Document Type and Number:
Japanese Patent JPH0329796
Kind Code:
B2
Abstract:
A process for the preparation of 1,1-dioxopenicillanoyloxymethyl 6-beta-aminopenicillanate which comprises reacting 1,1-dioxopenicillanoyloxymethyl 6-phenylacetamidopenicillante or the corresponding phenoxy- acetamidopenicillanate under anhydrous conditions with a halogenating agent in the presence of a reaction inert solvent to form an intermediate imino halide, addition of a primary alcohol having from one to four carbon atoms to convert the imino halide to an imino ether and subsequent hydrolysis to give the desired product.
Application Number:
JP20570683A
Publication Date:
April 25, 1991
Filing Date:
November 01, 1983
Export Citation:
International Classes:
C07D519/06; C07D499/00; C07D499/10; C07D499/21; C07D499/32; C07D499/42; C07D499/86; C07D499/87; C07D499/897; C07D519/00
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