Process for preparing amides of methylphosphonates

Details Process for preparing amides of methylphosphonates Process for preparing amides of methylphosphonates

1980-06-09

1984-06-26

Sutto, Anton H.

Chemistry of carbon compounds

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

564 14, C07F 944

Patent

active

044565666

ABSTRACT:
A process is provided for the preparation of diaryl methylphosphonates through the reaction of triaryl phosphites with methanol in the pressure 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: 2151380 (1939-03-01), Flint et al.

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