4-{[(3E)-4-oxo-3,4-dihydro-2H-1-benzopyran-3-ylidene]methyl}benzonitrile CAS 1687754-74-0

Purity 97%+In StockPharmaceutical Standards
CAS No.1687754-74-0
Molecular FormulaC17H11NO2
Molecular Weight261.27 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-{[(3E)-4-oxo-3,4-dihydro-2H-1-benzopyran-3-ylidene]methyl}benzonitrile CAS 1687754-74-0 chemical structure

Description

CATO supplies 4-{[(3E)-4-oxo-3,4-dihydro-2H-1-benzopyran-3-ylidene]methyl}benzonitrile (CAS 1687754-74-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C17H11NO2. Molecular weight: 261.27 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC17H11NO2
Molecular Weight261.27 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
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.)1994
Nitrogen Atoms1

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