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Paper | Regular issue | Vol 32, No. 9, 1991, pp.1729-1736
Published online, 1st January, 1970
DOI: 10.3987/COM-91-5760
The Pyrrolizidine Alkaloids from Senecio racemosus

Wasim Ahmed, Zaheer Ahmed, Abdul Malik,* Fatma Ergun, and Bilge Sener*

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


Two new pyrrolizidine alkaloids, racemocine and racemonine, have been isolated from Senecio racemosus. Their structures (1 and 2) have been assigned on the basis of spectral studies including 2D-nmr.