2/11/2004
FARM2147
10
azithromycin
15 atoms
9-CH
2
, 9
a
-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