SESQUITERPENE ALKALOIDS FROM TRIPTERYGIUM-WILFORDII (HOOK) - A NUCLEAR-MAGNETIC-RESONANCE STUDY OF 1-DESACETYLWILFORDINE, 1-DESACETYLWILFORTRINE, AND 2-DEBENZOYL-2-NICOTINOYLWILFORINE

被引:15
作者
LI, Y
STRUNZ, GM
CALHOUN, LA
机构
[1] CANADIAN FORESTRY SERV,MARITIMES REG,POB 4000,FREDERICTON E3B 5P7,NB,CANADA
[2] UNIV NEW BRUNSWICK,DEPT CHEM,FREDERICTON E3B 6E2,NB,CANADA
来源
CANADIAN JOURNAL OF CHEMISTRY-REVUE CANADIENNE DE CHIMIE | 1990年 / 68卷 / 03期
关键词
D O I
10.1139/v90-056
中图分类号
O6 [化学];
学科分类号
0703 [化学];
摘要
1-Desacetylwilfordine, 8, 1-desacetylwilfortrine, 9, and 2-debenzoyl-2-nicotinoylwilforine, 10, have been isolated from root extracts of the Chinese medicinal and insecticidal plant Tripterygium wilfordii. Analysis of the 1H and 13C NMR spectra of 8 and 10, with the aid of COSY, HCCOSY, and COLOC experiments, has allowed unambiguous chemical shift assignments of all protons and carbons of these alkaloids.
引用
收藏
页码:371 / 374
页数:4
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