1. Signaling Pathways
  2. Cell Cycle/DNA Damage
  3. CDK
  4. CDK9 Isoform
  5. CDK9 Inhibitor

CDK9 Inhibitor

CDK9 Inhibitors (142):

Cat. No. Product Name Effect Purity
  • HY-16297A
    Abemaciclib
    Inhibitor 99.97%
    Abemaciclib (LY2835219) is a selective CDK4/6 inhibitor with IC50 values of 2 nM and 10 nM for CDK4 and CDK6, respectively.
  • HY-10492
    Dinaciclib
    Inhibitor 99.80%
    Dinaciclib (SCH 727965) is a potent inhibitor of CDK, with IC50s of 1 nM, 1 nM, 3 nM, and 4 nM for CDK2, CDK5, CDK1, and CDK9, respectively.
  • HY-112088
    AZD4573
    Inhibitor 99.98%
    AZD4573 is a potent and highly selective CDK9 inhibitor (IC50 of <4 nM) that enables transient target engagement for the treatment of hematologic malignancies.
  • HY-16297
    Abemaciclib methanesulfonate
    Inhibitor 99.95%
    Abemaciclib methanesulfonate (LY2835219 methanesulfonate) is a selective CDK4/6 inhibitor with IC50s of 2 nM and 10 nM for CDK4 and CDK6, respectively.
  • HY-103618
    THZ531
    Inhibitor 99.86%
    THZ531 is a selective and covalent inhibitor of both CDK12 and CDK13 with IC50s of 158 nM and 69 nM, respectively.
  • HY-176165
    CDK9/EZH2-IN-1
    Inhibitor
    CDK9/EZH2-IN-1 (Compound D16) is a CDK9/EZH2 dual-target inhibitor (IC50: 83.9/108.6 nM). CDK9/EZH2-IN-1 induces apoptosis and DNA double-strand breaks (DSBs). CDK9/EZH2-IN-1 inhibits the proliferation activity of MKN45, MDA-MB-453 and SW620 cancer cells (IC50 values are 136.3, 171.3 and 315.7 nM, respectively).
  • HY-170815
    CDK4/9-IN-1
    Inhibitor
    CDK4/9-IN-1 (Compound 29) is a selective dual CDK4/9 inhibitor with IC50 values of 23 nM and 12 nM, respectively. CDK4/9-IN-1 is promising for research of cancers.
  • HY-10008
    SNS-032
    Inhibitor 99.54%
    SNS-032 (BMS-387032) is a potent and selective inhibitor of CDK2, CDK7, and CDK9 with IC50s of 38 nM, 62 nM and 4 nM, respectively. SNS-032 has antitumor effect.
  • HY-103248
    Toyocamycin
    Inhibitor 99.78%
    Toyocamycin (Vengicide) is an adenosine analog produced by Streptomyces diastatochromogenes, acts as an XBP1 inhibitor. Toyocamycin blocks RNA synthesis and ribosome function, and induces apoptosis. Toyocamycin affects IRE1α-XBP1 pathway, and inhibits XBP1 mRNA cleavage with an IC50 value of 80 nM with affecting IRE1α auto-phosphorylation. Toyocamycin specifically inhibits CDK9 with an IC50 value of 79 nM.
  • HY-138293
    SY-5609
    Inhibitor 99.33%
    SY-5609 (CDK7-IN-3) is an orally active, highly selective, noncovalent CDK7 inhibitor with a KD of 0.065 nM. SY-5609 shows poor inhibition on CDK2 (Ki=2600 nM), CDK9 (Ki=960 nM), CDK12 (Ki=870 nM). SY-5609 induces apoptosis in tumor cells and has antitumor activity.
  • HY-12214A
    NVP-2
    Inhibitor 99.60%
    NVP-2 is a potent and selective ATP-competitive cyclin dependent kinase 9 (CDK9) probe, inhibits CDK9/CycT activity with an IC50 of 0.514 nM. NVP-2 displays inhibitory effcts on CDK1/CycB, CDK2/CycA and CDK16/CycY kinases with IC50 values of 0.584 μM, 0.706 μM, and 0.605 μM, respectively. NVP-2 induces cell apoptosis.
  • HY-103712A
    Samuraciclib hydrochloride
    Inhibitor 99.98%
    Samuraciclib hydrochloride (CT7001 hydrochloride) is a potent, selective, ATP-competitive and orally active CDK7 inhibitor, with an IC50 of 41 nM. Samuraciclib hydrochloride displays 45-, 15-, 230- and 30-fold selectivity over CDK1, CDK2 (IC50 of 578 nM), CDK5 and CDK9, respectively. Samuraciclib hydrochloride inhibits the growth of breast cancer cell lines with GI50 values between 0.2-0.3 µM. Samuraciclib hydrochloride has anti-tumor effects.
