Benzo[b]thiophene-6-carbonitrile

Also known as: 1-benzothiophene-6-carbonitrile, 112791, 6-cyanobenzo[b]thiophene, benzo[b]thiophen-6-carbonitrile, benzothiophene-6-carbonitrile

Benzo[b]thiophene-6-carbonitrile (CAS 154650-81-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H5NS and a molecular weight of 159.20800 g/mol. Key properties include a melting point of 41.5-42 °C, a boiling point of 312.656ºC at 760 mmHg, a density of 1.28 g/cm3 and a flash point of 142.889ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 154650-81-4
Jingsj CID: J-1130472-6
Molecular Formula: C₉H₅NS
Molecular Weight: 159.20800 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	41.5-42 °C
Boiling Point	312.656ºC at 760 mmHg
Density	1.28 g/cm3
Flash Point	142.889ºC
Exact Mass	159.01400
PSA	52.03000
LogP	2.77298

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Benzo[b]thiophene-6-carbonitrile?

The CAS number of Benzo[b]thiophene-6-carbonitrile is 154650-81-4.

What are the molecular formula and molecular weight of Benzo[b]thiophene-6-carbonitrile?

Benzo[b]thiophene-6-carbonitrile has molecular formula C9H5NS and molecular weight 159.20800 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Benzo[b]thiophene-6-carbonitrile (CAS 154650-81-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1130472-6 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.