyclic complexes. In click chemistry, exo-BCN can react with molecules containing azide groups to form stable triazoles in the absence of catalysts.

HY-D2149

Cy5-PEG7-exo-BCN	Fluorescent Dye	Others
Cy5-PEG7-exo-BCN is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 7 PEG units. Cy5-PEG7-exo-BCN contains the lyophilic bidentate macrocyclic ligand BCN, which can further synthesize macrocyclic complexes. In click chemistry, exo-BCN can react with molecules containing azide groups to form stable triazoles in the absence of catalysts.

Cat. No.	Product Name	Type

HY-D1557

Cyanine5.5 tetrazine

Fluorescent Dyes/Probes

Cyanine5.5 tetrazine is a far-infrared luminescent dye. Cyanine5.5 tetrazine is a Cyanine5.5 (HY-D0925A) derivative contains a tetrazine moiety. Cyanine5.5 tetrazine can be used for in vivo imaging and low background applications. Cyanine5.5 tetrazine is a click chemistry reagent, it contains a Tetrazine group that can undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules containing TCO groups.

HY-136248A

Cyanine 3 Tyramide methyl indole	Fluorescent Dyes/Probes
Cyanine 3 Tyramide methyl indole is a derivative of Cyanine 3 Tyramide (HY-136248). Cyanine 3 Tyramide is an orange fluorescent dye, and is utilized as reporter fluorescent substrate for horseradish peroxidase (HRP)-catalyzed deposition that is signal amplification technique in immunoassay and in situ hybridization of nucleic acids .

HY-D1365

Sulfo-Cy3(Me)COOH	Fluorescent Dyes/Probes
Sulfo-Cy3(Me)COOH is a sulfo-Cyanine3 derivative. Cyanine3 is an orange-fluorescent label dye for protein and nucleic acid (Ex=554 nm, Em=568 nm) .

HY-133883

Cyanine7.5 amine	Fluorescent Dyes/Probes
Cyanine7.5 amine is a NIR fluorescent dye. Cyanine7.5 amine contains free amino group which can be used coupled with activated carboxylic acid derivatives.

HY-D1318

Cyanine7.5 azide chloride

Fluorescent Dyes/Probes

Cyanine7.5 azide chloride is a dye derivative of Cyanine 7.5 (Cy7.5) (HY-D0926) with an azide functional group. Cy7.5 is a near-infrared fluorescent dye commonly used for biolabeling and cell imaging. The azide group of Cyanine7.5 azide chloride can react chemically with molecules containing alkyne functionality, such as alkyne or cyclooctyne, to form covalent bonds. Therefore, Cyanine7.5 azide chloride can bind to biomolecules such as proteins and antibodies to track their location and dynamic changes in biological samples.

HY-D1317A

Cyanine7.5 carboxylic

Fluorescent Dyes/Probes

Cyanine7.5 carboxylic is a dye derivative of Cyanine 7.5 (Cy7.5) (HY-D0926) with carboxylic acid functional groups. Cy7.5 is a near-infrared fluorescent dye commonly used in biomedical research areas such as biomarkers and cell imaging. Cyanine7.5 carboxylic can be covalently bound to some biological molecules (especially antibodies, proteins, etc.) to track their location and dynamic changes in biological samples.

HY-D1365A

Sulfo-Cy3(Me)COOH TEA	Fluorescent Dyes/Probes
Sulfo-Cy3(Me)COOH TEA is a sulfo-Cyanine3 derivative. Cyanine3 is an orange-fluorescent label dye for protein and nucleic acid (Ex=554 nm, Em=568 nm) .

HY-D2493

Cyanine7 carboxylic acid Cy7 COOH	Fluorescent Dyes/Probes
Cyanine7 carboxylic acid (Cy7 COOH) is a derivative of Cy7 (HY-D0825) dye. Cyanine7 carboxylic acid contains carboxyl groups, which can condense ammonia to form covalent bonds .

HY-D2245

Cy5.5 phosphoramidite	Fluorescent Dyes/Probes
Cy5.5 phosphoramidite, a cyanine derivative, is a fluorescent labeling reagent for preparing fluorescence-labeled oligonucleotides .

