Preparation of .beta.-haloethylphosphonic acids and half esters

Details Preparation of .beta.-haloethylphosphonic acids and half esters Preparation of .beta.-haloethylphosphonic acids and half esters

1980-01-31

1981-10-06

Sutto, Anton H.

Chemistry of carbon compounds

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

2605024R, 260961, C07F 940

Patent

active

042935059

ABSTRACT:
A process for producing .beta.-haloethylphosphonic acids, by cleaving bis(alkyl or haloalkyl) .beta.-haloethylphosphonate with anhydrous hydrogen halide at a temperature of 140.degree.-175.degree. C.

REFERENCES:
patent: 3626037 (1971-12-01), Randall et al.
patent: 3787486 (1974-01-01), Randall et al.

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