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Chloroform extract of bark of Artabotrys crassifolius Hook.f. & Thomson exhibited antibacterial activities against both American… Expand Champacaine (1), (–)-anonaine (2), (–)-norushinsunine (3), (–)-ushinsunine (4), (–)-N-acetylanonaine (5), (–)-roemerine (6… Expand dealt with several alkaloids andsesquiterpenes [3–11]. Previously, we have isolated three aporphines, one oxoaporphine, three… Expand The antileishmanial activity of extracts from the leaves and seeds of Annona mucosa, and of the oxoaporphine alkaloid liriodenine… Expand The plant Jatropha curcas grows well in different parts of Bangladesh and used in many medicinal purposes locally. The alkaloid… Expand Phytochemical investigation of the branches of Annona foetida Mart. led to isolation from the CH2Cl2 extract of four alkaloids… Expand OBJECTIVE
To investigate the chemical constituents of the branches and leaves of Uvaria kurzii.
The compounds were… Expand Six aporphine alkaloids, liriodenine, corydine, isocorydine, atherospermidine, stephalagine and dehydrostephalagine, were… Expand A novel type of alpha,beta-butenolide alkaloid, uncinine (1), two novel oxoaporphines, artabonatine C (2) and artabonatine D (3… Expand Abstract The structure of the alkaloid atherospermidine has been proved to be 1,2-methylenedioxy-3-methoxy-7-oxo-dibenzo (de, g… Expand