2. Signaling Pathways
  3. GPCR/G Protein
    Neuronal Signaling
  4. Dopamine Receptor
  5. D3 Receptor Isoform
  6. D3 Receptor Antagonist

D3 Receptor Antagonist

D3 Receptor Antagonists (58):

Cat. No. Product Name Effect Purity
  • HY-19654B
    (-)-GSK598809
    		Antagonist
    (-)-GSK598809 ((1S,5R)-GSK598809) is an isomer of GSK598809. GSK598809 is a potent and selective dopamine D3 Receptor (DRD3) antagonist.
  • HY-108976
    Raclopride tartrate
    		Antagonist
    Raclopride tartrate is a selective dopamine D2/D3 receptor antagonist with potential antipsychotic effects. Raclopride tartrate binds to D2 and D3 receptors with Kis of 1.8 nM and 3.5 nM, respectively.
  • HY-A0125AS
    Alizapride-13C,d3 hydrochloride
    		Antagonist
    Alizapride-13C,d3 (hydrochloride) is deuterium labeled Alizapride (hydrochloride). Alizapride hydrochloride is a dopamine receptor antagonist with prokinetic and antiemetic effects which can also be used in the treatment of nausea and vomiting, including postoperative nausea and vomiting.
  • HY-139680
    Dopamine D3 receptor antagonist-1
    		Antagonist
    Dopamine D3 receptor antagonist-1 is a dopamine D3 receptor-selective or multitarget bitopic ligand (Ki = 1.58 nM) potentially useful for central nervous system disorders.
  • HY-100057
    BMY 28674
    		Antagonist
    BMY 28674 (6-Hydroxybuspirone) is the active metabolite of the anxiolytic buspirone (HY-B1115A) and is metabolized by CYP3A4.4. BMY 28674 binds to the serotonin (5-HT) receptor subtype 5-HT1A in the rat hippocampus and dorsal raphe (EC50s are 4 and 1 μM, respectively) and is an antagonist of dopamine D2, D3, and D4 receptors (IC50s are 3.1, 4.9, and 0.85 μM, respectively). BMY 28674 also inhibits organic cation transporter 1 (OCT1), OCT2, and OCT3 expressing human transporters in S2 proximal tubule cells in a concentration-dependent manner.
  • HY-10121B
    Asenapine citrate
    		Antagonist
    Asenapine citrate, an atypical antipsychotic, is an antagonist of serotonin receptors (pKi: 8.4-10.5), adrenoceptors (pKi: 8.9-9.5), dopamine receptors (pKi: 8.9-9.4) and histamine receptors (pKi: 8.2-9.0). Asenapine citrate can be used in the research of schizophrenia and bipolar disorder.
  • HY-139681
    Dopamine D3 receptor antagonist-2
    		Antagonist
    Dopamine D3 receptor antagonist-2 is a dopamine D3 receptor-selective (Ki = 2.16 nM) or multitarget bitopic ligand potentially useful for central nervous system disorders.
  • HY-123473
    SB-414796
    		Antagonist
    SB-414796 is a selective, orally active and cross the blood-brain barrier dopamine D3 receptor antagonist with Ki values of 4, 400 nM for D3, D2, respectively.
  • HY-16567S
    Asenapine-13C,d3 hydrochloride
    		Antagonist
    Asenapine-13C,d3 (hydrochloride) is the 13C- and deuterium labeled Asenapine (hydrochloride). Asenapine hydrochloride, an antipsychotic, is a 5-HT (1A, 1B, 2A, 2B, 2C, 5A, 6, 7) and Dopamine (D2, D3, D4) receptor antagonist with Ki values of 0.03-4.0 nM for 5-HT and 1.3, 0.42, 1.1 nM for Dopamine receptor, respectively.
  • HY-12697A
    NGB 2904 hydrochloride
    		Antagonist
    NGB 2904 hydrochloride is a potent, selective, orally active and brain-penetrated antagonist of dopamine D3 receptor, with a Ki of 1.4 nM. NGB 2904 hydrochloride shows selectivity for D3 over D2, 5-HT2, α1, D4, D1 and D5 receptors (Kis=217, 223, 642, >5000, >10000 and >10000 nM, respectively). NGB 2904 hydrochloride antagonizes Quinpirole-stimulated mitogenesis.
  • HY-103407
    PD 168568
    		Antagonist
    PD 168568 is a orally active and potent dopamine receptor D4 (DRD4) antagonist. PD 168568 contains an isoindolinone and is selective for the D4 receptor versus D2 and D3, with Ki values of 8.8, 1842, and 2682 nM, respectively. PD 168568 can be used for glioblastoma (GBM) research.
  • HY-A0077A
    Perphenazine dihydrochloride
    		Antagonist
    Perphenazine dihydrochloride is an orally active dopamine receptor and histamine-1 receptor antagonist, with Ki values of 0.56 nM (D2), 0.43 nM (D3), 6 nM (5-HT2A), respectively. Perphenazine dihydrochloride also binds to Alpha-1A adrenergic receptor. Perphenazine dihydrochloride inhibits cancer cell proliferation, and induces apoptosis. Perphenazine dihydrochloride can be used in the research of mental disease, cancer, inflammation.
  • HY-155706
    MOR agonist-2
    		Antagonist
    MOR agonist-2 (compound 46) is a antagonist of D3R and agonist of MOR (Ki: 7.26 nM and 564 nM, respectively). MOR agonist-2 has the potential to produce analgesic effects through MOR partial agonism. MOR agonist-2 reduces opioid-misuse liability via D3R antagonism.
  • HY-12987S1
    Pimozide-d5 N-Oxide
    		Antagonist
    Pimozide-d5 N-Oxide is the deuterium labeled Pimozide. Pimozide is a dopamine receptor antagonist, with Kis of 1.4 nM, 2.5 nM and 588 nM for dopamine D2, D3 and D1 receptors, respectively, and also has affinity at α1-adrenoceptor, with a Ki of 39 nM; Pimozide also inhibits STAT3 and STAT5[1][2].
  • HY-W777345
    Moperone
    		Antagonist
    Moperone (R 1658) is an antagonist for D2 dopamine receptor and D3 dopamine receptor, with IC50 of 1.0 nM and 1.0 nM.
  • HY-17410A
    Iloperidone hydrochloride
    		Antagonist
    Iloperidone hydrochloride (HP 873 hydrochloride) is a D2/5-HT2 receptor antagonist. Iloperidone hydrochloride is an atypical antipsychotic for the schizophrenia symptoms.
  • HY-103414S
    Raclopride-d5 hydrochloride
    		Antagonist 99.82%
    Raclopride-d5 (hydrochloride) is the deuterium labeled Raclopride. Raclopride is a dopamine D2/D3 receptor antagonist, which binds to D2 and D3 receptors with dissociation constants (Kis) of 1.8 nM and 3.5 nM, respectively, but has a very low affinity for D1 and D4 receptors with Kis of 18000 nM and 2400 nM, respectively[1][2].
  • HY-101641
    NRA-0160
    		Antagonist
    NRA-0160 is a selective dopamine D4 receptor antagonist, with a Ki value of 0.48 nM and with negligible affinity for dopamine D2 receptor (Ki: >10000 nM), D3 receptor (Ki: 39 nM), rat 5-HT2A receptor (Ki: 180 nM) and rat α1 adrenoceptor (Ki: 237 nM).