2/11/2004
FARM2147
10
azithromycin
15 atoms
9-CH2, 9a-aza
What have the chemists done to
avoid acid-instability ?
Erythromycin A
dirithromycin
roxithromycin
 9-N-oxime
erythromycylamine
9-amino
acid stability
clarithromycin
6-methoxy