methyl 3-bromo-2-methyl-4H-thieno[3,2-b]pyrrole-5-carboxylate CAS 478239-04-2

Purity 97%+In StockPharmaceutical Standards
CAS No.478239-04-2
Molecular FormulaC9H14BrNO2S
Molecular Weight280.18 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

methyl 3-bromo-2-methyl-4H-thieno[3,2-b]pyrrole-5-carboxylate CAS 478239-04-2 chemical structure

Description

The occurrence of methyl 3-bromo-2-methyl-4H-thieno[3,2-b]pyrrole-5-carboxylate is closely related to an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies methyl 3-bromo-2-methyl-4H-thieno[3,2-b]pyrrole-5-carboxylate (CAS 478239-04-2), a certified reference material (molecular formula C9H14BrNO2S, MW 280.18 g/mol) for analytical method development and quality control.

Owing to an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, methyl 3-bromo-2-methyl-4H-thieno[3,2-b]pyrrole-5-carboxylate is typically white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 280.18 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 methyl 3-bromo-2-methyl-4H-thieno[3,2-b]pyrrole-5-carboxylate 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 FormulaC9H14BrNO2S
Molecular Weight280.18 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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)2025
Halogen ContentBr-containing
Nitrogen Atoms1
Sulfur Atoms1

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