5-(2,6-Dichlorophenoxymethyl)thiophene-2-carboxylic acid CAS 74556-86-8

Purity 97%+In StockPharmaceutical Standards
CAS No.74556-86-8
Molecular FormulaC12H8Cl2O3S
Molecular Weight303.16 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-(2,6-Dichlorophenoxymethyl)thiophene-2-carboxylic acid CAS 74556-86-8 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 303.16 g/mol gives 5-(2,6-Dichlorophenoxymethyl)thiophene-2-carboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

5-(2,6-Dichlorophenoxymethyl)thiophene-2-carboxylic acid (CAS 74556-86-8) is a high-purity analytical reference standard with the molecular formula C12H8Cl2O3S and a molecular weight of 303.16 g/mol.

The molecular framework of 5-(2,6-Dichlorophenoxymethyl)thiophene-2-carboxylic acid (C12H8Cl2O3S) is characterized by a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. In reversed-phase chromatography, its retention is governed primarily by its high hydrophobicity (logP), which provides a practical basis for HPLC-UV/DAD or LC-MS method development. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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 5-(2,6-Dichlorophenoxymethyl)thiophene-2-carboxylic acid 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 FormulaC12H8Cl2O3S
Molecular Weight303.16 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, 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.)1978
Halogen ContentCl-containing
Sulfur Atoms1

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