HY-173308

QSY-21

Fluorescent Dyes/Probes

QSY-21 is a fluorescence quencher. QSY-21 possesses broad absorption in far red and NIR range, and can quench fluorescence of dyes that emit in this region. This is a carboxylic acid derivative. QSY-21 has intense absorption maximum at 661 nm, making it useful as an acceptor in fluorescence resonance energy transfer (FRET) applications. It is a common quencher for Cyanine5, Cyanine5.5, AF 647, or other spectrally similar fluorescent dyes.

HY-133424A

Trisulfo-Cy3-acid disodium	Fluorescent Dyes/Probes
Trisulfo-Cy3-acid disodium is a derivative of Cy3 (Cyanine3) dye. Trisulfo-Cy3-acid disodium contains three sulfonate ions and has improved water solubility.

HY-D1563

CypHer 5 1 Publications Verification	Dyes
CypHer 5 is a pH-sensitive cyanine derivative and a environmental sensitive fluorophore. CypHer 5 has a pH-sensitive maximal absorption at 644 nm and emission at 664 nm. CypHer 5 has been used as a pH sensor of lysosomal compartments .

HY-D2489

Cy5-tetrazine	Fluorescent Dyes/Probes
Cy5-tetrazine is a fluorescent dye. Cy5-tetrazine is a CY5 (HY-D0821) derivative contains a tetrazine moiety. Cyanine5.5 tetrazine can be used for in vivo imaging and low background applications. Cy5-tetrazine is a click chemistry reagent, it contains a Tetrazine group that can undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules containing TCO groups .

HY-137073

Cy7 alkyne chloride	Fluorescent Dyes/Probes
Cy7 alkyne chloride is a dye derivative of Cyanine 7 (Cy7) containing an alkyne functional group (Ex/Em = 740/770 nm). The alkyne functionality of Cy7 alkyne chloride can react with molecules containing the azide functionality to form covalent bonds .

HY-W748361

Sulfo-Cy3(Me)COOH sodium	Fluorescent Dyes/Probes
Sulfo-Cy3(Me)COOH sodium is a derivative of Cy3 (Cyanine3) (HY-D0822) dye containing sulfonate ions. Trisulfo-Cy3-acid disodium contains sulfonate ions and has improved water solubility.

HY-D2139

Cy3-PEG3-Alkyne	Fluorescent Dyes/Probes
Cy3-PEG3-Alkyne is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 3 PEG units. Cy3-PEG3-Alkyne contains Alkyne groups and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing Azide groups.

HY-D2141

Cy3-PEG8-Alkyne	Fluorescent Dyes/Probes
Cy3-PEG8-Alkyne is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 8 PEG units. Cy3-PEG8-Alkyne contains Alkyne groups and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing Azide groups.

HY-D2140

Cy3-PEG4-Alkyne	Fluorescent Dyes/Probes
Cy3-PEG4-Alkyne is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 4 PEG units. Cy3-PEG4-Alkyne contains Alkyne groups and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing Azide groups.

HY-155324

Cy3-PEG7-TCO	Fluorescent Dyes/Probes
Cy3-PEG7-TCO is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 7 PEG units. Cy3-PEG7-TCO can use its own TCO group to perform an inverse electron demand Diels-Alder reaction (iEDDA) with molecules with Tetrazine groups.

HY-D2134

Cy5-PEG3-Tetrazin	Fluorescent Dyes/Probes
Cy5-PEG3-Tetrazin is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 3 PEG units. Cy5-PEG3-Tetrazin contains a Tetrazine group that can undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules containing TCO groups.

HY-155323

Cy3-PEG3-TCO	Fluorescent Dyes/Probes
Cy3-PEG3-TCO is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 3 PEG units. Cy3-PEG3-TCO can use its own TCO group to perform an inverse electron demand Diels-Alder reaction (iEDDA) with molecules with Tetrazine groups.

HY-155322

Cy3-PEG2-TCO	Fluorescent Dyes/Probes
Cy3-PEG2-TCO is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 2 PEG units. Cy3-PEG2-TCO can use its own TCO group to perform an inverse electron demand Diels-Alder reaction (iEDDA) with molecules with Tetrazine groups.

HY-D2144

Cy5-PEG7-TCO	Fluorescent Dyes/Probes
Cy5-PEG7-TCO is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 7 PEG units. Cy5-PEG7-TCO utilizes its own TCO group to undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules bearing Tetrazine groups.

