4-Chloro-1H-imidazole CAS 15965-31-8

Purity 97%+In StockPharmaceutical Standards
CAS No.15965-31-8
Molecular FormulaC3H3ClN2
Molecular Weight102.52 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Chloro-1H-imidazole CAS 15965-31-8 chemical structure

Description

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 supplies 4-Chloro-1H-imidazole (CAS 15965-31-8), a certified reference material (molecular formula C3H3ClN2, MW 102.52 g/mol) for analytical method development and quality control.

Based on its molecular formula C3H3ClN2, 4-Chloro-1H-imidazole contains a nitrile group, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 102.52 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

CATO manufactures 4-Chloro-1H-imidazole 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 FormulaC3H3ClN2
Molecular Weight102.52 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, 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
Degree of Unsaturation (DBE)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1961
Halogen ContentCl-containing
Nitrogen Atoms2

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