1-Methyl-1H-imidazole-4-sulfonyl chloride CAS 137049-00-4

Purity 97%+In StockPharmaceutical Standards
CAS No.137049-00-4
Molecular FormulaC4H5ClN2O2S
Molecular Weight180.61 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-Methyl-1H-imidazole-4-sulfonyl chloride CAS 137049-00-4 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 180.61 g/mol gives 1-Methyl-1H-imidazole-4-sulfonyl chloride distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

1-Methyl-1H-imidazole-4-sulfonyl chloride (CAS 137049-00-4) is a high-purity analytical reference standard with the molecular formula C4H5ClN2O2S and a molecular weight of 180.61 g/mol.

Structurally, 1-Methyl-1H-imidazole-4-sulfonyl chloride (C4H5ClN2O2S) contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 180.61 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

CATO manufactures 1-Methyl-1H-imidazole-4-sulfonyl chloride under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC4H5ClN2O2S
Molecular Weight180.61 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 DMSO, DMF, methanol
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)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1996
Halogen ContentCl-containing
Nitrogen Atoms2
Sulfur Atoms1

Recommended Standards

Why CATO?