HY-D2159

Cy5-PEG8-Tetrazin	Fluorescent Dyes/Probes
Cy5-PEG8-Tetrazin is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 7 PEG units. Cy5-PEG8-Tetrazin contains a Tetrazine group that can undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules containing TCO groups.

HY-D2143

Cy5-PEG3-TCO	Fluorescent Dyes/Probes
Cy5-PEG3-TCO is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 3 PEG units. Cy5-PEG3-TCO utilizes its own TCO group to undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules bearing Tetrazine groups.

HY-D2122

Cy3-PEG2-SCO	Fluorescent Dyes/Probes
Cy3-PEG2-SCO is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 2 PEG units. Cy3-PEG2-SCO carries a SCO group that can be covalently bound to an amino group. SCO is often used to react with amino acid residues of proteins or peptides, particularly lysine.

HY-D2242

Sulfo-Cy7.5 DBCO	Fluorescent Dyes/Probes
Sulfo-Cy7.5 DBCO is a dye derivative of Cyanine 7.5 (Cy7.5) (HY-D0926) bearing a DBCO group. The sulfonate ion increases the water solubility of the compound, making it suitable for use in aqueous solutions. Sulfo-Cy7.5 DBCO can bind to biomolecules such as proteins and antibodies to track their location and dynamic changes in biological samples .

HY-D2158

Cy5-PEG7-SCO	Fluorescent Dyes/Probes
Cy5-PEG7-SCO is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 7 PEG units. Cy5-PEG7-SCO has a SCO group that can be covalently bonded to the amino group. SCO is often used to react with amino acid residues of proteins or peptides, particularly lysine.

HY-D2152

Cy5-PEG3-SCO	Fluorescent Dyes/Probes
Cy5-PEG3-SCO is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 3 PEG units. Cy5-PEG3-SCO has a SCO group that can be covalently bonded to the amino group. SCO is often used to react with amino acid residues of proteins or peptides, particularly lysine.

HY-D1848

Sulfo-Cy3-NHS disodium	Fluorescent Dyes/Probes
Sulfo-Cy3-NHS disodium is a derivative of Cy3 (Cyanine3) (HY-D0822) dye containing sulfonate ions. Sulfo-Cy3-NHS disodium contains sulfonate ions and has improved water solubility. Sulfo-Cy3-NHS disodium can label biomolecules containing amine groups, such as proteins, antibodies or peptides.

HY-D2153

Cy5-PEG2-SCO	Fluorescent Dyes/Probes
Cy5-PEG2-SCO is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 2 PEG units. Cy5-PEG2-SCO has a SCO group that can be covalently bonded to the amino group. SCO is often used to react with amino acid residues of proteins or peptides, particularly lysine.

HY-D2124

Cy3-PEG7-SCO	Fluorescent Dyes/Probes
Cy3-PEG7-SCO is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 7 PEG units. Cy3-PEG7-SCO has a SCO group that can be covalently bonded to the amino group. SCO is often used to react with amino acid residues of proteins or peptides, particularly lysine.

HY-D1848A

Sulfo-Cy3-NHS ditriethylamine	Fluorescent Dyes/Probes
Sulfo-Cy3-NHS ditriethylamine is a derivative of Cy3 (Cyanine3) (HY-D0822) dye containing sulfonate ions. Sulfo-Cy3-NHS ditriethylamine contains sulfonate ions and has improved water solubility. Sulfo-Cy3-NHS ditriethylamine can label biomolecules containing amine groups, such as proteins, antibodies or peptides.

HY-D2145

Cy5-PEG2-TCO4	Fluorescent Dyes/Probes
Cy5-PEG2-TCO4 is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 2 PEG units. Cy5-PEG2-TCO4 utilizes its own TCO group to undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules bearing Tetrazine groups.

HY-D2147

Cy5-PEG7-TCO4	Fluorescent Dyes/Probes
Cy5-PEG7-TCO4 is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 7 PEG units. Cy5-PEG7-TCO4 utilizes its own TCO group to undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules bearing Tetrazine groups.

HY-155325

Cy3-PEG2-TCO4	Fluorescent Dyes/Probes
Cy3-PEG2-TCO4 is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 2 PEG units. Cy3-PEG2-TCO4 can use its own TCO group to perform the inverse electron demand Diels-Alder reaction (iEDDA) with molecules with Tetrazine groups.

