PETASITES COMPONENTS .3. STRUCTURE OF THE SESQUITERPENES OF PETASITES-HYBRIDUS (L) GM ET SCH - PETASOL AND ISOPETASOL DERIVATIVES

被引:35
作者
NEUENSCHWANDER, M [1 ]
NEUENSCHWANDER, A [1 ]
STEINEGGER, E [1 ]
ENGEL, P [1 ]
机构
[1] UNIV BERN,INST MINERAL PETROGRAPH,KRISTALLOG & STRUKTURLEHRE ABT,CH-3012 BERN,SWITZERLAND
关键词
D O I
10.1002/hlca.19790620228
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Structure of the Sesquiterpenes of Petasites hybridus (L.) G. M. et SCH.: Petasol and Isopetasol Derivatives The structure of 11 compounds of the sesquiterpene fraction of petasites hybridus has been determined by combination of spectroscopic methods, especially by analysis of the 360‐MHz‐1H‐NMR. spectra. Most natural products are esters of two isomeric sesquiterpene alcohols, characterized by an eremophilan skeleton, namely of petasol as well as of isopetasol. The structure of one key product has been confirmed by X‐ray analysis. Copyright © 1979 Verlag GmbH & Co. KGaA, Weinheim
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页码:609 / 626
页数:18
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