O-sulfated beta-lactam hydroxamic acids

Details O-sulfated beta-lactam hydroxamic acids O-sulfated beta-lactam hydroxamic acids

C - Chemistry, Metallurgy

07

D

260/335.3

C07D 205/08 (2006.01)

Patent

CA 1193272

ABSTRACT OF THE DISCLOSURE .beta.-Lactams having the formula: Image wherein R3 and R4 are the same or different and each is hydrogen or alkyl and Y is benzyl or pivaloyl which are useful as intermediates in the preparation of corresponding .beta.-lactams of the formula: Image wherein R1 is an acyl substituent. The latter .beta.-lactams are useful in having antibacterial activity.

461837

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