HY-D2146

Cy5-PEG3-TCO4	Fluorescent Dyes/Probes
Cy5-PEG3-TCO4 is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 3 PEG units. Cy5-PEG3-TCO4 utilizes its own TCO group to undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules bearing Tetrazine groups.

HY-155326

Cy3-PEG3-TCO4	Fluorescent Dyes/Probes
Cy3-PEG3-TCO4 is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 3 PEG units. Cy3-PEG3-TCO4 can use its own TCO group to perform the inverse electron demand Diels-Alder reaction (iEDDA) with molecules with Tetrazine groups.

HY-D1865

Cy3 dimethyl iodide

Fluorescent Dyes/Probes

Cy3 dimethyl iodide is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) with a dimethyl group in the iodide salt form. The iodide salt form increases the water solubility of the compound, making it suitable for use in aqueous solutions. Cy3 is a near-infrared fluorescent dye commonly used in biolabeling and cell imaging. Cy3 dimethyl iodide binds to biomolecules such as proteins and antibodies to track their location and dynamic changes in biological samples.

HY-149620

Cy5-PEG2-exo-BCN	Dyes
Cy5-PEG2-exo-BCN is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 2 PEG units. Cy5-PEG2-exo-BCN contains the lyophilic bidentate macrocyclic ligand BCN, which can further synthesize macrocyclic complexes. In click chemistry, BCN reacts with molecules containing azide groups to form stable triazoles in the absence of catalysts.

HY-D1598

Sulfo-CY3 tetrazine potassium

Fluorescent Dyes/Probes

Sulfo-CY3 tetrazine potassium is a sulfo-Cyanine3 derivative that contains methyltetrazine moiety (Ex=548 nm, Em=563 nm). Sulfo-CY3 tetrazine potassium can be used for the labeling of metabolically engineered cell-surface glycoconjugates . Sulfo-CY3 tetrazine (potassium) is a click chemistry reagent, it contains a Tetrazine group that can undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules containing TCO groups.

HY-D1852

Cy3B amine chloride

Fluorescent Dyes/Probes

Cy3B amine chloride is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) bearing an amine group. Cy3 is a fluorescent dye with a fluorescence spectrum typically in the green to orange wavelength range. The amine functionality of Sulfo-Cy3 amine can react with carboxyl groups to form covalent bonds. Sulfo-Cy3 amine can bind to biological molecules such as proteins and antibodies to track their location and dynamic changes in biological samples.

HY-D2138

Cy3-PEG7-Azide	Fluorescent Dyes/Probes
Cy3-PEG7-Azide is a Cyanine 3 (Cy3) (HY-D0822) dye derivative containing 7 PEG units. Cy3-PEG7-Azide contains an azide group and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing alkyne groups. It can also undergo ring strain-promoted alkyne-azide cycloaddition (SPAAC) with molecules containing DBCO or BCN groups.

HY-D1846

Sulfo-Cy7.5 dimethyl

Fluorescent Dyes/Probes

Sulfo-Cy7.5 dimethyl is a dye derivative of Cyanine 7.5 (Cy7.5) (HY-D0926) with a dimethyl group. The sulfonate ion increases the water solubility of the compound, making it suitable for use in aqueous solutions. Cy7.5 is a near-infrared fluorescent dye commonly used for biolabeling and cell imaging. Sulfo-Cy7.5 dimethyl binds to biomolecules such as proteins and antibodies to track their location and dynamic changes in biological samples.

HY-D1860

Cy3 alkyne chloride

Fluorescent Dyes/Probes

Cy3 alkyne chloride is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing a sulfonate ion and an alkyne functional group. Cy3 is a fluorescent dye with a fluorescence spectrum typically in the green to orange wavelength range. The alkyne functional group of Cy3 alkyne chloride can react with molecules containing the azide functional group to form covalent bonds. Cy3 alkyne chloride can bind to biological molecules such as proteins and antibodies to track their location and dynamic changes in biological samples.

HY-D2120A

Cy3-PEG3-exo-BCN	Fluorescent Dyes/Probes
Cy3-PEG3-exo-BCN is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 3 PEG units. Cy3-PEG3-exo-BCN contains the lyophilic bidentate macrocyclic ligand BCN, which can further synthesize macrocyclic complexes. In click chemistry, exo-BCN can react with molecules containing azide groups to form stable triazoles in the absence of catalysts.

