Process for S-chloromethylation of organic dithiophospho compoun

Details Process for S-chloromethylation of organic dithiophospho compoun Process for S-chloromethylation of organic dithiophospho compoun

1979-06-28

1980-12-09

Sutto, Anton H.

Chemistry of carbon compounds

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

260963, C07F 9165

Patent

active

042384249

ABSTRACT:
An economical process for the controlled S-chloromethylation of O-alkyl esters of dithiophospho acid compounds with methylene chloride is provided by conducting the reaction in a liquid medium comprising a large excess of methylene chloride and a substantial, reaction promoting proportion of a highly polar, miscible, organic cosolvent.

REFERENCES:
patent: 3014058 (1961-12-01), Willard et al.
patent: 3020304 (1962-02-01), Scherer et al.
patent: 3641223 (1972-02-01), Schlor et al.
patent: 3660543 (1972-05-01), Mueller et al.
patent: 3896219 (1975-07-01), Pianka

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