3-Amino-5-(4-chlorophenyl)thiophene-2-carboxylic acid

3-氨基-5-(4-氯苯基)噻吩-2-甲酸

Also known as: 3-amino-5-(4-chlorophenyl)-2-thiophenecarboxylic acid, 2-Thiophenecarboxylic acid, 3-amino-5-(4-chlorophenyl)-

3-Amino-5-(4-chlorophenyl)thiophene-2-carboxylic acid (CAS 187949-86-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H8ClNO2S and a molecular weight of 253.70500 g/mol. It is also known as 3-amino-5-(4-chlorophenyl)-2-thiophenecarboxylic acid and 2-Thiophenecarboxylic acid, 3-amino-5-(4-chlorophenyl)-. Key properties include a boiling point of 507.261ºC at 760 mmHg and a density of 1.483. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
187949-86-6
Jingsj CID
J-1499605-4
Molecular Formula
C11H8ClNO2S
Chinese Name
3-氨基-5-(4-氯苯基)噻吩-2-甲酸
Molecular Weight
253.70500 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point507.261ºC at 760 mmHg
Density1.483

Frequently Asked Questions

What is the CAS number of 3-Amino-5-(4-chlorophenyl)thiophene-2-carboxylic acid?

The CAS number of 3-Amino-5-(4-chlorophenyl)thiophene-2-carboxylic acid is 187949-86-6.

What are the molecular formula and molecular weight of 3-Amino-5-(4-chlorophenyl)thiophene-2-carboxylic acid?

3-Amino-5-(4-chlorophenyl)thiophene-2-carboxylic acid has molecular formula C11H8ClNO2S and molecular weight 253.70500 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "3-Amino-5-(4-chlorophenyl)thiophene-2-carboxylic acid (CAS 187949-86-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1499605-4 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.