3-Aminobenzo[b]thiophene-2-carboxylic acid

3-氨基苯并[b]噻吩-2-羧酸

Also known as: 3-Amino-1-benzothiophene-2-carboxylic acid, 3-Amino-2-carboxybenzo[b]thiophene, 3-AMINO-BENZENETHIOPHENE-2-CARBOXYLIC ACID, 3-AMINOBENZO[B]THIOPHENE-2-CARBOXYLIC ACID, 3-aminobenzothiophene-2-carboxylic acid, Benzo[b]thiophene-2-carboxylic acid, 3-amino-, BUTTPARK 52\11-75

CAS No.
40142-71-0
Jingsj CID
J-1360574-6
Molecular Formula
C9H7NO2S
Chinese Name
3-氨基苯并[b]噻吩-2-羧酸
Molecular Weight
193.22200 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point430.9ºC at 760mmHg
Density1.511g/cm3
Flash Point214.4ºC

Frequently Asked Questions

What is the CAS number of 3-Aminobenzo[b]thiophene-2-carboxylic acid?

40142-71-0

What are the molecular formula and molecular weight of 3-Aminobenzo[b]thiophene-2-carboxylic acid?

C9H7NO2S, molecular weight 193.22200 g/mol

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026