Dopamine Receptor Agonist

MCL-524 is a highly selective full agonist of the dopamine D₂ receptor with a K_d value of 1.34 nM. MCL-524 specifically binds to the high-affinity state of the dopamine D₂ receptor; this binding is abolished by guanylylimidodiphosphate, and it can distinguish between D₂^high and D₂^low sites. MCL-524 is applicable to research related to Parkinson's disease and schizophrenia.

Bromocriptine mesylate is a potent dopamine D2/D3 receptor agonist, which binds D2 dopamine receptor with pK_i of 8.05. Bromocriptine mesylate is permeable to the blood-brain barrier.

Quinpirole hydrochloride (LY 171555 hydrochloride) is a high-affinity agonist of dopamine D2/D3 receptor.

SKF 38393 hydrochloride is a selective agonist of the dopamine D1 receptor (D1DR) with an IC₅₀ of 110 nM.

WAY-100635 is a potent and selective 5-HT_1A Receptor antagonist with a pIC₅₀ of 8.87, an apparent pA₂ of 9.71. WAY-100635 is a potent and selective 5-hydroxytryptamine 1A (5-HT1A) receptor antagonist with an IC₅₀ value of 0.91 nM and K_i value of 0.39 nM. WAY-100635 has pIC₅₀ values for 5-HT1A and α1-adrenergic receptors of 8.9 and 6.6, respectively. WAY-100635 is also a potent dopamine D₄ receptor agonist.

Apomorphine ((-)-Apomorphine) is a potent dopamine receptor agonist. Apomorphine also inhibit MAO-A and MAO-B. Apomorphine exerts neuroprotective effect and can relax rat corpus cavernosum. Apomorphine can inhibit ROS production, DNA fragmentation and inibit JNK and ERK1/2 phosphorylation. Apomorphine can enhance degradation of intracellular Aβ40 and Aβ42, reduces tau protein levels and inhibit MMP-9 expression. Apomorphine is a highly potent radical scavenger and iron chelator. Apomorphine can be used for the researches of dementia, parkinson's disease, alzheimer disease, breast carcinoma, and erectile dysfunction.

Aripiprazole (OPC-14597), an atypical antipsychotic, is a potent and high-affinity dopamine D2 receptor partial agonist. Aripiprazole is an inverse agonist at 5-HT2B and 5-HT2A receptors and displays partial agonist actions at 5-HT1A, 5-HT2C, D3, and D4 receptors. Aripiprazole can be used for the research of schizophrenia and COVID19.

Brexpiprazole (OPC-34712), an atypical orally active antipsychotic agent, is a partial agonist of human 5-HT1A and dopamine D_2L receptor with K_is of 0.12 nM and 0.3 nM, respectively. Brexpiprazole is also a 5-HT2A receptor antagonist with a K_i of 0.47 nM. Brexpiprazole also shows potent antagonist activity at human noradrenergic α_1B (K_i=0.17 nM) and α_2C receptors (K_i=0.59 nM).

Cabergoline is an ergot derived-dopamine D₂-like receptor agonist that has high affinity for D₂, D₃, and 5-HT_2B receptors (K_i=0.7, 1.5, and 1.2, respectively).

SKF 81297 is a potent and selective dopamine D1 receptor agonist.

Nuciferine is an antagonist at 5-HT_2A (IC₅₀=478 nM), 5-HT_2C (IC₅₀=131 nM), and 5-HT_2B (IC₅₀=1 μM), an inverse agonist at 5-HT₇ (IC₅₀=150 nM), a partial agonist at D₂ (EC₅₀=64 nM), D₅ (EC₅₀=2.6 μM) and 5-HT₆ (EC₅₀=700 nM), an agonist at 5-HT_1A (EC₅₀=3.2 μM) and D₄ (EC₅₀=2 μM) receptor.

SKF 81297 hydrobromide is a potent and selective dopamine D1 receptor agonist.

WAY-100635 maleate is a potent and selective 5-hydroxytryptamine 1A (5-HT1A) receptor antagonist with an IC₅₀ value of 0.91 nM and K_i value of 0.39 nM. WAY-100635 maleate has pIC₅₀ values for 5-HT1A and α1-adrenergic receptors of 8.9 and 6.6, respectively. WAY-100635 maleate is also a potent dopamine D₄ receptor agonist.

Rotigotine is a potent dopamine receptor agonist with K_i values of 0.71 nM, 4-15 nM, and 83 nM for the dopamine D3 receptor and D2, D5, D4 receptors and dopamine D1 receptor. Rotigotine a partial agonist of the 5-HT1A receptor, and an antagonist of the α2B-adrenergic receptor. Rotigotine can be used for parkinson's disease (PD) research.

Sumanirole maleate (U-95666E; PNU-95666E) is a highly selective D2 receptor full agonist with an ED₅₀ of about 46 nM. Sumanirole plays an important role in the research of Parkinson's disease and restless leg syndrome.

Ropinirole (SKF 101468) hydrochloride is an orally active, potent D₃/D₂ receptor agonist with a K_i of 29 nM for D₂ receptor. Ropinirole hydrochloride has pEC₅₀s of 7.4, 8.4 and 6.8 for hD₂, hD₃ and hD₄ receptors, respectively. Ropinirole hydrochloride has no affinity for the D₁ receptors. Ropinirole hydrochloride has the potential for Parkinson's disease.

Fenoldopam mesylate (SKF-82526) is a D₁ receptor agonist and a novel lysine-specific demethylase 1 (LSD1) inhibitor (IC₅₀=0.8974 μM). Fenoldopam mesylate shows anti-hypertensive effects, anti-cancer cell proliferation activity and can induce cells apoptosis.

N-Methyldopamine hydrochloride is a precursor of adrenaline in the adrenal medulla. N-Methyldopamine hydrochloride is a modification of the dopamine (DA), and retains agonist activity at the DA1 receptor. N-Methyldopamine hydrochloride remains capable of universal surface coating and secondary reactions using the surface catechols. N-Methyldopamine hydrochloride can be used for heart failure research.

Rotigotine Hydrochloride (N-0923 Hydrochloride) is a full agonist of dopamine receptor, a partial agonist of the 5-HT1A receptor, and an antagonist of the α2B-adrenergic receptor, with K_i of 0.71 nM, 4-15 nM, and 83 nM for the dopamine D3 receptor and D2, D5, D4 receptors, and dopamine D1 receptor.

Pramipexole dihydrochloride is a selective and blood-brain barrier (BBB) penetrant dopamine D2-type receptor agonist, with K_is of 2.2 nM, 3.9 nM, 0.5 nM and 1.3 nM for D2-type receptor, D₂, D₃ and D₄ receptors, respectively. Pramipexole dihydrochloride can be used for the research of Parkinson's disease (PD) and restless legs syndrome (RLS).