HY-D2149

Cy5-PEG7-exo-BCN	Fluorescent Dyes/Probes
Cy5-PEG7-exo-BCN is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 7 PEG units. Cy5-PEG7-exo-BCN contains the lyophilic bidentate macrocyclic ligand BCN, which can further synthesize macrocyclic complexes. In click chemistry, exo-BCN can react with molecules containing azide groups to form stable triazoles in the absence of catalysts.

HY-D1871

Cy3 maleimide chloride

Fluorescent Dyes/Probes

Cy3 maleimide chloride is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing maleimide functional groups. Cy3 is a fluorescent dye with a fluorescence spectrum typically in the green to orange wavelength range. The alkyne functional group of Cy3 maleimide chloride can undergo a "thiol-acrylamide" reaction with molecules containing sulfur-oxygen functional groups to form covalent bonds. Cy3 maleimide chloride can bind to biological molecules such as proteins and antibodies to track their location and dynamic changes in biological samples.

HY-D2121A

Cy3-PEG7-exo-BCN	Fluorescent Dyes/Probes
Cy3-PEG7-exo-BCN is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 7 PEG units. Cy3-PEG7-exo-BCN contains the lyophilic bidentate macrocyclic ligand BCN, which can further synthesize macrocyclic complexes. In click chemistry, exo-BCN can react with molecules containing azide groups to form stable triazoles in the absence of catalysts.

HY-D2121

Cy3-PEG7-endo-BCN	Fluorescent Dyes/Probes
Cy3-PEG7-endo-BCN is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 7 PEG units. Cy3-PEG7-endo-BCN contains the lyophilic bidentate macrocyclic ligand BCN, which can further synthesize macrocyclic complexes. In click chemistry, endo-BCN can react with molecules containing azide groups to form stable triazoles in the absence of catalysts.

Cat. No.	Product Name	Category	Target	Chemical Structure

HY-D1365B

Sulfo-Cy3(Me)COOH potassium	Lipid	Fluorescent Dye
Sulfo-Cyanine 3 free acid potassium is a sulfo-Cyanine3 derivative. Cyanine3 is an orange-fluorescent label dye for protein and nucleic acid (Ex=554 nm, Em=568 nm) .

Cat. No.	Product Name		Classification

HY-D1557

Cyanine5.5 tetrazine		Tetrazine Labeling and Fluorescence Imaging
Cyanine5.5 tetrazine is a far-infrared luminescent dye. Cyanine5.5 tetrazine is a Cyanine5.5 (HY-D0925A) derivative contains a tetrazine moiety. Cyanine5.5 tetrazine can be used for in vivo imaging and low background applications. Cyanine5.5 tetrazine is a click chemistry reagent, it contains a Tetrazine group that can undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules containing TCO groups.

HY-155322

Cy3-PEG2-TCO		TCO Labeling and Fluorescence Imaging
Cy3-PEG2-TCO is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 2 PEG units. Cy3-PEG2-TCO can use its own TCO group to perform an inverse electron demand Diels-Alder reaction (iEDDA) with molecules with Tetrazine groups.

HY-D2139

Cy3-PEG3-Alkyne		Labeling and Fluorescence Imaging Alkynes
Cy3-PEG3-Alkyne is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 3 PEG units. Cy3-PEG3-Alkyne contains Alkyne groups and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing Azide groups.

HY-D2141

Cy3-PEG8-Alkyne		Labeling and Fluorescence Imaging Alkynes
Cy3-PEG8-Alkyne is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 8 PEG units. Cy3-PEG8-Alkyne contains Alkyne groups and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing Azide groups.

HY-D2140

Cy3-PEG4-Alkyne		Labeling and Fluorescence Imaging Alkynes
Cy3-PEG4-Alkyne is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 4 PEG units. Cy3-PEG4-Alkyne contains Alkyne groups and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing Azide groups.

HY-155324

Cy3-PEG7-TCO		TCO Labeling and Fluorescence Imaging
Cy3-PEG7-TCO is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 7 PEG units. Cy3-PEG7-TCO can use its own TCO group to perform an inverse electron demand Diels-Alder reaction (iEDDA) with molecules with Tetrazine groups.

