Ethyl 5-{[N-(4-chlorophenyl)benzenesulfonamido]methyl}-4,5-dihydro-1,2-oxazole-3-carboxylate CAS 306978-16-5

Purity 97%+In StockPharmaceutical Standards
CAS No.306978-16-5
Molecular FormulaC19H19ClN2O5S
Molecular Weight422.88 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Ethyl 5-{[N-(4-chlorophenyl)benzenesulfonamido]methyl}-4,5-dihydro-1,2-oxazole-3-carboxylate CAS 306978-16-5 chemical structure

Description

Ethyl 5-{[N-(4-chlorophenyl)benzenesulfonamido]methyl}-4,5-dihydro-1,2-oxazole-3-carboxylate (CAS 306978-16-5) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C19H19ClN2O5S. Molecular weight: 422.88 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC19H19ClN2O5S
Molecular Weight422.88 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms2
Sulfur Atoms1

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