Cobalt-mediated propargylation/annelation: Total synthesis of (±)-cyclocolorenone
作者:M. Saha、B. Bagby、K.M. Nicholas
DOI:10.1016/s0040-4039(00)84136-2
日期:1986.1
A recently developed cyclopentenoneannelation sequence involving propargylation of ketone derivatives by (RCΞCCR2)Co2(CO)+6 complexes (1) followed by regiospecific hydration and cyclization has been employed in an efficient stereoselective synthesis of the guiane sesquiterpene cyclocolorenone (2).