Pentacyclic triterpene synthesis. 6. Synthesis of a bicyclic intermediate corresponding to rings D and E of .beta.-amyrin
Pentacyclic triterpene synthesis. 6. Synthesis of a bicyclic intermediate corresponding to rings D and E of .beta.-amyrin
复制标题
五环三萜的合成。
DOI:
10.1021/jo00878a002
复制
发表时间:
1976
期刊:
影响因子:
--
通讯作者:
C. Heathcock
中科院分区:
文献类型:
--
作者:
J. Ellis;J. Dutcher;C. Heathcock
In the preceding paper, we reported the synthesis of optically pure enone 1, a potentially useful synthon for rings A and B in a general convergent synthesis of pentacyclic triterpenes. 2 In this paper, we report the synthesis of allylic bromide 2, a synthon for rings D and E of ß-amyrm.