,3-dimethylcyclopropane (both isomers), anti-6-bromo-syn-6-trimethyltinbicyclo[3.1.0] hexane,7-bromo-7-trimethyltinnorcarane, and also the 7-triphenyltin-, 7-trimethyllead- and 7-triphenyllead- derivatives (both isomers), 1-bromo-1-trimethyltinspiro[2.5]octane and 9-bromo-9-trimethyltinbicyclo[6.1.0] nonane (both isomers) has been studied. Under the conditions used, the syn-Me3Sn isomers decomposed
1-
溴-1-
三甲基锡-顺式-2,3-二
甲基环丙烷(两种异构体),抗-6-
溴-顺式-6-
三甲基锡双环[3.1.0]己烷,7-
溴-7-
三甲基锡正戊烷和还有7-三苯基
锡,7-
三甲基铅和7-三苯基
铅衍
生物(两种异构体),1-
溴-1-
三甲基锡螺[2.5]辛烷和9-
溴-9-
三甲基锡双环[6.1.0]壬烷(两种异构体) )已被研究。在所使用的条件下,顺式-Me 3 Sn异构体分解,而抗-Me 3 Sn异构体相当稳定。仅正
癸烷体系显示出有用的分子间二价碳转移反应。