Gupta Versha, Kumar Alok, Khare Anakshi, Khare Naveen K
Department of Chemistry, Lucknow University, Lucknow 226007, India.
Nat Prod Res. 2009;23(14):1342-54. doi: 10.1080/14786410902940933.
The structure of pregnane oligoglycosides, namely rocinine (1) and marsdinine (11), which have been isolated from the chloroform soluble extract of the dried stem of Marsdenia roylei, were elucidated using MS, (1)H NMR, (13)C NMR, (1)H-(1)H COSY, HSQC and TOCSY experiments as well as chemical degradation and derivatisation.
从牛奶菜干燥茎的氯仿可溶提取物中分离得到的孕甾烷寡糖苷，即洛西宁（1）和马斯地宁（11）的结构，通过质谱、¹H核磁共振、¹³C核磁共振、¹H-¹H化学位移相关谱、异核单量子相干谱和全相关谱实验以及化学降解和衍生化反应得以阐明。
