2-(1,1-Dioxo-1lambda6-thietan-3-yl)ethane-1-sulfonyl chloride CAS 1888879-40-0

Purity 97%+In StockPharmaceutical Standards
CAS No.1888879-40-0
Molecular FormulaC5H9ClO4S2
Molecular Weight232.71 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(1,1-Dioxo-1lambda6-thietan-3-yl)ethane-1-sulfonyl chloride CAS 1888879-40-0 chemical structure

Description

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.

2-(1,1-Dioxo-1lambda6-thietan-3-yl)ethane-1-sulfonyl chloride (CAS 1888879-40-0), molecular formula C5H9ClO4S2 and molecular weight 232.71 g/mol, is a CATO reference standard with documented purity and traceability.

Owing to a carbohydrate-derived structure, a sulfone group, chlorine substitution, 2-(1,1-Dioxo-1lambda6-thietan-3-yl)ethane-1-sulfonyl chloride is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 232.71 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

CATO manufactures 2-(1,1-Dioxo-1lambda6-thietan-3-yl)ethane-1-sulfonyl chloride under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC5H9ClO4S2
Molecular Weight232.71 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
StabilityHygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)1.0
CAS Registry Year (est.)1995
Halogen ContentCl-containing
Sulfur Atoms2

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