Process for the production of neutral phosphoric acid esters

Details Process for the production of neutral phosphoric acid esters Process for the production of neutral phosphoric acid esters

1979-07-25

1981-09-22

Sutto, Anton H.

Chemistry of carbon compounds

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

260974, C07F 909

Patent

active

042909775

ABSTRACT:
Phosphoric acid esters are produced by the method of phase-interface condensation by reacting phosphorus oxyhalides, phosphorus pentahalides, phosphoric acid monoester dihalides or phosphoric acid diester halides with hydroxyaryl compounds in the presence of aqueous alkaline earth metal and/or alkali metal hydroxide solutions and organic water-immiscible solvents.

REFERENCES:
patent: 1837176 (1931-12-01), Ter Horst
patent: 3336422 (1967-08-01), Peterson
patent: 3849524 (1974-11-01), Colln et al.

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