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Organic Intermediate/Raw materials

BPDP CAS 56803-37-3

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Product Details

Chemical NameBPDP

Synonyms:tert-Butylphenyl diphenyl phosphate; Phosphoric acid (1,1-dimethylethyl)phenyl diphenyl ester

Molecular Structure:

Product Typical Properties

Items Specification
Cas No 56803-37-3
Molecular Formula C22H23O4P
Molecular Weight 382.39
Appearance Colorless liquid
P 8.1%min
Acid value 0.1%max
Color 100max



BPDP belongs to the new generation of halogen-free organophosphorus flame retardants, which have excellent thermal stability and hydrolysis resistance. Its high thermal stability allows it to be used as a flame retardant for engineering plastics and can also improve the melting performance of plastics. Tert butyl triphenyl phosphate has superior performance compared to TPP.


Product Usage

Widely used for flame retardant PVC, cellulose resin, synthetic rubber, phenolic resin, epoxy resin, polyester fiber, etc.


Product Packaging



Product Storage

Please store in a dry, cool and dark place



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