6-Bromo-7-chlorothieno[3,2-b]pyridine CAS 875340-63-9

Purity 97%+In StockPharmaceutical Standards
CAS No.875340-63-9
Molecular FormulaC7H3BrClNS
Molecular Weight248.53 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

6-Bromo-7-chlorothieno[3,2-b]pyridine CAS 875340-63-9 chemical structure

Description

The occurrence of 6-Bromo-7-chlorothieno[3,2-b]pyridine is closely related to a nitrile group, sulfur-containing functionality, chlorine/bromine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies 6-Bromo-7-chlorothieno[3,2-b]pyridine (CAS 875340-63-9), a certified reference material (molecular formula C7H3BrClNS, MW 248.53 g/mol) for analytical method development and quality control.

Owing to a nitrile group, sulfur-containing functionality, chlorine/bromine substitution, an aromatic ring system, 6-Bromo-7-chlorothieno[3,2-b]pyridine is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 248.53 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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 6-Bromo-7-chlorothieno[3,2-b]pyridine 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 FormulaC7H3BrClNS
Molecular Weight248.53 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Halogen ContentCl/Br-containing
Nitrogen Atoms1
Sulfur Atoms1

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