References
- Kam , T. S. , Yoganathan , K. , Chuah , C. H. and Wei , Chen . 1993 . Aspidofractinine alkaloids from a new Kopsia species . Phytochemistry , 32 : 1343
- Kam , T. S. , Yoganathan , K. and Chuah , C. H. 1993 . Kopsidine A and kopsidine B, two novel indole alkaloids from a Malaysian Kopsia . Tetrahedron Lett. , 34 : 1819
- Kam , T. S. , Yoganathan , K. and Wei , Chen . 1996 . Novel cage indoles from a Malaysian Kopsia . J. Nat. Prod. , 59 : 1109
- Kam , T. S. and Yoganathan , K. 1996 . Three aspidofractinine-type alkaloids from Kopsia teoi . Phytochemistry , 42 : 539
- Kam , T. S. , Yoganathan , K. and Mok , S. L. 1997 . Aspidofractinine alkaloids from Kopsia teoi . Phytochemistry , 46 : 789
- Varea , T. , Kan , C. , Remy , F. , Sevenet , T. , Quirion , J. C. , Husson , H. P. and Hadi , A. H. A. 1993 . Indole alkaloids from Kopsia teoi . J. Nat. Prod. , 56 : 2166
- Aimi , N. , Uchida , N. , Ohya , N. , Hosokawa , H. , Takayama , H. , Sakai , S. , Mendonza , L. A. , Polz , L. and Stockigt , J. 1991 . Novel indole alkaloids from cell suspension cultures of Aspidosperma quebracho blanco Schlecht . Tetrahedron Lett. , 32 : 4949
- Kam , T. S. and Subramaniam , G. 1998 . Oxo-derivatives of kopsine- and rhazinilam-type alkaloids from a North Borneo Kopsia . Nat. Prod. Lett. , 11 : 131
- David , B. , Sevenet , T. , Thoison , O. , Awang , K. , Pais , M. , Wright , M. and Guenard , D. 1997 . Hemisynthesis of rhazinilam analogues: structure-activity relationships on tubulin-microtubule system . Bioorg. Med. Chem. Lett. , 7 : 2155 Semisynthetic formyl- and diformylrhazinilam derivatives have been very recently reported in connection with a study of the antitubulin activity of rhazinilam analogues