Propargyl Methanethiosulfonate CAS 7651-65-2

Purity 97%+In StockPharmaceutical Standards
CAS No.7651-65-2
Molecular FormulaC4H6O2S2
Molecular Weight150.22 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Propargyl Methanethiosulfonate CAS 7651-65-2 chemical structure

Description

Propargyl Methanethiosulfonate (C4H6O2S2) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions.

Propargyl Methanethiosulfonate (CAS 7651-65-2) is a high-purity analytical reference standard with the molecular formula C4H6O2S2 and a molecular weight of 150.22 g/mol.

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), Propargyl Methanethiosulfonate 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 FormulaC4H6O2S2
Molecular Weight150.22 g/mol
Purity97%+
StorageStore at 2-8°C
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityStable under recommended storage conditions
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)1959
Sulfur Atoms2

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