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850608

Sigma-Aldrich

Diphenyl phosphate

99%

Synonym(s):

Diphenyl hydrogen phosphate

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About This Item

Linear Formula:
(C6H5O)2P(O)OH
CAS Number:
838-85-7
Molecular Weight:
250.19
Beilstein:
1379164
EC Number:
212-657-2
MDL number:
MFCD00003033
UNSPSC Code:
12352100
PubChem Substance ID:
24888299
NACRES:
NA.22

Assay

99%

form

crystals

mp

62-66 °C (lit.)

functional group

phosphate

SMILES string

OP(=O)(Oc1ccccc1)Oc2ccccc2

InChI

1S/C12H11O4P/c13-17(14,15-11-7-3-1-4-8-11)16-12-9-5-2-6-10-12/h1-10H,(H,13,14)

InChI key

ASMQGLCHMVWBQR-UHFFFAOYSA-N

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Application

Diphenyl phosphate can be used as an organic catalyst for the ring-opening polymerization (ROP) of renewable 5-alkyl δ-lactones. In combination with zinc iodide, it forms a novel initiating system for the living cationic polymerization of isobutyl vinyl ether.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
WXBD6040V
MKCB3836
WXBD4499V
WXBD4275V
WXBD0702V

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