3-(1-benzothiophen-2-yl)propanoic acid

苯并[b]噻吩-2-丙酸

Also known as: 3-(1-benzothiophen-2-yl)propionic acid, 3-(2-benzothienyl)propionic acid, 3-(Benzo[b]thiophen-2-yl)propionic acid, 3-(benzothiophene-2-yl)propanoic acid, Benzo[b]thiophene-2-propionic acid, Benzo[b]thiophene-2-propanoic acid, Benzo(b)thiophene-2-propionic acid

3-(1-benzothiophen-2-yl)propanoic acid (CAS 42768-60-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H10O2S and a molecular weight of 206.26100 g/mol. It is also known as 3-(1-benzothiophen-2-yl)propionic acid, 3-(2-benzothienyl)propionic acid and 3-(Benzo[b]thiophen-2-yl)propionic acid. Key properties include a melting point of 137-141ºC, a boiling point of 258.1ºC at 760 mmHg, a density of 1.426g/cm3 and a flash point of 109.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
42768-60-5
Jingsj CID
J-1502383-2
Molecular Formula
C11H10O2S
Chinese Name
苯并[b]噻吩-2-丙酸
Molecular Weight
206.26100 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point137-141ºC
Boiling Point258.1ºC at 760 mmHg
Density1.426g/cm3
Flash Point109.9ºC

Frequently Asked Questions

What is the CAS number of 3-(1-benzothiophen-2-yl)propanoic acid?

The CAS number of 3-(1-benzothiophen-2-yl)propanoic acid is 42768-60-5.

What are the molecular formula and molecular weight of 3-(1-benzothiophen-2-yl)propanoic acid?

3-(1-benzothiophen-2-yl)propanoic acid has molecular formula C11H10O2S and molecular weight 206.26100 g/mol.

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

Last updated:

How to cite: Jingsj. "3-(1-benzothiophen-2-yl)propanoic acid (CAS 42768-60-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1502383-2 (accessed 2026-10-24).

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