文献类型：期刊文献

英文题名：1,4a,7-Trimethyl-7-vinyl-1,2,3,4,4a,4b,5,6,7,9,10,10a-dodecahydrophenanthrene-1-carboxylic acid

作者：Chen, Yu-xiang[1] Zhao, Zhen-dong[1] Gu, Yan[1] Wang, Yu-min[1]

第一作者：陈玉湘

通信作者：Zhao, ZD[1]

机构：[1]Chinese Acad Forestry, Inst Chem Ind Forest Prod, Nanjing 210042, Peoples R China

年份：2009

卷号：65

期号：5

起止页码：O1117-U2895

外文期刊名：ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS

收录：;Scopus(收录号：2-s2.0-66749174670);WOS:【SCI-EXPANDED(收录号:WOS:000265702000257)】；

基金：This work was supported by the National Natural Science Foundation of China under grant No. 30571466.

语种：英文

摘要：The title compound, pimaric acid, C20H30O2, was isolated from a mixture of resin acids. There are three rings in the structure. The two cyclohexane rings have classical chair conformations with trans-fused ring junctions. The cyclohexene ring appears as a semi-chair.