A sesquiterpene from Geranium Bourbon has been found to be guaia-6,9-diene in accordance with the report of Pesnelle et al.; it had previously been erroneously assigned as 3,7-diene by Herout et al. The details of the evidence on the structure, along with its stereochemistry, are described.
根据 Pesnelle 等人的报告,从波旁老鹳草中发现了一种
倍半萜,即瓜亚基-6,9-二烯;此前,Herout 等人曾将其错误地归类为 3,7-二烯。