5-chloro-2-(cyclohexylmethoxy)benzene-1-sulfonyl chloride CAS 1545142-79-7

Purity 97%+In StockPharmaceutical Standards
CAS No.1545142-79-7
Molecular FormulaC13H16Cl2O3S
Molecular Weight323.24 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-chloro-2-(cyclohexylmethoxy)benzene-1-sulfonyl chloride CAS 1545142-79-7 chemical structure

Description

The occurrence of 5-chloro-2-(cyclohexylmethoxy)benzene-1-sulfonyl chloride is closely related to a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

5-chloro-2-(cyclohexylmethoxy)benzene-1-sulfonyl chloride (CAS 1545142-79-7) is a high-purity analytical reference standard with the molecular formula C13H16Cl2O3S and a molecular weight of 323.24 g/mol.

Owing to a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system, 5-chloro-2-(cyclohexylmethoxy)benzene-1-sulfonyl chloride is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 323.24 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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-(cyclohexylmethoxy)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 FormulaC13H16Cl2O3S
Molecular Weight323.24 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.)1992
Halogen ContentCl-containing
Sulfur Atoms1

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