4-Mercaptobutane-1-sulfonic acid CAS 24687-42-1

Purity 97%+In StockPharmaceutical Standards
CAS No.24687-42-1
Molecular FormulaC4H10O3S2
Molecular Weight170.25 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Mercaptobutane-1-sulfonic acid CAS 24687-42-1 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 170.25 g/mol gives 4-Mercaptobutane-1-sulfonic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

4-Mercaptobutane-1-sulfonic acid (CAS 24687-42-1) is a high-purity analytical reference standard with the molecular formula C4H10O3S2 and a molecular weight of 170.25 g/mol.

Structurally, 4-Mercaptobutane-1-sulfonic acid (C4H10O3S2) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 0.0, corresponding to approximately 0 ring(s) or double-bond equivalent(s). With a molecular weight of 170.25 g/mol, it falls into the medium-molecular-weight range.

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), 4-Mercaptobutane-1-sulfonic 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 FormulaC4H10O3S2
Molecular Weight170.25 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)0.0
CAS Registry Year (est.)1964
Sulfur Atoms2

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