Chemistry of carbon compounds – Dipeptides – e.g. – aspartame – anserine – carnosine – etc.
Patent
1979-09-10
1981-01-27
Sutto, Anton H.
Chemistry of carbon compounds
Dipeptides, e.g., aspartame, anserine, carnosine, etc.
C07F 920
Patent
active
042474906
ABSTRACT:
A process for purification of dialkyl phosphorochloridothioate by contacting a crude material containing oxygenated phosphorus compound impurities with an alcohol and separating the product dialkyl phosphorochloridothioate from the reaction product, for example, by distillation.
REFERENCES:
patent: 3356774 (1967-12-01), Niermann et al.
patent: 3836610 (1974-09-01), Diveley
patent: 3897523 (1975-07-01), Sorstokke
patent: 4025586 (1977-05-01), Lippman
patent: 4075992 (1978-02-01), Vopel et al.
patent: 4159289 (1979-06-01), Anderson et al.
Anderson Alfred P.
Bergeron Charles R.
Walter Thomas J.
Ethyl Corporation
Johnson Donald L.
Pelton James M.
Sieberth John F.
Sutto Anton H.
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