3-{[(3E)-2-oxo-2,3-dihydro-1H-indol-3-ylidene]methyl}benzoic acid CAS 708981-32-2

Purity 97%+In StockPharmaceutical Standards
CAS No.708981-32-2
Molecular FormulaC16H11NO3
Molecular Weight265.26 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-{[(3E)-2-oxo-2,3-dihydro-1H-indol-3-ylidene]methyl}benzoic acid CAS 708981-32-2 chemical structure

Description

3-{[(3E)-2-oxo-2,3-dihydro-1H-indol-3-ylidene]methyl}benzoic acid (CAS 708981-32-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H11NO3. Molecular weight: 265.26 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC16H11NO3
Molecular Weight265.26 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 chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1985
Nitrogen Atoms1

Recommended Standards

Why CATO?