摘要
The total synthesis of (+/-)-6-oxa-13 beta-ethyl-3-methoxy-8 alpha-gona-1.3.5(10)-trien-17-one and (+/-)-6-oxa-13 beta-ethyl-2-methoxy-8 alpha-gona-1.3.5(10)-trien-17-one was described.
The total synthesis of (+/-)-6-oxa-13 beta-ethyl-3-methoxy-8 alpha-gona-1.3.5(10)-trien-17-one and (+/-)-6-oxa-13 beta-ethyl-2-methoxy-8 alpha-gona-1.3.5(10)-trien-17-one was described.