Cerasodine and Cerasonine: New Oxoprotoberberine Alkaloids from Polyalthia cerasoides
摘要:
Two new 7,8-dihydro-8-oxoprotoberberine alkaloids, cerasodine (1) and cerasonine (2), were isolated from the stem bark of Polyalthia cerasoides (Annonaceae).
The invention provides a compound of formula (I): or a salt or prodrug thereof, wherein R
1
, R
4
-R
8
, R
10
, R
2
′-R
6
′, W, and A have any of the values described in the specification, as well as compositions comprising a compound of formula (I). The compounds are useful as antibacterial agents.