5-(2-Carboxythiophene-4-yl)-3-chlorophenol CAS 1262003-03-1

Purity 97%+In StockPharmaceutical Standards
CAS No.1262003-03-1
Molecular FormulaC11H7ClO3S
Molecular Weight254.69 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-(2-Carboxythiophene-4-yl)-3-chlorophenol CAS 1262003-03-1 chemical structure

Description

5-(2-Carboxythiophene-4-yl)-3-chlorophenol (CAS 1262003-03-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H7ClO3S. Molecular weight: 254.69 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC11H7ClO3S
Molecular Weight254.69 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990
Halogen ContentCl-containing
Sulfur Atoms1

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