Butyl 4-(2-oxo-2H-chromene-3-carboxamido)benzoate CAS 161559-21-3

Purity 97%+In StockPharmaceutical Standards
CAS No.161559-21-3
Molecular FormulaC21H19NO5
Molecular Weight365.38 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Butyl 4-(2-oxo-2H-chromene-3-carboxamido)benzoate CAS 161559-21-3 chemical structure

Description

Butyl 4-(2-oxo-2H-chromene-3-carboxamido)benzoate (CAS 161559-21-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C21H19NO5. Molecular weight: 365.38 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC21H19NO5
Molecular Weight365.38 g/mol
AppearancePale yellow to yellow crystalline powder
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
Degree of Unsaturation (DBE)13.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2003
Nitrogen Atoms1

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