1-Hydroxypropane-1,3-disulfonic acid CAS 35850-94-3

Purity 97%+In StockPharmaceutical Standards
CAS No.35850-94-3
Molecular FormulaC3H8O7S2
Molecular Weight220.22 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-Hydroxypropane-1,3-disulfonic acid CAS 35850-94-3 chemical structure

Description

The occurrence of 1-Hydroxypropane-1,3-disulfonic acid is closely related to a sulfone group, a carboxylic acid group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

1-Hydroxypropane-1,3-disulfonic acid (CAS 35850-94-3) is a high-purity analytical reference standard with the molecular formula C3H8O7S2 and a molecular weight of 220.22 g/mol.

Structurally, 1-Hydroxypropane-1,3-disulfonic acid (C3H8O7S2) contains a sulfone group, a carboxylic acid 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 220.22 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), 1-Hydroxypropane-1,3-disulfonic 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 FormulaC3H8O7S2
Molecular Weight220.22 g/mol
Purity97%+
StorageStore in a cool place (≤25°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.)1967
Sulfur Atoms2

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