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Communication | Regular issue | Vol 22, No. 6, 1984, pp.1323-1326
Published online, 1st January, 1970
DOI: 10.3987/R-1984-06-1323
Mass Spectra of Hexahydroproaporphine Type Alkaloids

Sheng-Teh Lu* and Ian-Lih Tsai

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


Mass spectra of litsericine (1), N-methyllitsericine (2), lauformine (3) and N-methyllauformine (4) belonging to the hexahydroproaporphine group were measured, and the main fragmentation pathways for these alkaloids were presumed from the examination of their mass shifts.