5-(tert-Butyl)-3-(4-chlorophenylsulfonamido)thiophene-2-carboxylic Acid CAS 478022-18-3

Purity 97%+In StockPharmaceutical Standards
CAS No.478022-18-3
Molecular FormulaC15H16ClNO4S2
Molecular Weight373.87 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-(tert-Butyl)-3-(4-chlorophenylsulfonamido)thiophene-2-carboxylic Acid CAS 478022-18-3 chemical structure

Description

5-(tert-Butyl)-3-(4-chlorophenylsulfonamido)thiophene-2-carboxylic Acid (CAS 478022-18-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C15H16ClNO4S2. Molecular weight: 373.87 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC15H16ClNO4S2
Molecular Weight373.87 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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms1
Sulfur Atoms2

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