3-chloro-5-(trifluoromethyl)pyridine-2-sulfonyl chloride

3-氯-5-(三氟甲基)吡啶-2-磺酰氯

Also known as: 2-Pyridinesulfonyl chloride, 3-chloro-5-(trifluoromethyl)-, 3-chloro-5-(trifluoroMethyl)pyridine-2-sulfonyl chloride, 3-Chloro-5-(trifluoromethyl)pyridine-2-sulfonyl chloride

3-chloro-5-(trifluoromethyl)pyridine-2-sulfonyl chloride (CAS 1211578-91-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H2Cl2F3NO2S and a molecular weight of 280.05200 g/mol. It is also known as 2-Pyridinesulfonyl chloride, 3-chloro-5-(trifluoromethyl)-, 3-chloro-5-(trifluoroMethyl)pyridine-2-sulfonyl chloride and 3-Chloro-5-(trifluoromethyl)pyridine-2-sulfonyl chloride. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1211578-91-4
Jingsj CID: J-1477727-5
Molecular Formula: C₆H₂Cl₂F₃NO₂S
Chinese Name: 3-氯-5-(三氟甲基)吡啶-2-磺酰氯
Molecular Weight: 280.05200 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 3-chloro-5-(trifluoromethyl)pyridine-2-sulfonyl chloride?

The CAS number of 3-chloro-5-(trifluoromethyl)pyridine-2-sulfonyl chloride is 1211578-91-4.

What are the molecular formula and molecular weight of 3-chloro-5-(trifluoromethyl)pyridine-2-sulfonyl chloride?

3-chloro-5-(trifluoromethyl)pyridine-2-sulfonyl chloride has molecular formula C6H2Cl2F3NO2S and molecular weight 280.05200 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "3-chloro-5-(trifluoromethyl)pyridine-2-sulfonyl chloride (CAS 1211578-91-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1477727-5 (accessed 2026-10-26).

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