4-Methyl-1,3-thiazole-5-carbonyl chloride CAS 54237-09-1

Purity 97%+In StockPharmaceutical Standards
CAS No.54237-09-1
Molecular FormulaC5H4ClNOS
Molecular Weight161.61 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Methyl-1,3-thiazole-5-carbonyl chloride CAS 54237-09-1 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 161.61 g/mol gives 4-Methyl-1,3-thiazole-5-carbonyl chloride distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

4-Methyl-1,3-thiazole-5-carbonyl chloride (CAS 54237-09-1), molecular formula C5H4ClNOS and molecular weight 161.61 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C5H4ClNOS, 4-Methyl-1,3-thiazole-5-carbonyl chloride contains an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 161.61 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

CATO manufactures 4-Methyl-1,3-thiazole-5-carbonyl 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 FormulaC5H4ClNOS
Molecular Weight161.61 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
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1972
Halogen ContentCl-containing
Nitrogen Atoms1
Sulfur Atoms1

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