详细信息

APPLICATION OF ORGANIC-COMPOUNDS SUBSTITUTED WITH ELEMENTS OF GROUP-15 AND GROUP-16 IN ORGANIC-SYNTHESIS .54. HIGHLY STEREOSELECTIVE SYNTHESIS OF Z,E CONJUGATED DIENE TYPE SEX-PHEROMONES  ( SCI-EXPANDED收录)  

文献类型:期刊文献

英文题名:APPLICATION OF ORGANIC-COMPOUNDS SUBSTITUTED WITH ELEMENTS OF GROUP-15 AND GROUP-16 IN ORGANIC-SYNTHESIS .54. HIGHLY STEREOSELECTIVE SYNTHESIS OF Z,E CONJUGATED DIENE TYPE SEX-PHEROMONES

作者:HUANG, YZ; SHI, LL; YANG, JH; CAI, ZW

机构:[1]E CHINA UNIV CHEM TECHNOL, SHANGHAI, PEOPLES R CHINA

年份:1987

卷号:52

期号:16

起止页码:3558

外文期刊名:JOURNAL OF ORGANIC CHEMISTRY

收录:;WOS:【SCI-EXPANDED(收录号:WOS:A1987J688100011),CCR-EXPANDED(收录号:WOS:A1987J688100011)】;

语种:英文

摘要:Insect sex pheromones 1-4 which contain a Z,E conjugated diene were synthesized by using a new formylolefination method, followed by a Wittig reaction. Thus, the aldehydes 6a-c reacted with (formylmethyl)triphenylarsonium bromide (5) in THF-ether (trace H2O) in the presence of K2CO3 at room temperature to give E-.alpha.,.beta.-unsaturated aldehydes 7a-c. These reacted with alkylidene phosphorane generated with n-BuLi in THF-HMPA to afford (Z,E)-diene derivatives 1-4 in good overall yield and high stereoselectivity.

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