Process for preparing oligomeric or polymeric methyl phosphonami

Details Process for preparing oligomeric or polymeric methyl phosphonami Process for preparing oligomeric or polymeric methyl phosphonami

1984-03-05

1986-05-06

Sutto, Anton H.

Organic compounds -- part of the class 532-570 series

Organic compounds

Amino nitrogen containing

558138, 558122, 564 14, C07F 936

Patent

active

045873623

ABSTRACT:
A process is provided for the preparation of diaryl methylphosphonates through the reaction of triaryl phosphites with methanol in the presence of a catalytic quantity of methyl iodide. The reaction is conducted at a temperature of from about 170.degree. C. to about 250.degree. C. New and useful derivatives are produced by reaction of the diaryl methylphosphonates with polyols or amines.

REFERENCES:
patent: 3083222 (1963-07-01), Binder et al.
patent: 4456566 (1964-06-01), Honig et al.

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