2,3-O-Isopropylidene-1,4-bis-O-(methylsulfonyl)-D-threitol CAS 109281-59-6

Purity 97%+In StockPharmaceutical Standards
CAS No.109281-59-6
Molecular FormulaC9H18O8S2
Molecular Weight318.36 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2,3-O-Isopropylidene-1,4-bis-O-(methylsulfonyl)-D-threitol CAS 109281-59-6 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 318.36 g/mol gives 2,3-O-Isopropylidene-1,4-bis-O-(methylsulfonyl)-D-threitol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2,3-O-Isopropylidene-1,4-bis-O-(methylsulfonyl)-D-threitol (CAS 109281-59-6) is a high-purity analytical reference standard with the molecular formula C9H18O8S2 and a molecular weight of 318.36 g/mol.

Structurally, 2,3-O-Isopropylidene-1,4-bis-O-(methylsulfonyl)-D-threitol (C9H18O8S2) contains a carbohydrate-derived structure, a sulfone group. The molecule exhibits a degree of unsaturation (DBE) of 1.0, corresponding to approximately 1 ring(s) or double-bond equivalent(s). With a molecular weight of 318.36 g/mol, it falls into the moderately-high-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), 2,3-O-Isopropylidene-1,4-bis-O-(methylsulfonyl)-D-threitol 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 FormulaC9H18O8S2
Molecular Weight318.36 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityHygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)1.0
CAS Registry Year (est.)1988
Sulfur Atoms2

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