5,5-Bis-(Bromomethyl)-2-hydroxy-2-oxo-1,3,2-dioxaphosphorinanes

Details 5,5-Bis-(Bromomethyl)-2-hydroxy-2-oxo-1,3,2-dioxaphosphorinanes 5,5-Bis-(Bromomethyl)-2-hydroxy-2-oxo-1,3,2-dioxaphosphorinanes

1981-07-02

1984-01-03

Sutto, Anton H.

Chemistry of carbon compounds

Dipeptides, e.g., aspartame, anserine, carnosine, etc.

260983, C07F 915

Patent

active

044241720

ABSTRACT:
A process for preparing 5,5-bis(halomethyl)-2-hydroxy-2-oxo-1,3,2-dioxaphosphorinanes by hydrolysis of the corresponding phosphoryl chloride. The product is effective, in small proportions, to impart flame-retardant properties to polymer compositions, especially polypropylene and styrenic polymers.

REFERENCES:
patent: 2661365 (1953-12-01), Gamrath et al.
patent: 3159664 (1964-12-01), Bartlett
patent: 4007236 (1977-02-01), Duffy et al.
patent: 4160795 (1979-07-01), Albright et al.
Meston, "J. Chem. Soci.", (1963), Dec. pp. 6059-6060.
Edmundson, "Tetrahedron," vol. 21, No. 9, (1965), pp. 2379-2387 (2384).

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