(S)-2-methyl-3-(methylsulfonyl)propanoic acid CAS 143291-14-9

Purity 97%+In StockPharmaceutical Standards
CAS No.143291-14-9
Molecular FormulaC5H10O4S
Molecular Weight166.20 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(S)-2-methyl-3-(methylsulfonyl)propanoic acid CAS 143291-14-9 chemical structure

Description

As a certified reference material (CRM), (S)-2-methyl-3-(methylsulfonyl)propanoic 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.

(S)-2-methyl-3-(methylsulfonyl)propanoic acid (CAS 143291-14-9), molecular formula C5H10O4S and molecular weight 166.20 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C5H10O4S, (S)-2-methyl-3-(methylsulfonyl)propanoic acid contains a carbohydrate-derived structure, a sulfone group; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 166.20 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry.

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.

Physical & Chemical Properties

Molecular FormulaC5H10O4S
Molecular Weight166.20 g/mol
Purity97%+
StorageStore at 2-8°C, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
StabilityHygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)1.0
CAS Registry Year (est.)1997
Sulfur Atoms1

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