4-Diphenylphosphanylbenzoic acid, 2-(trimethylsilyl)ethyl ester solution CAS 566190-45-2

Purity 97%+In StockPharmaceutical Standards
CAS No.566190-45-2
Molecular FormulaC24H27O2PSi
Molecular Weight406.53 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Diphenylphosphanylbenzoic acid, 2-(trimethylsilyl)ethyl ester solution CAS 566190-45-2 chemical structure

Description

4-Diphenylphosphanylbenzoic acid, 2-(trimethylsilyl)ethyl ester solution (CAS 566190-45-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C24H27O2PSi. Molecular weight: 406.53 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC24H27O2PSi
Molecular Weight406.53 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at room temperature, 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)11.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1984

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