HY-D2134

Cy5-PEG3-Tetrazin		Tetrazine Labeling and Fluorescence Imaging
Cy5-PEG3-Tetrazin is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 3 PEG units. Cy5-PEG3-Tetrazin contains a Tetrazine group that can undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules containing TCO groups.

HY-155323

Cy3-PEG3-TCO		TCO Labeling and Fluorescence Imaging
Cy3-PEG3-TCO is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 3 PEG units. Cy3-PEG3-TCO can use its own TCO group to perform an inverse electron demand Diels-Alder reaction (iEDDA) with molecules with Tetrazine groups.

HY-D2144

Cy5-PEG7-TCO		Labeling and Fluorescence Imaging TCO
Cy5-PEG7-TCO is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 7 PEG units. Cy5-PEG7-TCO utilizes its own TCO group to undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules bearing Tetrazine groups.

HY-D2159

Cy5-PEG8-Tetrazin		Tetrazine
Cy5-PEG8-Tetrazin is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 7 PEG units. Cy5-PEG8-Tetrazin contains a Tetrazine group that can undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules containing TCO groups.

HY-D2143

Cy5-PEG3-TCO		TCO Labeling and Fluorescence Imaging
Cy5-PEG3-TCO is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 3 PEG units. Cy5-PEG3-TCO utilizes its own TCO group to undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules bearing Tetrazine groups.

HY-D2242

Sulfo-Cy7.5 DBCO		DBCO
Sulfo-Cy7.5 DBCO is a dye derivative of Cyanine 7.5 (Cy7.5) (HY-D0926) bearing a DBCO group. The sulfonate ion increases the water solubility of the compound, making it suitable for use in aqueous solutions. Sulfo-Cy7.5 DBCO can bind to biomolecules such as proteins and antibodies to track their location and dynamic changes in biological samples .

HY-D2145

Cy5-PEG2-TCO4		TCO Labeling and Fluorescence Imaging
Cy5-PEG2-TCO4 is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 2 PEG units. Cy5-PEG2-TCO4 utilizes its own TCO group to undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules bearing Tetrazine groups.

HY-D2147

Cy5-PEG7-TCO4		Labeling and Fluorescence Imaging TCO
Cy5-PEG7-TCO4 is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 7 PEG units. Cy5-PEG7-TCO4 utilizes its own TCO group to undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules bearing Tetrazine groups.

HY-155325

Cy3-PEG2-TCO4		Labeling and Fluorescence Imaging TCO
Cy3-PEG2-TCO4 is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 2 PEG units. Cy3-PEG2-TCO4 can use its own TCO group to perform the inverse electron demand Diels-Alder reaction (iEDDA) with molecules with Tetrazine groups.

HY-D2146

Cy5-PEG3-TCO4		Labeling and Fluorescence Imaging TCO
Cy5-PEG3-TCO4 is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 3 PEG units. Cy5-PEG3-TCO4 utilizes its own TCO group to undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules bearing Tetrazine groups.

HY-155326

Cy3-PEG3-TCO4		Labeling and Fluorescence Imaging TCO
Cy3-PEG3-TCO4 is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 3 PEG units. Cy3-PEG3-TCO4 can use its own TCO group to perform the inverse electron demand Diels-Alder reaction (iEDDA) with molecules with Tetrazine groups.

HY-149620

Cy5-PEG2-exo-BCN		Labeling and Fluorescence Imaging BCN
Cy5-PEG2-exo-BCN is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 2 PEG units. Cy5-PEG2-exo-BCN contains the lyophilic bidentate macrocyclic ligand BCN, which can further synthesize macrocyclic complexes. In click chemistry, BCN reacts with molecules containing azide groups to form stable triazoles in the absence of catalysts.

HY-D1598

Sulfo-CY3 tetrazine potassium		Tetrazine Labeling and Fluorescence Imaging
Sulfo-CY3 tetrazine potassium is a sulfo-Cyanine3 derivative that contains methyltetrazine moiety (Ex=548 nm, Em=563 nm). Sulfo-CY3 tetrazine potassium can be used for the labeling of metabolically engineered cell-surface glycoconjugates . Sulfo-CY3 tetrazine (potassium) is a click chemistry reagent, it contains a Tetrazine group that can undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules containing TCO groups.

