Skip to Content
Merck
All Photos(1)

Key Documents

More Documents

Safety Information

850608

Sigma-Aldrich

Diphenyl phosphate

99%

Synonym(s):

Diphenyl hydrogen phosphate

Sign Into View Organizational & Contract Pricing
All Photos(1)

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.)

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

Looking for similar products? Visit Product Comparison Guide

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

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

850608-5G:
850608-VAR:
850608-25G:
850608-BULK:

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Living cationic polymerization of isobutyl vinyl ether by the diphenyl phosphate/zinc iodide initiating system.
Sawamoto M, et al.
Polym. Bull., 20(5), 407-412 (1988)
Xiao Yan et al.
Chemosphere, 200, 569-575 (2018-03-06)
Urinary metabolites of phosphate flame retardants (PFRs) were determined in workers from an electronic waste (e-waste) recycling site and an incineration plant, in order to assess the PFR exposure risks of workers occupied with e-waste recycling and incineration. Bis(2-chloroethyl) phosphate
Guowei Wang et al.
Environmental science & technology, 50(24), 13555-13564 (2016-12-21)
Understanding bioaccumulation and metabolism is critical for evaluating the fate and potential toxicity of compounds in vivo. We recently investigated, for the first time, the bioconcentration and tissue distribution of triphenyl phosphate (TPHP) and its main metabolites in selected tissues
Polymerization of 5-alkyl ?-lactones catalyzed by diphenyl phosphate and their sequential organocatalytic polymerization with monosubstituted epoxides.
Zhao J & Hadjichristidis N.
Polym. Chem., 6(14), 2659-2668 (2015)
Andreia Alves et al.
Chemosphere, 168, 692-698 (2016-11-12)
In the present study, a new extraction method based on acid digestion and SPE clean-up (Oasis Wax) was developed for measuring four PFR metabolites (i.e. dibutyl phosphate (DBP), diphenyl phosphate (DPhP), bis(1,3-dichloro-2-propyl)phosphate (BDCPP) and bis(2-butoxy ethyl) phosphate (BBEP)) in hair
View All Related Papers

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service