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Paper | Regular issue | Vol 38, No. 11, 1994, pp.2411-2414
Published online, 1st January, 1970
DOI: 10.3987/COM-94-6851
Isolation of Two New Nitrogenous Metabolites from the Cultured Cells of Aspidosperma Quebracho-Blanco

Norio Aimi,* Naoki Uchida, Naoko Oya, Shin-ichiro Sakai, Luis A. Mendonza, Peter Obitz, and Joachim Stöckigt*

*Faculty of Pharmaceutical Sciences, Chiba University, 1-33 Yayoi-cho, Inage-ku, Chiba 263-8522, Japan


Two novel nitrogen containing metabolites were isolated from cultured cells of Aspidosperma quebracho-blanco. Their structures were elucidated as 11-hydroxytubotaiwine and 1,6-propano-3-ethylideno-1,4-piperazine-2,5-dione.