Dopamine Receptor Agonist

Dihydrexidine (hydrochloride) (Standard) is the analytical standard of Dihydrexidine (hydrochloride) (HY-101299B). This product is intended for research and analytical applications. Dihydrexidine hydrochloride (DAR-0100 hydrochloride) is a high potent, selective and full efficacy D1-like dopamine receptor (D1/D5) agonist, with an IC50 of 10 nM for D1 receptor. Dihydrexidine hydrochloride exhibits potent antiparkinsonian activity. Dihydrexidine hydrochloride can stimulate YAP phosphorylation.

Alentemol (U-66444B free base) is a brain-penetrant dopamine D₁-, D₂-, D₃-, D₄- agonist. Alentemol acts on presynaptic dopamine receptors to reduce dopamine release and synthesis. Alentemol can be used for the research of schizophrenia.

Ropinirole-d₁₄ hydrochloride is deuterated labeled Ropinirole hydrochloride (HY-B0623A). 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.

Ropinirole-d₃ (SKF 101468-d₃) is deuterium labeled Ropinirole. Ropinirole (SKF 101468) is an orally active, potent D₃/D₂ receptor agonist with a K_i of 29 nM for D₂ receptor. Ropinirole has pEC₅₀s of 7.4, 8.4 and 6.8 for hD₂, hD₃ and hD₄ receptors, respectively. Ropinirole has no affinity for the D₁ receptors. Ropinirole has the potential for Parkinson's disease.

Fenoldopam (SKF-82526) is a selective dopamine D₁ receptor agonist. Fenoldopam binds to rat D₁B dopamine receptors (K_d = 11 nM) and human D₁A receptors (K_d = 17 nM) in COS-7 cell membranes expressing the cloned receptors. Fenoldopam modulates dopamine receptor expression, induces vasorelaxation in vascular tissues, reverses glomerular hyperfiltration in rat models, increases intracellular cAMP levels, promotes DARPP-32 phosphorylation in small cell lung cancer (SCLC) cells, inhibits cytokine secretion, and downregulates T cell activation markers in activated human T cells. Fenoldopam can be used for research on hypertension, acute kidney injury, psoriasis, and small cell lung cancer.

PF 219061 is an selective agonist for dopamine 3 receptor with an EC₅₀ of 15 nM. PF 219061 exhibits a rapid absorption and a good liver blood clearance, and can be used for research of female sexual dysfunction.

Piribedil maleate is a potent and orally active dopamine D2 and dopamine D3 agonist. Piribedil maleate is also a α2-adrenoceptors antagonist. Piribedil maleate can inhibit MLL1 methyltransferase activity (EC₅₀: 0.18 μM). Piribedil maleate has the potential for the research of parkinson's disease, circulatory disorders, cancers.

A-412997 is a selective Dopamine D4 agonist with K_i values of 12 and 7.9 nM for the rat and human receptors. A-412997 improves short term memory and cognitive properties in rodent models.

PD-168077 is a selective dopamine D₄ receptor agonist, with a K_i of 9 nM.

Ro 10-5824 (dihydrochloride) (Standard) is the analytical standard of Ro 10-5824 (dihydrochloride) (HY-101384A). This product is intended for research and analytical applications. Ro 10-5824 dihydrochloride is a selective dopamine D4 receptor partial agonist, with Ki of 5.2 nM.

A-86929 is a highly potent and selective dopamine D₁ receptor agonist with a pK_i value of 7.3. In the 6-OHDA (HY-B1081)-induced unilateral nigrostriatal lesion rat model, A-86929 significantly induces rotational behavior. It also improves motor function in the MPTP (HY-15608)-induced Parkinson's disease marmoset model. Additionally, A-86929 demonstrates potential therapeutic value in reducing cocaine-seeking behavior in rats and reversing Haloperidol (HY-14538)-induced cognitive deficits in rhesus monkeys. A-86929 can be used for research in neurological disorders.

Ropinirole (hydrochloride) (Standard) is the analytical standard of Ropinirole (hydrochloride). This product is intended for research and analytical applications. 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.

Didesmethyl cariprazine (Standard) is the analytical standard of Didesmethyl cariprazine (HY-100658). This product is intended for research and analytical applications. Didesmethyl cariprazine is an orally active, BBB-permeable metabolite of Cariprazine (HY-14763). Didesmethyl cariprazine is a partial agonist at the D2 and D3 receptors, full agonist at the 5-HT1A receptor, and antagonist at the human 5-HT2B receptor (Ki: 1.41 nM (human D2L), 0.056 nM (human D3), 1.7 nM (human 5-HT1A), 0.52 nM (human 5-HT2B)). Didesmethyl cariprazine dose-dependently inhibits the spontaneous activity of rat midbrain dopaminergic neurons.

Naxagolide (Standard) is the analytical standard of Naxagolide. This product is intended for research and analytical applications. Naxagolide ((+)-PHNO; Dopazinol) is a potent dopamine D2 (Dopamine Receptor) agonist. Naxagolide has the potential for the research of parkinson's disease (PD).

GYKI-32887 is a dopaminergic agonist that can reduce the motor activity levels in rats.

WAY-100635 (Standard) is the analytical standard of WAY-100635. This product is intended for research and analytical applications. WAY-100635 is a potent and selective 5-HT1A 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 Ki 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.

Sumanirole (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.

ABT-724 trihydrochloride (Standard) is the analytical standard of ABT-724 trihydrochloride (HY-103409). This product is intended for research and analytical applications. ABT-724 trihydrochloride is a potent and highly selective dopamine D4 receptor agonist with an EC₅₀ of 12.4 nM for human dopamine D4 receptor. ABT-724 trihydrochloride is a potent partial agonist at the rat D4 (EC₅₀ of 14.3 nM) and the ferret D4 receptor (EC₅₀ of 23.2 nM), and has no effect on dopamine D1, D2, D3, or D5 receptors. ABT-724 trihydrochloride could be useful for the treatment of erectile dysfunction and has favorable side-effect profile.

Lisuride maleate (Standard) is the analytical standard of Lisuride (maleate) (HY-110080). This product is intended for research and analytical applications. Lisuride (maleate) is a potent agonist of dopamine with a probably direct action on dopaminergic receptors. Lisuride (maleate) is an ergot derivative. Lisuride (maleate) releases the premenstrual mastalgia without significant side effects.

Dinoxyline is a potent agonist at dopamine receptors (K_i = 7 nM, 6 nM, 5 nM, 43 nM for D1, D2, D3 and D4). Dinoxyline can be utilized in neurological research.