A NOVEL SYNTHESIS OF ROYAL JELLY ACIDS AND QUEEN SUBSTANCE BY THE FIVE CARBON HOMOLOGATION USING β-VINYL-β-PROPIOLACTONE
作者:Tamotsu Fujisawa、Toshio Sato、Toshiyuki Itoh
DOI:10.1246/cl.1982.219
日期:1982.2.5
10-Hydroxy-(E)-2-decenoic acid, (E)-2-decenedioic acid (Royal jelly acids), and 9-oxo-(E)-2-decenoic acid (queen substance) were synthesized via 10-hydroxy-3-decenoic acid and 9,9-ethylenedioxy-3-decenoic acid, respectively, prepared easily by the regioselective ring-opening reaction of β-vinyl-β-propiolactone with Grignard reagents in the presence of copper(I) catalyst.
通过10-羟基合成了10-羟基-(E)-2-癸烯酸、(E)-2-癸烯二酸(蜂王浆酸)和9-氧代-(E)-2-癸烯酸(皇后物质) -3-癸烯酸和 9,9-亚乙基二氧基-3-癸烯酸,分别通过 β-乙烯基-β-丙内酯与格氏试剂在铜(I)催化剂存在下的区域选择性开环反应很容易制备。