Benzo[b]thiophene-5-carbaldehyde

苯并[b]噻吩-5-甲醛

Also known as: 1-Benzothiophene-5-carbaldehyde, 1-Benzothiophene-5-carboxaldehyde, 5-Formylbenzo[b]thiophene, 5-Formylbenzothiophene, 5-Benzothiophenecarboxaldehyde, Benzo(b)thiophene-5-carboxaldehyde, Benzo[b]thiophen-5-carbaldehyde, Buttpark 98\04-78

Benzo[b]thiophene-5-carbaldehyde (CAS 10133-30-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H6OS and a molecular weight of 162.20800 g/mol. It is also known as 1-Benzothiophene-5-carbaldehyde, 1-Benzothiophene-5-carboxaldehyde and 5-Formylbenzo[b]thiophene. Key properties include a melting point of 53ºC, a boiling point of 303.2ºC at 760 mmHg, a density of 1.3g/cm3 and a flash point of 137.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
10133-30-9
Jingsj CID
J-1497882-9
Molecular Formula
C9H6OS
Chinese Name
苯并[b]噻吩-5-甲醛
Molecular Weight
162.20800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point53ºC
Boiling Point303.2ºC at 760 mmHg
Density1.3g/cm3
Flash Point137.2ºC

Frequently Asked Questions

What is the CAS number of Benzo[b]thiophene-5-carbaldehyde?

The CAS number of Benzo[b]thiophene-5-carbaldehyde is 10133-30-9.

What are the molecular formula and molecular weight of Benzo[b]thiophene-5-carbaldehyde?

Benzo[b]thiophene-5-carbaldehyde has molecular formula C9H6OS and molecular weight 162.20800 g/mol.

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

Last updated:

How to cite: Jingsj. "Benzo[b]thiophene-5-carbaldehyde (CAS 10133-30-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1497882-9 (accessed 2026-10-22).

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