Bis(diphenylphosphinomethyl)phenylphosphine oxide CAS 21851-89-8

Purity 97%+In StockPharmaceutical Standards
CAS No.21851-89-8
Molecular FormulaC32H29OP3
Molecular Weight522.49 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Bis(diphenylphosphinomethyl)phenylphosphine oxide CAS 21851-89-8 chemical structure

Description

CATO supplies Bis(diphenylphosphinomethyl)phenylphosphine oxide (CAS 21851-89-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C32H29OP3. Molecular weight: 522.49 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC32H29OP3
Molecular Weight522.49 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
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)18.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1963

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