5-(Trifluoromethyl)pyridine-2-sulfonyl chloride

5-三氟甲基吡啶-2-磺酰氯

Also known as: 2-Pyridinesulfonyl chloride, 5-(trifluoromethyl)-, 5-(Trifluoromethyl)-2-pyridinesulfonyl chloride, 5-Trifluoromethyl-2-pyridinesulfonyl chloride, 5-(trifluoromethyl)pyridine-2-sulfonyl chloride, 5-trifluoromethyl-2-pyridinylsulfonyl chloride, 5-trifluoromethyl-pyridin-2-ylsulfonyl chloride, 5-trifluoromethyl-pyridine-2-sulfonyl chloride

CAS No.
174485-72-4
Jingsj CID
J-1501390-9
Molecular Formula
C6H3ClF3NO2S
Chinese Name
5-三氟甲基吡啶-2-磺酰氯
Molecular Weight
245.607 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point50-52ºC
Boiling Point277.7±40.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point121.7±27.3 °C

Frequently Asked Questions

What is the CAS number of 5-(Trifluoromethyl)pyridine-2-sulfonyl chloride?

174485-72-4

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

C6H3ClF3NO2S, molecular weight 245.607 g/mol

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026