2-(5-Chlorobenzo[b]thiophen-3-yl)acetic acid

2-(5-氯苯并[b]噻吩-3-基)乙酸

Also known as: 5-Chlorobenzo[b]thiophene-3-acetic acid, 5-Chlorobenzothiophene-3-acetic acid, 5-Chlorothianaphthene-3-acetic acid, 2-(5-chloro-1-benzothiophen-3-yl)acetic acid, (5-Chloro-1-benzothien-3-yl)acetic acid, 2-(5-chlorobenzothiophene-3-yl)acetic acid, 5-chloro-benzo(b)thiophene-3-acetic acid

2-(5-Chlorobenzo[b]thiophen-3-yl)acetic acid (CAS 17266-30-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H7ClO2S and a molecular weight of 226.67900 g/mol. It is also known as 5-Chlorobenzo[b]thiophene-3-acetic acid, 5-Chlorobenzothiophene-3-acetic acid and 5-Chlorothianaphthene-3-acetic acid. Key properties include a melting point of 148-150°C, a boiling point of 410.6ºC at 760 mmHg, a density of 1.487 g/cm3 and a flash point of 202.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

17266-30-7

Jingsj CID

J-34997-2

Molecular Formula

C₁₀H₇ClO₂S

Chinese Name

2-(5-氯苯并[b]噻吩-3-基)乙酸

Molecular Weight

226.67900 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026