2-penem compounds and a method for preparing them

Details 2-penem compounds and a method for preparing them 2-penem compounds and a method for preparing them

C - Chemistry, Metallurgy

07

D

260/111

C07D 499/00 (2006.01) C07D 205/08 (2006.01) C07D 205/09 (2006.01) C07D 499/88 (2006.01) C07F 7/10 (2006.01) C07F 9/568 (2006.01)

Patent

CA 1179327

ABSTRACT OF THE DISCLOSURE The present invention relates to the alkali metal salts, or the phthalidyl or pivaloyloxymethyl esters of 2- penem compounds of the formula Image I wherein R is heteroaralkyl, lower alkyl, hydroxyloweralkyl, or carboxyloweralkyl; and X is carboxy; to pharmaceutical compositions comprising such compounds and methods for preparing them. These compounds possess anti- bacterial activity of both the gram-positive and gram-negative type.

343224

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