Ismail Intan Safinar, Ito Hideyuki, Hatano Tsutomu, Taniguchi Shoko, Yoshida Takashi
Faculty of Pharmaceutical Sciences, Okayama University, Tsushima, Okayama 700-8530, Japan.
Chem Pharm Bull (Tokyo). 2004 Sep;52(9):1145-7. doi: 10.1248/cpb.52.1145.
Two new additional trijugin-type limonoids, sandrapins D (4) and E (5), which are analogues of the previously reported sandrapins A-C (1-3), were isolated as minor components from the leaves of Sandoricum koetjape (Meliaceae), and their structures were elucidated on the basis of MS and NMR spectral data.
从山楝（楝科）叶片中分离得到两种新的三降三萜类柠檬苦素，即山楝素D（4）和E（5），它们是先前报道的山楝素A - C（1 - 3）的类似物，作为次要成分被分离出来，并根据质谱和核磁共振光谱数据阐明了它们的结构。
