Phosphorus compounds

Details Phosphorus compounds Phosphorus compounds

1975-07-14

1977-06-21

Raymond, Richard L.

Chemistry of carbon compounds

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

260969, C07F 940

Patent

active

040311708

ABSTRACT:
The present invention relates to new nitrogen-containing organophosphorus compounds having aryloxy substituents bonded to phosphorus in ester structures. ##STR1## WHERE R' is aryl or alkyl-substituted aryl of 6 to 10 carbon atoms, R" is alkyl, alkenyl or aryl groups of 1 to 15 carbon atoms and substituted aryl forms where the substituent is fluorine, chlorine, bromine, nitro, cyano, hydroxyl, alkyloxy or mixtures of such substituents, and Z is CO, or CS.
The phosphorus compounds have utility as fire retardants and as biologically active materials.

REFERENCES:
patent: 2635112 (1953-04-01), Fields
patent: 3763108 (1973-10-01), Chang et al.
patent: 3763281 (1973-10-01), Weil
patent: 3870771 (1975-03-01), Golborn et al.

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