1-(5-Chlorothiophen-3-yl)ethanone

Also known as: 1-(5-chlorothiophen-3-yl)ethan-1-one, 3-Acetyl-5-chlorothiophene, 1-(5-chloro-3-thienyl)ethanone, Ethanone, 1-(5-chloro-3-thienyl)-, AKOS 91755

1-(5-Chlorothiophen-3-yl)ethanone (CAS 58119-67-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H5ClOS and a molecular weight of 160.621 g/mol. Key properties include a boiling point of 237.1±25.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 97.2±23.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 58119-67-8
Jingsj CID: J-1190682-4
Molecular Formula: C₆H₅ClOS
Molecular Weight: 160.621 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Boiling Point	237.1±25.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	97.2±23.2 °C
Exact Mass	159.974960
PSA	45.31000
LogP	2.34
Vapor Pressure	0.0±0.5 mmHg at 25°C
Refractive Index	1.560

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 1-(5-Chlorothiophen-3-yl)ethanone?

The CAS number of 1-(5-Chlorothiophen-3-yl)ethanone is 58119-67-8.

What are the molecular formula and molecular weight of 1-(5-Chlorothiophen-3-yl)ethanone?

1-(5-Chlorothiophen-3-yl)ethanone has molecular formula C6H5ClOS and molecular weight 160.621 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. "1-(5-Chlorothiophen-3-yl)ethanone (CAS 58119-67-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1190682-4 (accessed 2026-11-09).

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