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Merck

L131

L-745,870 hydrochloride

Synonym(s):

3-[[4-(4-Chlorophenyl)piperazin-1-yl]methyl]-1H-pyrrolo[2,3-b]pyridine hydrochloride

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About This Item

Empirical Formula (Hill Notation):
C18H19ClN4 · HCl
CAS Number:
1173023-36-3
Molecular Weight:
363.28
NACRES:
NA.77
PubChem Substance ID:
24277918
UNSPSC Code:
12352200
MDL number:
MFCD01529971
Form:
solid
Quality level:
100

Key Documents

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InChI

1S/C18H19ClN4.ClH/c19-15-3-5-16(6-4-15)23-10-8-22(9-11-23)13-14-12-21-18-17(14)2-1-7-20-18;/h1-7,12H,8-11,13H2,(H,20,21);1H

SMILES string

Cl.Clc1ccc(cc1)N2CCN(CC2)Cc3c[nH]c4ncccc34

InChI key

GFFJYISJZJIKAF-UHFFFAOYSA-N

form

solid

color

white

solubility

H2O: 0.2 mg/mL, ethanol: 1.4 mg/mL, 0.1 M HCl: 5.5 mg/mL

Quality Level

100

Gene Information

human ... DRD4(1815)

Biochem/physiol Actions

Selective D4 dopamine receptor antagonist.

Features and Benefits

This compound is featured on the Dopamine Receptors page of the Handbook of Receptor Classification and Signal Transduction. To browse other handbook pages, click here.

Legal Information

Manufactured and sold under license from Merck & Co., Inc., Kenilworth, NJ, U.S. for use solely for preclinical researchy purposes (i.e., not for the administration to or other use in humans).

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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Certificates of Analysis (COA)

Lot/Batch Number
127H4686V

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S Patel et al.
The Journal of pharmacology and experimental therapeutics, 283(2), 636-647 (1997-11-14)
L-745,870,(3-([4-(4-chlorophenyl)piperazin-1-yl]methyl)-1H- pyrollo[2,3-b] pyridine, was identified as a selective dopamine D4 receptor antagonist with excellent oral bioavailability and brain penetration. L-745,870 displaced specific binding of 0.2 nM [3H] spiperone to cloned human dopamine D4 receptors with a binding affinity (Ki) of

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