2-(2,3,4,5,6-Pentamethylbenzylidene)-1H-indene-1,3(2H)-dione CAS 54689-90-6

Purity 97%+In StockPharmaceutical Standards
CAS No.54689-90-6
Molecular FormulaC21H20O2
Molecular Weight304.38 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(2,3,4,5,6-Pentamethylbenzylidene)-1H-indene-1,3(2H)-dione CAS 54689-90-6 chemical structure

Description

Order 2-(2,3,4,5,6-Pentamethylbenzylidene)-1H-indene-1,3(2H)-dione (CAS 54689-90-6) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C21H20O2. Molecular weight: 304.38 g/mol. COA included with every batch.

Physical & Chemical Properties

Molecular FormulaC21H20O2
Molecular Weight304.38 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)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1972

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