Diphenyl phosphate


Linear Formula:
CAS Number:
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62-66 °C (lit.)

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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.


5, 25 g in glass bottle

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves


NONH for all modes of transport

WGK Germany


Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

Certificate of Origin

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...
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)
Zongrui Li et al.
Environmental pollution (Barking, Essex : 1987), 262, 114260-114260 (2020-03-03)
A substantial increase in the usage of organophosphate esters (OPEs) as flame retardants and plasticizers in rubbers, textiles, upholstered furniture, lacquers, plastics, building materials and electronic equipment has resulted in their increasing concentrations in the environment over time. However, little...
Dezhen Wang et al.
Environmental pollution (Barking, Essex : 1987), 237, 10-17 (2018-02-22)
The widespread application of organophosphorous flame retardants (OPFRs) has led to considerable human exposure, with major concerns regarding their health risks. Herein, we investigate the effects of triphenyl phosphate (TPP), one of the most widely used OPFRs, and one of...
Maria K Björnsdotter et al.
Environment international, 112, 59-67 (2017-12-22)
Phosphate flame retardants (PFRs) are ubiquitous chemicals in the indoor environment. Diphenyl phosphate (DPHP) is a major metabolite and a common biomarker of aryl-PFRs. Since it is used as a chemical additive and it is a common impurity of aryl-PFRs...

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