Tetrahedron Letters p. 9313 - 9316 (1995)
Update date:2022-08-02
Topics:
Hove, Francois Van
Vanwetswinkel, Sophie
Marchand-Brynaert, Jacqueline
Fastrez, Jacques
On alkylation of the p-toluene sulfonic salt of benzyl 6-aminopenicillanate (6-APA) with benzyl 2-bromoacetate, the benzyl esters of N-(benzyloxycarbonylmethyl)-6-APA (1) and of N,N-di(benzyloxycarbonylmethyl)-6-APA (3) were obtained.Hydrogenolysis of 1 o
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