Thermal, four-carbon + three-carbon cycloaddition reaction of cyclopropenone ketals. Total synthesis of deacetamidocolchiceine: formal total synthesis of colchicine
Thermal, four-carbon + three-carbon cycloaddition reaction of cyclopropenone ketals. Total synthesis of deacetamidocolchiceine: formal total synthesis of colchicine
Thermal, four-carbon + three-carbon cycloaddition reaction of cyclopropenone ketals. Total synthesis of deacetamidocolchiceine: formal total synthesis of colchicine
作者:Dale L. Boger、Christine E. Brotherton
DOI:10.1021/jo00218a042
日期:1985.9
Thermal reactions of cyclopropenone ketals. Application of the cycloaddition reactions of delocalized singlet vinylcarbenes: three-carbon 1,1-/1,3-dipoles. An alternative synthesis of deacetamidocolchiceine: formal total synthesis of colchicine