  • HY-50940
    AT7519
    Inhibitor 99.76%
    AT7519 (AT7519M) as a potent inhibitor of CDKs, with IC50s of 210, 47, 100, 13, 170, and <10 nM for CDK1, CDK2, CDK4 to CDK6, and CDK9, respectively.
  • HY-137478A
    KB-0742 dihydrochloride
    Inhibitor 99.24%
    KB-0742 dihydrochloride is a potent, selective and orally active CDK9 inhibitor with an IC50 of 6 nM for CDK9/cyclin T1. KB-0742 dihydrochloride is selective for CDK9/cyclin T1 with >50-fold selectivity over other CDK kinases. KB-0742 dihydrochloride has potent anti-tumor activity.
  • HY-10012
    AZD-5438
    Inhibitor 99.91%
    AZD-5438 is a potent CDK1, CDK2, and CDK9 inhibitor, with IC50s of 16 nM, 6 nM, and 20 nM in cell-free assays, respectively. AZD-5438 shows less inhibition activity against GSK3β, CDK5 and CDK6 .
  • HY-103019
    (+)-Enitociclib
    Inhibitor 99.89%
    (+)-Enitociclib ((+)-BAY-1251152) is the enantiomer of Enitociclib (HY-103019E) with (+) optical rotation. Enitociclib is a selective CDK9 inhibitor and apoptosis inducer. Enitociclib inhibits CDK9 activity and reduces the phosphorylation of Ser2 in the carboxyl-terminal domain (CTD) of RNA polymerase Pol II, thereby downregulating the transcription of key oncogenes such as MYC and MCL1. Enitociclib has anti-proliferative activity targeting MYC+ lymphoma and multiple myeloma (MM) cells, and has synergistic effects with Bortezomib (HY-10227) and Lenalidomide (HY-A0003), and can be used in the research of hematological malignancies.
  • HY-101257
    YKL-5-124
    Inhibitor 98.79%
    YKL-5-124 is a potent, selective, irreversible and covalent CDK7 inhibitor with IC50s of 53.5 nM and 9.7 nM for CDK7 and CDK7/Mat1/CycH, respectively. YKL-5-124 is >100-fold greater selective for CDK7 than CDK9 and CDK2, and inactive against CDK12 and CDK13. YKL-5-124 induces a strong cell-cycle arrest, inhibits E2F-driven gene expression, and exhibits little effect on RNA polymerase II phosphorylation status.
  • HY-101212
    Fadraciclib
    Inhibitor 99.78%
    Fadraciclib (CYC065) is a second-generation, orally available ATP-competitive inhibitor of CDK2/CDK9 kinases with IC50s of 5 and 26 nM, respectively.
  • HY-18340
    (R)​-​CR8
    Inhibitor 99.61%
    (R)-CR8, a second-generation analog of Roscovitine, is a potent CDK1/2/5/7/9 inhibitor. (R)-CR8 inhibits CDK1/cyclin B (IC50=0.09 μM), CDK2/cyclin A (0.072 μM), CDK2/cyclin E (0.041 μM), CDK5/p25 (0.11 μM), CDK7/cyclin H (1.1 μM), CDK9/cyclin T (0.18 μM) and CK1δ/ε (0.4 μM). (R)-CR8 induces apoptosis and has neuroprotective effect. (R)-CR8 acts as a molecular glue degrader that depletes cyclin K.
  • HY-111388A
    Romaciclib monohydrochloride
    Inhibitor 99.29%
    SEL120-34A monohydrochloride is an ATP-competitive and selective CDK8 inhibitor, inhibits kinase activities of CDK8/CycC and CDK19/CycC complexes with IC50s of 4.4 nM and 10.4 nM, respectively, with a Kd of 3 nM for CDK8. SEL120-34A monohydrochloride weakly inhibits CDK9 (calculated IC50=1070 nM), but shows no obvious activity against CDK1, 2, 4, 6, 5, 7. SEL120-34A monohydrochloride inhibits phosphorylation of STAT1 S727 and STAT5 S726. Has anti-tumor activity.