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Paper | Regular issue | Vol 27, No. 4, 1988, pp.961-965
Published online, 1st January, 1970
DOI: 10.3987/COM-87-4448
Alkaloids from the Leaves of Alstonia macrophylla

Atta-ur-Rahman,* Farzana Nights, and Mohammad Iqbal Choudhary

*H. E. J. Postgraduate Institute of Chemistry, University of Karachi, Karachi-75270, Pakistan


Alstonia macrophylla Wall, of Sri Lankan origin has yielded a new picraline alkaloid, “alstopicralamine” (1), the structure of which was established by using modern spectroscopic techniques. A known base vincamajine (2) was also isolated for the first time from the leaves of A.macrophylla.