title: Unusual nitrogenous derivatives from Alstonia.
abstract: Five new nitrogenous compounds were isolated from the Malayan Alstonia angustifolia and their structures determined based on interpretation of spectroscopic data.
authors: Department of Chemistry, University of Malaya, 50603 Kuala Lumpur, Malaysia.
authors: Shin-Jowl
authors: SJ
authors: Tan
authors: G
authors: G
authors: Subramaniam
authors: Noel F
authors: NF
authors: Thomas
authors: Toh-Seok
authors: TS
authors: Kam
mesh_terms: D000470:Alkaloids / Q000737:chemistry*; D031051:Alstonia / Q000737:chemistry*; D015394:Molecular Structure
chemical_list: D000470:Alkaloids