Chemistry of carbon compounds – Dipeptides – e.g. – aspartame – anserine – carnosine – etc.
Patent
1976-07-08
1977-09-27
Raymond, Richard L.
Chemistry of carbon compounds
Dipeptides, e.g., aspartame, anserine, carnosine, etc.
210 21, 260943, C07F 932
Patent
active
040512037
ABSTRACT:
Bidentate organophosphorus compounds useful for extracting actinide elements from acidic nuclear waste solutions are purified of undesirable acidic impurities by contacting the compounds with ethylene glycol which preferentially extracts the impurities found in technical grade bidentate compounds.
REFERENCES:
patent: 2710250 (1955-06-01), Andrews et al.
patent: 3739047 (1973-06-01), Stanford et al.
Carlson Dean E.
Jackson Frank H.
Raymond Richard L.
The United States of America as represented by the United States
Weinberger James W.
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