5-Chloro-2-(oxan-2-ylmethoxy)benzene-1-sulfonyl chloride CAS 1284357-82-9

Purity 97%+In StockPharmaceutical Standards
CAS No.1284357-82-9
Molecular FormulaC12H14Cl2O4S
Molecular Weight325.21 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Chloro-2-(oxan-2-ylmethoxy)benzene-1-sulfonyl chloride CAS 1284357-82-9 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 5-Chloro-2-(oxan-2-ylmethoxy)benzene-1-sulfonyl chloride.

5-Chloro-2-(oxan-2-ylmethoxy)benzene-1-sulfonyl chloride (CAS 1284357-82-9), molecular formula C12H14Cl2O4S and molecular weight 325.21 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 5-Chloro-2-(oxan-2-ylmethoxy)benzene-1-sulfonyl chloride (C12H14Cl2O4S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 325.21 g/mol, it falls into the moderately-high-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

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), 5-Chloro-2-(oxan-2-ylmethoxy)benzene-1-sulfonyl chloride 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 FormulaC12H14Cl2O4S
Molecular Weight325.21 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990
Halogen ContentCl-containing
Sulfur Atoms1

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