?-Cleavage of Bis(homoallylic) Potassium Alkoxides. Synthesis of ?-damascone
作者:Roger L. Snowden、Simon M. Linder
DOI:10.1002/hlca.19880710702
日期:1988.11.2
Starting from the γ-lactone cis-1, two new syntheses of γ-damascone ((E)-4) are described. In both syntheses, the key step involves the β-cleavage of a bis(homoallylic) potassium alkoxide, viz. the transformation of 3a to 20 and (E/Z)-4, and the conversion of 21a to 23 and (E/Z)-24.
从γ内酯开始顺- 1,γ-大马酮((两个新合成ë) - 4)中有所描述。在这两种合成中,关键步骤都涉及双(均烯丙基)醇钾的β裂解。的变换图3a至20和(Ë / Ž) - 4,和转换21A至23和(Ë / Ž) - 24。