SNOWDEN, ROGER L.;LINDER, SIMON M., HELV. CHIM. ACTA, 71,(1988) N 7, C. 1587-1597
作者:SNOWDEN, ROGER L.、LINDER, SIMON M.
DOI:——
日期:——
?-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) potassiumalkoxide, viz. the transformation of 3a to 20 and (E/Z)-4, and the conversion of 21a to 23 and (E/Z)-24.