L-745870 (hydrochloride)

L-745870 (hydrochloride)

• CAS Number: 1173023-36-3
• UNSPSC Description: 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[1][2][3].
• Target Antigen: Dopamine Receptor
• Type: Reference compound
• Related Pathways: GPCR/G Protein;Neuronal Signaling
• Applications: Neuroscience-Neuromodulation
• Field of Research: Neurological Disease
• Assay Protocol: https://www.medchemexpress.com/l-745870-hydrochloride.html
• Solubility: 0.1 M HCL : 25 mg/mL (ultrasonic;adjust pH to 3 with HCl)|DMSO : 32.26 mg/mL (ultrasonic)
• Smiles: [H]Cl.ClC(C=C1)=CC=C1N(CC2)CCN2CC3=CNC4=NC=CC=C43
• Molecular Weight: 363.28
• References & Citations: [1]Bristow LJ, et al. Schizophrenia and L-745,870, a novel dopamine D4 receptor antagonist. Trends Pharmacol Sci. 1997 Jun;18(6):186-8.|[2]Patel S, et al. Biological profile of L-745,870, a selective antagonist with high affinity for the dopamine D4 receptor. J Pharmacol Exp Ther. 1997 Nov;283(2):636-47.|[3]Kulagowski JJ, et al. 3-((4-(4-Chlorophenyl)piperazin-1-yl)-methyl)-1H-pyrrolo-2,3-b-pyridine: an antagonist with high affinity and selectivity for the human dopamine D4 receptor. J Med Chem. 1996 May 10;39(10):1941-2.Psychopharmacology. 2022 Sep 15.|Br J Cancer. 2024 Aug 22.|Research Square Preprint. 2023 Oct 3.
• Shipping Conditions: Room Temperature
• Clinical Information: No Development Reported