U 90042

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MedKoo CAT#: 585292

CAS#: 134516-99-7

Description: U 90042 is a GABAA receptor ligand with sedative and hypnotic properties.

Price and Availability

Size Price Shipping out time Quantity
10mg USD 370 2 Weeks
50mg USD 1040 2 Weeks
Inquire bulk and customized quantity

Pricing updated 2020-09-23. Prices are subject to change without notice.

U 90042, purity > 98%, is in stock. Current shipping out time is about 2 weeks after order is received. CoA, QC data and MSDS documents are available in one week after order is received.

Chemical Structure


Theoretical Analysis

MedKoo Cat#: 585292
Name: U 90042
CAS#: 134516-99-7
Chemical Formula: C17H13ClN6O
Exact Mass: 352.0839
Molecular Weight: 352.782
Elemental Analysis: C, 57.88; H, 3.71; Cl, 10.05; N, 23.82; O, 4.54

Synonym: U 90042; U90042; U-90042

IUPAC/Chemical Name: 11-Chloro-5-(5-cyclopropyl-1,2,4-oxadiazol-3-yl)-2,3-dihydrodiimidazo(1,2-c:1',5'-a)quinazoline


InChi Code: InChI=1S/C17H13ClN6O/c18-10-3-4-12-11(7-10)15-19-5-6-23(15)17-13(20-8-24(12)17)14-21-16(25-22-14)9-1-2-9/h3-4,7-9H,1-2,5-6H2

SMILES Code: ClC1=CC2=C(N3C(N4C2=NCC4)=C(C5=NOC(C6CC6)=N5)N=C3)C=C1

Technical Data

Solid powder

>98% (or refer to the Certificate of Analysis)

Shipping Condition:
Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition:
Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Soluble in DMSO

Shelf Life:
>3 years if stored properly

Drug Formulation:
This drug may be formulated in DMSO

Stock Solution Storage:
0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code:


1: Tang AH, Smith MW, Carter DB, Im WB, VonVoigtlander PF. U-90042, a sedative/hypnotic compound that interacts differentially with the GABAA receptor subtypes. J Pharmacol Exp Ther. 1995 Nov;275(2):761-7. PubMed PMID: 7473164.