通过[2-(4,5-二氢呋喃基)]三甲基硅烷(I),双[2-(4,5-二氢呋喃基)的异相液相加氢,高产率地获得了(2-四氢呋喃基)-硅烷和-锗烷。含Pd / Al 2 O 3催化剂的]二甲基硅烷(II)和[2-(4,5-二氢呋喃基)]三甲基锗烷。发现二氢呋喃基硅烷I和II经历歧化和脱氢,后者参与分子内和分子间歧化。
Cleavage of SiC and GeC bonds in heterylsilanes and -germanes by organolithium reagents
摘要:
Organolithium reagents RLi can cleave Si-C and Ge-C bonds in heterylsilanes and -germanes substituting furyl, dihydrofuryl and dihydropyranyl groups for the organolithium residue R.