2-Bromo-5-(chloromethyl)thiophene CAS 7311-46-8

Purity 97%+In StockPharmaceutical Standards
CAS No.7311-46-8
Molecular FormulaC5H4BrClS
Molecular Weight211.51 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Bromo-5-(chloromethyl)thiophene CAS 7311-46-8 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.

2-Bromo-5-(chloromethyl)thiophene (CAS 7311-46-8) is a high-purity analytical reference standard with the molecular formula C5H4BrClS and a molecular weight of 211.51 g/mol.

Based on its molecular formula C5H4BrClS, 2-Bromo-5-(chloromethyl)thiophene contains sulfur-containing functionality, chlorine/bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 211.51 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).

CATO manufactures 2-Bromo-5-(chloromethyl)thiophene 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 FormulaC5H4BrClS
Molecular Weight211.51 g/mol
Purity97%+
StorageStore at room temperature, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO
StabilityMay oxidize slowly on prolonged air exposure
Degree of Unsaturation (DBE)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1959
Halogen ContentCl/Br-containing
Sulfur Atoms1

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