2-[(3-Chloro-4-methoxyphenyl)(methylsulfonyl)amino]butanoic acid CAS 1858240-35-3

Purity 97%+In StockPharmaceutical Standards
CAS No.1858240-35-3
Molecular FormulaC12H16ClNO5S
Molecular Weight321.78 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-[(3-Chloro-4-methoxyphenyl)(methylsulfonyl)amino]butanoic acid CAS 1858240-35-3 chemical structure

Description

The occurrence of 2-[(3-Chloro-4-methoxyphenyl)(methylsulfonyl)amino]butanoic acid is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

2-[(3-Chloro-4-methoxyphenyl)(methylsulfonyl)amino]butanoic acid (CAS 1858240-35-3), molecular formula C12H16ClNO5S and molecular weight 321.78 g/mol, is a CATO reference standard with documented purity and traceability.

2-[(3-Chloro-4-methoxyphenyl)(methylsulfonyl)amino]butanoic acid (C12H16ClNO5S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. It is notably hygroscopic, halogen substitution raises its density and boiling point, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

As a certified reference material (CRM), 2-[(3-Chloro-4-methoxyphenyl)(methylsulfonyl)amino]butanoic acid 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 FormulaC12H16ClNO5S
Molecular Weight321.78 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
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)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1995
Halogen ContentCl-containing
Nitrogen Atoms1
Sulfur Atoms1

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