Methyl 3-hydroxybenzo[b]thiophene-2-carboxylate

3-羟基苯并[b]噻吩-2-羧酸甲酯

Also known as: Methyl 3-hydroxy-1-benzothiophene-2-carboxylate, 3-Hydroxybenzo[b]thiophene-2-carboxylic acid methyl ester, 3-Hydroxy-2-methoxycarbonylbenzothiophene

Methyl 3-hydroxybenzo[b]thiophene-2-carboxylate (CAS 13134-76-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H8O3S and a molecular weight of 208.23400 g/mol. It is also known as Methyl 3-hydroxy-1-benzothiophene-2-carboxylate, 3-Hydroxybenzo[b]thiophene-2-carboxylic acid methyl ester and 3-Hydroxy-2-methoxycarbonylbenzothiophene. Key properties include a melting point of 106-108ºC, a boiling point of 311.9ºC at 760mmHg, a density of 1.448g/cm3 and a flash point of 142.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
13134-76-4
Jingsj CID
J-1108761-4
Molecular Formula
C10H8O3S
Chinese Name
3-羟基苯并[b]噻吩-2-羧酸甲酯
Molecular Weight
208.23400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point106-108ºC
Boiling Point311.9ºC at 760mmHg
Density1.448g/cm3
Flash Point142.4ºC

Frequently Asked Questions

What is the CAS number of Methyl 3-hydroxybenzo[b]thiophene-2-carboxylate?

The CAS number of Methyl 3-hydroxybenzo[b]thiophene-2-carboxylate is 13134-76-4.

What are the molecular formula and molecular weight of Methyl 3-hydroxybenzo[b]thiophene-2-carboxylate?

Methyl 3-hydroxybenzo[b]thiophene-2-carboxylate has molecular formula C10H8O3S and molecular weight 208.23400 g/mol.

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

Last updated:

How to cite: Jingsj. "Methyl 3-hydroxybenzo[b]thiophene-2-carboxylate (CAS 13134-76-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1108761-4 (accessed 2026-10-22).

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