Incarviatone A, a structurally unique natural product hybrid with a new carbon skeleton from Incarvillea delavayi, and its absolute configuration via calculated electronic circular dichroic spectra

被引:14
作者
Shen, Yun-Heng [1 ]
Ding, Yuanqing [2 ]
Lu, Tao [1 ]
Li, Xing-Cong [2 ,3 ]
Tian, Jun-Mian [1 ]
Li, Hui-Liang [1 ]
Shan, Lei [1 ]
Ferreira, Daneel [2 ,3 ]
Khan, Ikhlas A. [2 ,3 ]
Zhang, Wei-Dong [1 ,4 ]
机构
[1] Second Mil Med Univ, Sch Pharm, Dept Phytochem, Shanghai 200433, Peoples R China
[2] Univ Mississippi, Sch Pharm, Pharmaceut Sci Res Inst, Natl Ctr Nat Prod Res, University, MS 38677 USA
[3] Univ Mississippi, Sch Pharm, Dept Pharmacognosy, University, MS 38677 USA
[4] Shanghai Jiao Tong Univ, Sch Pharm, Shanghai 200030, Peoples R China
关键词
Carbon - Plants (botany) - Dichroism - Musculoskeletal system - Quantum chemistry;
D O I
10.1039/c2ra20188g
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A phytochemical investigation of Incarvillea delavayi led to the isolation of incarviatone A (1), a structurally unique natural product hybrid with a new carbon skeleton. The structure of 1 was elucidated by spectroscopic analysis, and its absolute configuration was determined by a combination of biogenesis consideration, NOESY experiments, and quantum chemical computational modeling of electronic circular dichroism (ECD).
引用
收藏
页码:4175 / 4180
页数:6
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