HY-D2138

Cy3-PEG7-Azide		Azide Labeling and Fluorescence Imaging
Cy3-PEG7-Azide is a Cyanine 3 (Cy3) (HY-D0822) dye derivative containing 7 PEG units. Cy3-PEG7-Azide contains an azide group and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing alkyne groups. It can also undergo ring strain-promoted alkyne-azide cycloaddition (SPAAC) with molecules containing DBCO or BCN groups.

HY-D1860

Cy3 alkyne chloride		Alkynes
Cy3 alkyne chloride is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing a sulfonate ion and an alkyne functional group. Cy3 is a fluorescent dye with a fluorescence spectrum typically in the green to orange wavelength range. The alkyne functional group of Cy3 alkyne chloride can react with molecules containing the azide functional group to form covalent bonds. Cy3 alkyne chloride can bind to biological molecules such as proteins and antibodies to track their location and dynamic changes in biological samples.

HY-D2120A

Cy3-PEG3-exo-BCN		Labeling and Fluorescence Imaging BCN
Cy3-PEG3-exo-BCN is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 3 PEG units. Cy3-PEG3-exo-BCN contains the lyophilic bidentate macrocyclic ligand BCN, which can further synthesize macrocyclic complexes. In click chemistry, exo-BCN can react with molecules containing azide groups to form stable triazoles in the absence of catalysts.

HY-D2149

Cy5-PEG7-exo-BCN		BCN
Cy5-PEG7-exo-BCN is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 7 PEG units. Cy5-PEG7-exo-BCN contains the lyophilic bidentate macrocyclic ligand BCN, which can further synthesize macrocyclic complexes. In click chemistry, exo-BCN can react with molecules containing azide groups to form stable triazoles in the absence of catalysts.

HY-D2121A

Cy3-PEG7-exo-BCN		BCN Labeling and Fluorescence Imaging
Cy3-PEG7-exo-BCN is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 7 PEG units. Cy3-PEG7-exo-BCN contains the lyophilic bidentate macrocyclic ligand BCN, which can further synthesize macrocyclic complexes. In click chemistry, exo-BCN can react with molecules containing azide groups to form stable triazoles in the absence of catalysts.

HY-D2121

Cy3-PEG7-endo-BCN		Labeling and Fluorescence Imaging BCN
Cy3-PEG7-endo-BCN is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 7 PEG units. Cy3-PEG7-endo-BCN contains the lyophilic bidentate macrocyclic ligand BCN, which can further synthesize macrocyclic complexes. In click chemistry, endo-BCN can react with molecules containing azide groups to form stable triazoles in the absence of catalysts.

HY-149618

Cy5-PEG3-endo-BCN		BCN Labeling and Fluorescence Imaging
Cy5-PEG3-endo-BCN is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 3 PEG units. Cy5-PEG3-endo-BCN contains the lyophilic bidentate macrocyclic ligand endo-BCN, which can further synthesize macrocyclic complexes. In click chemistry, endo-BCN can react with molecules containing azide groups to form stable triazoles in the absence of catalysts.

HY-149619

Cy5-PEG7-endo-BCN		BCN Labeling and Fluorescence Imaging
Cy5-PEG7-endo-BCN is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) containing 7 PEG units. Cy5-PEG7-endo-BCN contains the lyophilic bidentate macrocyclic ligand endo-BCN, which can further synthesize macrocyclic complexes. In click chemistry, endo-BCN can react with molecules containing azide groups to form stable triazoles in the absence of catalysts.

HY-D2136

Cy3-PEG2-Azide		Labeling and Fluorescence Imaging Azide
Cy3-PEG2-Azide is a Cyanine 3 (Cy3) (HY-D0822) dye derivative containing 2 PEG units. Cy3-PEG2-Azide contains an azide group and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing alkyne groups. It can also undergo ring strain-promoted alkyne-azide cycloaddition (SPAAC) with molecules containing DBCO or BCN groups.

HY-155327

Cy3-PEG2-endo-BCN		Labeling and Fluorescence Imaging BCN
Cy3-PEG2-endo-BCN is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 2 PEG units. Cy3-PEG2-endo-BCN contains the lyophilic bidentate macrocyclic ligand endo-BCN, which can further synthesize macrocyclic complexes. In click chemistry, endo-BCN can react with molecules containing azide groups to form stable triazoles in the absence of catalysts.

