Color improvement of phosphate esters

Details Color improvement of phosphate esters Color improvement of phosphate esters

1974-12-23

1976-01-06

Raymond, Richard L.

Chemistry of carbon compounds

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

260989, C07F 912

Patent

active

039313603

ABSTRACT:
A method for decolorizing and stabilizing alkylphenyl esters of phosphoric acid which comprises contacting the esters with an effective amount of a soluble nitrilotriacetate salt for a sufficient length of time to decolorize and stabilize the esters against subsequent color formation.

REFERENCES:
patent: 3356775 (1967-12-01), Mitchell
patent: 3681482 (1972-08-01), Patel et al.

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