𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Angustilodine, an Unusual Pentacyclic Indole Alkaloid from Alstonia.

✍ Scribed by Toh-Seok Kam; Yeun-Mun Choo

Publisher
John Wiley and Sons
Year
2004
Weight
55 KB
Volume
35
Category
Article
ISSN
0931-7597

No coin nor oath required. For personal study only.

πŸ“œ SIMILAR VOLUMES

Angustilodine, an Unusual Pentacyclic In
Angustilodine, an Unusual Pentacyclic Indole Alkaloid from Alstonia
✍ Toh-Seok Kam; Yeun-Mun Choo πŸ“‚ Article πŸ“… 2004 πŸ› John Wiley and Sons 🌐 German βš– 73 KB

## Abstract Two new indole alkaloids, angustilodine (**1**), with an unprecedented pentacyclic carbon skeleton, and angustilocine (**2**), belonging to the __seco__‐angustilobine‐B group of alkaloids, were obtained from the leaf extract of the Malayan species __Alstonia angustiloba__, and their str

Monoterpenoid Indole Alkaloids from Alst
Monoterpenoid Indole Alkaloids from Alstonia mairei
✍ Xiang-Hai Cai; Chun-Xia Zeng; Tao Feng; Yan Li; Xiao-Dong Luo πŸ“‚ Article πŸ“… 2010 πŸ› John Wiley and Sons 🌐 German βš– 193 KB

Three new monoterpenoid indole alkaloids, (14a,15a)-14,15-epoxyaspidofractinine (1) and maireines A and B (2 and 3, resp.), together with 19 known alkaloids, were isolated from the leaves and twigs of Alstonia mairei. The structures of the new compounds were elucidated by 1D-and 2D-NMR spectroscopic