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-B1019
    Sulpiride
    		Antagonist 99.28%
    Sulpiride is an orally active dopamine D2/D3 receptor antagonist. Sulpiride is an atypical antipsychotic agent of the benzamide family. Sulpiride can be used in research into anxiety, depression and breast cancer.
  • HY-103414
    Raclopride
    		Antagonist 99.83%
    Raclopride is a dopamine D2/D3 receptor antagonist with potential antipsychotic effects. Raclopride binds to D2 and D3 receptors with Kis of 1.8 nM and 3.5 nM, respectively.
  • HY-A0077
    Perphenazine
    		Antagonist 99.95%
    Perphenazine 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 also binds to Alpha-1A adrenergic receptor. Perphenazine inhibits cancer cell proliferation, and induces apoptosis. Perphenazine can be used in the research of mental disease, cancer, inflammation.
  • HY-10861
    D3/5-HT receptor modulator-1
    		Antagonist 99.75%
    D3/5-HT receptor modulator-1 (compound 5i) is a selective dopamine D3 receptor and 5-HT2A receptor antagonist and a partial 5-HT1A receptor agonist. D3/5-HT receptor modulator-1 shows Ki values of 4.5 nM, 11.9 nM, and 15.3 nM for dopamine D3, 5-HT2A, and 5-HT2A receptors. D3/5-HT receptor modulator-1 has a low affinity for dopamine D2 receptors, 5-HT2C receptors, and hERG channels. D3/5-HT receptor modulator-1 has an atypical antipsychotic profile.
  • 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-14545
    Amisulpride
    		Antagonist 99.92%
    Amisulpride is a dopamine D2/D3 receptor antagonist with Kis of 2.8 and 3.2 nM for human dopamine D2 and D3, respectively.
  • HY-N0096
    Rotundine
    		Antagonist 99.96%
    Rotundine is an antagonist of dopamine D1, D2 and D3 receptors with IC50s of 166 nM, 1.4 μM and 3.3 μM, respectively. Rotundine is also an antagonist of 5-HT1A with an IC50 of 370 nM.
  • HY-13575
    Blonanserin
    		Antagonist 99.62%
    Blonanserin (AD-5423) is a potent?and orally active 5-HT2A?(Ki=0.812 nM) and?dopamine D2?receptor?(Ki =0.142?nM)?antagonist. Blonanserin is usually acts as an atypical antipsychotic?agent and can be used for the research of extrapyramidal symptoms, excessive?sedation, or?hypotension.
  • HY-10847B
    SB-277011 hydrochloride
    		Antagonist 98.54%
    SB-277011 hydrochloride (SB-277011A hydrochloride) is a potent, selective, orally bioavailable and brain penetrate dopamine D3 receptor (D3R) antagonist with Ki values of 10.7 nM and 11.2 nM at rodent and human D3R, respectively. SB-277011 hydrochloride displays 80- to 100-fold selectivity over other dopamine receptors with pKis of 8.0, 6.0, <5.2, and 5.9 for D3, D2, 5-HT1B, and 5-HT1D receptors, respectively.
  • HY-B0274
    Chlorprothixene
    		Antagonist 99.61%
    Chlorprothixene is a dopamine and histamine receptors antagonist with Kis of 18 nM, 2.96 nM, 4.56 nM, 9 nM and 3.75 nM for hD1, hD2, hD3, hD5 and hH1 receptors, respectively. Antipsychotic activity.
  • HY-14325
    L-745870
    		Antagonist 99.92%
    L-745870 is a potent, selective, brain-penetrant and orally active dopamine D4 receptor antagonist with a Ki of 0.43 nM. L-745870 shows weaker affinity for D2 (Ki of 960 nM) and D3 (Ki of 2300 nM) receptors, and exhibits moderate affinity for 5-HT2 receptors, sigma sites and α-adrenoceptors.
  • HY-10121
    Asenapine
    		Antagonist 99.62%
    Asenapine (Org 5222), 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 can be used in the research of schizophrenia and bipolar disorder.
  • HY-19654
    GSK598809
    		Antagonist 99.74%
    GSK598809 is a potent and selective dopamine D3 Receptor (DRD3) antagonist, with a pKi of 8.9.
  • HY-17410
    Iloperidone
    		Antagonist 99.97%
    Iloperidone (HP 873) is a D2/5-HT2 receptor antagonist. Iloperidone is an atypical antipsychotic for the schizophrenia symptoms.
  • HY-B0274A
    Chlorprothixene hydrochloride
    		Antagonist 99.91%
    Chlorprothixene hydrochloride is a dopamine and histamine receptors antagonist with Kis of 18 nM, 2.96 nM, 4.56 nM, 9 nM and 3.75 nM for hD1, hD2, hD3, hD5 and hH1 receptors, respectively. Antipsychotic activity.
  • HY-116941
    A-381393
    		Antagonist 99.92%
    A-381393 is a potent, selective, brain penetrate dopamine D4 receptor antagonist, with Kis of 1.5, 1.9 and 1.6 nM for human dopamine D4.4, D4.2, and D4.7 receptor, respectively, >2700-fold selectivity over D1, D2, D3 and D5 dopamine receptors. A-381393 shows moderate affinity for 5-HT2A (Ki, 370 nM).
  • HY-101382
    GR 103691
    		Antagonist 99.95%
    GR 103691 is a potent, selective dopamine D3 receptor antagonist with a Ki value of 0.4 nM. GR 103691 shows more than 100-fold selectivity for human dopamine human (h)D3 over hD4 and hD1 sites.
  • HY-14541S
    Olanzapine-d3
    		Antagonist 99.09%
    Olanzapine-d3 is the deuterium labeled Olanzapine. Olanzapine is a selective, orally active monoaminergic antagonist with high affinity binding to serotonin H1, 5HT2A/2C, 5HT3, 5HT6 (Ki=7, 4, 11, 57, and 5 nM, respectively), dopamine D1-4 (Ki=11 to 31 nM), muscarinic M1-5 (Ki=1.9-25 nM), and adrenergic α1 receptors (Ki=19 nM). Olanzapine is an atypical antipsychotic[1][2].
  • HY-12697
    NGB 2904
    		Antagonist 98.28%
    NGB 2904 is a potent, selective, orally active and brain-penetrated antagonist of dopamine D3 receptor, with a Ki of 1.4 nM. NGB 2904 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 antagonizes Quinpirole-stimulated mitogenesis.
  • HY-14325B
    L-745870 hydrochloride
    		Antagonist 99.91%
    L-745870 hydrochloride is a potent, selective, brain-penetrant and orally active dopamine D4 receptor antagonist with a Ki of 0.43 nM. L-745870 hydrochloride shows weaker affinity for D2 (Ki of 960 nM) and D3 (Ki of 2300 nM) receptors, and exhibits moderate affinity for 5-HT2 receptors, sigma sites and α-adrenoceptors.