sequence to trienone , a known intermediate for the total synthesis of periplanone-B, involves the conversion of into using dilithiated propadiene, the IMDA of to -adducts and , the conversion of to diol via a radical anion promoted c cleavage of the oxygen bridge, and a in-situ low temperature Grob fragmentation to .
6步序列trienone ,一个已知的用于periplanone-B的全合成的中间体,涉及转化成使用二
锂化
丙二烯,的I
MDA到-adducts和,转化到二醇经由自由基阴离子促进了Ç裂解氧桥和原位低温Grob裂解为。