3-Pyridinesulfonic acid

About This Item

Molecular Formula	C₅H₅NO₃S
CAS Number	636-73-7

FC-0829806

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Properties

Chemical Identifiers

IUPAC Name	pyridine-3-sulfonic acid
SMILES	C1=CC(=CN=C1)S(=O)(=O)O
InChI Key	DVECLMOWYVDJRM-UHFFFAOYSA-M
InChI	InChI=1S/C5H5NO3S/c7-10(8,9)5-2-1-3-6-4-5/h1-4H,(H,7,8,9)/p-1

Physical Properties

Melting Point	>300 °C(lit.)
Flash Point	> 66
Density	1.5±0.1 g/cm3

Safety Information

Hazard Class

Danger

Flash Point

> 66

Please refer to the Safety Data Sheet (SDS) for complete handling, storage, and disposal instructions. Follow all applicable regulations when working with this chemical reagent.