5-Methyl-3-pyridinesulfonyl chloride CAS 166337-57-1

Purity 97%+In StockPharmaceutical Standards
CAS No.166337-57-1
Molecular FormulaC6H6ClNO2S
Molecular Weight191.64 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Methyl-3-pyridinesulfonyl chloride CAS 166337-57-1 chemical structure

Description

CATO supplies 5-Methyl-3-pyridinesulfonyl chloride (CAS 166337-57-1), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C6H6ClNO2S. Molecular weight: 191.64 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC6H6ClNO2S
Molecular Weight191.64 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2004
Halogen ContentCl-containing
Nitrogen Atoms1
Sulfur Atoms1

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