3-((2-Hydroxyethyl)thio)benzoic acid CAS 7180-10-1

Purity 97%+In StockPharmaceutical Standards
CAS No.7180-10-1
Molecular FormulaC9H10O3S
Molecular Weight198.24 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-((2-Hydroxyethyl)thio)benzoic acid CAS 7180-10-1 chemical structure

Description

The occurrence of 3-((2-Hydroxyethyl)thio)benzoic acid is closely related to a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

3-((2-Hydroxyethyl)thio)benzoic acid (CAS 7180-10-1) is a high-purity analytical reference standard with the molecular formula C9H10O3S and a molecular weight of 198.24 g/mol.

The molecular framework of 3-((2-Hydroxyethyl)thio)benzoic acid (C9H10O3S) is characterized by a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. In reversed-phase chromatography, its retention is governed primarily by the polarity and ionization state of its functional groups, 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.

As a certified reference material (CRM), 3-((2-Hydroxyethyl)thio)benzoic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC9H10O3S
Molecular Weight198.24 g/mol
Purity97%+
StorageStore at 2-8°C, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1959
Sulfur Atoms1

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