6-Chloro-3-pyridinesulfonyl chloride

2-氯吡啶-5-磺酰氯

Also known as: 2-Chloropyridine-5-sulfonyl chloride, 2-Chloro-5-pyridinesulfonyl chloride, 6-Chloro-pyridine-3-sulfonyl chloride, 6-chloropyridine-3-sulfonyl chloride, 2-Chloropyridine-5-sulfonyl, 2-Chloropyridine-5-sulphonylchloride, 2-chloro-5-pyridinesulfonylchloride, 3-Pyridinesulfonyl chloride, 6-chloro-, AKOS BBS-00006680, AURORA 16313, MFCD03541049, OTAVA-BB BB7110951371

6-Chloro-3-pyridinesulfonyl chloride (CAS 6684-39-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H3Cl2NO2S and a molecular weight of 212.054 g/mol. It is also known as 2-Chloropyridine-5-sulfonyl chloride, 2-Chloro-5-pyridinesulfonyl chloride and 6-Chloro-pyridine-3-sulfonyl chloride. Key properties include a boiling point of 304.4±22.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 137.9±22.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6684-39-5
Jingsj CID
J-1410478-5
Molecular Formula
C5H3Cl2NO2S
Chinese Name
2-氯吡啶-5-磺酰氯
Molecular Weight
212.054 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point304.4±22.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point137.9±22.3 °C

Frequently Asked Questions

What is the CAS number of 6-Chloro-3-pyridinesulfonyl chloride?

The CAS number of 6-Chloro-3-pyridinesulfonyl chloride is 6684-39-5.

What are the molecular formula and molecular weight of 6-Chloro-3-pyridinesulfonyl chloride?

6-Chloro-3-pyridinesulfonyl chloride has molecular formula C5H3Cl2NO2S and molecular weight 212.054 g/mol.

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

Last updated:

How to cite: Jingsj. "6-Chloro-3-pyridinesulfonyl chloride (CAS 6684-39-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1410478-5 (accessed 2026-10-22).

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