C - Chemistry – Metallurgy – 07 – H
Patent
C - Chemistry, Metallurgy
07
H
167/185, 260/230
C07H 17/00 (2006.01) A61K 31/71 (1985.01)
Patent
CA 1250284
ABSTRACT OF THE DISCLOSURE Disclosed are antibacterial 4"-epi-9-deoxo-9a-methyl-9a-aza- -9a-homoerythromycin A and pharmaceutically acceptable salts thereof. The antibacterial compound may be prepared by (a) methyl- ation of 4"-epi-deoxo-9a-aza-9a-homoerythromycin A, (b) N-deoxy- genation of 4"-epi-9-deoxo-9a-methyl-9a-aza-9a-homoerythromycin A 3'-N-oxide or (c) hydrogenation of 4"-deoxy-4"-oxo-9-deoxo-9a- methyl-9a-aza-9a-homoerythromycin A. The antibacterial compound and its pharmaceutically acceptable salts can be formulated in pharmaceutical compositions and may be used in the treatment of bacterial infections in mammals.
562041
Limited Pfizer
Smart & Biggar
LandOfFree
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