Methyl 4-(chlorosulfonyl)-1,2,5-trimethyl-1h-pyrrole-3-carboxylate CAS 306936-33-4

Purity 97%+In StockPharmaceutical Standards
CAS No.306936-33-4
Molecular FormulaC9H12ClNO4S
Molecular Weight265.71 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Methyl 4-(chlorosulfonyl)-1,2,5-trimethyl-1h-pyrrole-3-carboxylate CAS 306936-33-4 chemical structure

Description

CATO supplies Methyl 4-(chlorosulfonyl)-1,2,5-trimethyl-1h-pyrrole-3-carboxylate (CAS 306936-33-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C9H12ClNO4S. Molecular weight: 265.71 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC9H12ClNO4S
Molecular Weight265.71 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; 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.)2025
Halogen ContentCl-containing
Nitrogen Atoms1
Sulfur Atoms1

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