2,5-Dimethyl-3-thiophenesulfonyl chloride

2,5-二甲基-3-硫代噻吩磺酰氯

Also known as: 2,5-Dimethylthiophene-3-sulfonyl chloride, 2,5-Dimethylthiophene-3-sulphonyl chloride, 3-Thiophenesulfonyl chloride, 2,5-dimethyl-, 2,5-dimethylthien-3-ylsulfonyl chloride, 2,5-dimethyl-3-thienyl sulfonyl chloride, Buttpark 96\50-20, Chembrdg-BB 4009594

2,5-Dimethyl-3-thiophenesulfonyl chloride (CAS 97272-04-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H7ClO2S2 and a molecular weight of 210.702 g/mol. It is also known as 2,5-Dimethylthiophene-3-sulfonyl chloride, 2,5-Dimethylthiophene-3-sulphonyl chloride and 3-Thiophenesulfonyl chloride, 2,5-dimethyl-. Key properties include a melting point of 120-122ºC, a boiling point of 298.6±40.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 134.4±27.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
97272-04-3
Jingsj CID
J-1524245-3
Molecular Formula
C6H7ClO2S2
Chinese Name
2,5-二甲基-3-硫代噻吩磺酰氯
Molecular Weight
210.702 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point120-122ºC
Boiling Point298.6±40.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point134.4±27.3 °C

Frequently Asked Questions

What is the CAS number of 2,5-Dimethyl-3-thiophenesulfonyl chloride?

The CAS number of 2,5-Dimethyl-3-thiophenesulfonyl chloride is 97272-04-3.

What are the molecular formula and molecular weight of 2,5-Dimethyl-3-thiophenesulfonyl chloride?

2,5-Dimethyl-3-thiophenesulfonyl chloride has molecular formula C6H7ClO2S2 and molecular weight 210.702 g/mol.

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

Last updated:

How to cite: Jingsj. "2,5-Dimethyl-3-thiophenesulfonyl chloride (CAS 97272-04-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1524245-3 (accessed 2026-10-25).

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