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Paper | Regular issue | Vol 29, No. 3, 1989, pp.463-475
Published online, 1st January, 1970
DOI: 10.3987/COM-89-4768
Azafluorene and Aporphine Alkyloids from Polyalthia longifolia

Yang-Chang Wu*

*School of Pharmacy, Kaohsiung Medical College, 100 Shih Chuen 1st Rd., Kaohsiung 80708, Taiwan, R.O.C.

Abstract

A novel azafluorene alkaloid, polylongine (5-hydroxy-6-methoxy-1-methyl-4-azafluoren-9-ol) (1) and three new aporphine N-oxide alkaloids named (+)-O-methylbulbocapnine β-N-oxide (2), (+)-O-methylbulbocapnine-α-N-oxide (3) and (+)-N-methylnandigerine-β-N-oxide (4) were isolated from the leaves of Polyalthia longifolia (Sonn.) Thwaites (Annonaceae).