Methyl 2-(chlorosulfonyl)-3-(cyanomethyl)benzoate CAS 138229-16-0

Purity 97%+In StockPharmaceutical Standards
CAS No.138229-16-0
Molecular FormulaC10H8ClNO4S
Molecular Weight273.69 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Methyl 2-(chlorosulfonyl)-3-(cyanomethyl)benzoate CAS 138229-16-0 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.

Methyl 2-(chlorosulfonyl)-3-(cyanomethyl)benzoate (CAS 138229-16-0) is a high-purity analytical reference standard with the molecular formula C10H8ClNO4S and a molecular weight of 273.69 g/mol.

Based on its molecular formula C10H8ClNO4S, Methyl 2-(chlorosulfonyl)-3-(cyanomethyl)benzoate contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 273.69 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

As a certified reference material (CRM), Methyl 2-(chlorosulfonyl)-3-(cyanomethyl)benzoate 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 FormulaC10H8ClNO4S
Molecular Weight273.69 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1996
Halogen ContentCl-containing
Nitrogen Atoms1
Sulfur Atoms1

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