HY-155327A

Cy3-PEG2-exo-BCN		Labeling and Fluorescence Imaging BCN
Cy3-PEG2-exo-BCN is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 2 PEG units. Cy3-PEG2-exo-BCN contains the lyophilic bidentate macrocyclic ligand BCN, which can further synthesize macrocyclic complexes. In click chemistry, exo-BCN can react with molecules containing azide groups to form stable triazoles in the absence of catalysts.

HY-D2137

Cy3-PEG3-Azide		Azide Labeling and Fluorescence Imaging
Cy3-PEG3-Azide is a Cyanine 3 (Cy3) (HY-D0822) dye derivative containing 3 PEG units. Cy3-PEG3-Azide contains an azide group and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing alkyne groups. It can also undergo ring strain-promoted alkyne-azide cycloaddition (SPAAC) with molecules containing DBCO or BCN groups.

HY-D2120

Cy3-PEG3-endo-BCN		BCN Labeling and Fluorescence Imaging
Cy3-PEG3-endo-BCN is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) containing 3 PEG units. Cy3-PEG3-endo-BCN contains the lyophilic bidentate macrocyclic ligand BCN, which can further synthesize macrocyclic complexes. In click chemistry, endo-BCN can react with molecules containing azide groups to form stable triazoles in the absence of catalysts.

HY-D1069

DBCO-Cy3 1 Publications Verification DBCO-Sulfo-Cy3		Labeling and Fluorescence Imaging DBCO
DBCO-Cy3 (DBCO-Sulfo-Cy3) is the derivative of Cyanine3 fluorophore, a pH insensitive from pH (4-10) orange fluorescent dyewith excitation maximum 555 nm and emission maximum of 580nm. DBCO-Cy3 has fast reaction kinetics and good stability, and is productive to use in many standard fluorescent instrumentations. DBCO-Cy3 is a click chemistry reagent, it contains a DBCO group that can undergo strain-promoted alkyne-azide cycloaddition (SPAAC) with molecules containing Azide groups.

HY-D1862

Cy7.5 alkyne chloride		Alkynes
Cy7.5 alkyne chloride is a dye derivative of Cyanine 7.5 (Cy7.5) (HY-D0926) containing a sulfonate ion and an alkyne functional group. Cy7.5 is a near-infrared fluorescent dye commonly used for biolabeling and cell imaging. The alkyne functional group of Cy7.5 alkyne chloride can react with molecules containing the azide functional group to form covalent bonds. Cy7.5 alkyne chloride can bind to biological molecules such as proteins and antibodies to track their location and dynamic changes in biological samples.

HY-D1859

Sulfo-Cy7.5 alkyne		Alkynes
Sulfo-Cy7.5 alkyne is a dye derivative of Cyanine 7.5 (Cy7.5) (HY-D0926) containing a sulfonate ion and an alkyne functional group. The sulfonate ion increases the water solubility of the compound, making it suitable for use in aqueous solutions. Cy7.5 is a near-infrared fluorescent dye commonly used for biolabeling and cell imaging. The alkyne functionality of Sulfo-Cy7.5 alkyne can react with molecules containing the azide functionality to form covalent bonds. Sulfo-Cy7.5 alkyne can bind to biomolecules such as proteins and antibodies to track their location and dynamic changes in biological samples.

HY-D1850

Sulfo-Cy7.5 azide		Azide
Sulfo-Cy7.5 azide is a Cyanine 7.5 (Cy7.5) (HY-D0926) dye derivative with azide and sulfonate functional groups. The sulfonate ion increases the water solubility of the compound, making it suitable for use in aqueous solutions. Cy7.5 is a near-infrared fluorescent dye commonly used for biolabeling and cell imaging. The azide group of Sulfo-Cy7.5 azide can react chemically with molecules containing alkyne functionality, such as alkyne or cyclooctyne, to form covalent bonds. Therefore, Sulfo-Cy7.5 azide can bind to biomolecules such as proteins and antibodies to track their location and dynamic changes in biological samples. It contains an azide group and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing alkyne groups. It can also undergo ring strain-promoted alkyne-azide cycloaddition (SPAAC) with molecules containing DBCO or BCN groups.

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