Preparation of phosphoric acid propargyl esters

Chemistry of carbon compounds – Dipeptides – e.g. – aspartame – anserine – carnosine – etc.

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260956, C07F 9113, C07F 9173

Patent

active

043270409

ABSTRACT:
A process for the preparation of a phosphoric acid propargyl ester of the formula ##STR1## wherein R.sup.1 and R.sup.2 each independently is an aryl radical or a C.sub.1-4 -alkyl, C.sub.1-4 -alkenyl or C.sub.1-4 -alkynyl radical, and

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patent: 3972887 (1976-08-01), Freedman
patent: 4007197 (1977-02-01), Freedman et al.

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