Preparation of phosphorus-organic esters

Details Preparation of phosphorus-organic esters Preparation of phosphorus-organic esters

1974-07-08

1976-06-08

Raymond, Richard L.

Chemistry of carbon compounds

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

260491, 260953, 260982, C07F 932, C07F 940

Patent

active

039623785

ABSTRACT:
2-Hydroxyethane-phosphonic acid diesters, 2-hydroxyethylphoshinic acid esters and the corresponding thiophoshonic acid-O,O-diesters or thiophosphinic acid-O-esters of the formula ##EQU1## wherein R.sub.1 is alkyl having from 1 to 18 carbon atoms, R.sub.2 has the meaning of R.sub.1 or represents cycloalkyl having up to 10 carbon atoms, alkenyl having up to 18 carbon atoms, aryl having up to 14 carbon atoms or aralkyl having up to 15 carbon atoms,

REFERENCES:
patent: 2864848 (1958-12-01), McArthur
patent: 2934555 (1960-04-01), O'Brien et al.
patent: 3155639 (1964-11-01), Emmons et al.
wagner et al., Synthetic Organic Chemistry, John Wiley & Sons (New York) 1953, p. 486.

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