10.1021/jo052610t.s001 Ching-Ting Chien Ching-Ting Chien Chia-Chung Tsai Chia-Chung Tsai Chi-Hui Tsai Chi-Hui Tsai Tsai-Yuan Chang Tsai-Yuan Chang Ping-Kuei Tsai Ping-Kuei Tsai Ying-Chuan Wang Ying-Chuan Wang Tu-Hsin Yan Tu-Hsin Yan Novel Ambiphilic Dichlorocarbenoid Equivalent in Alkene Cyclopropanation and Carbonyl Olefination American Chemical Society 2006 Novel Ambiphilic Dichlorocarbenoid Equivalent alkene cyclopropanations CCl 4 Ti Alkene Cyclopropanation Carbonyl Olefination species reactive complex carbonyl dichloromethylenations Mg novel class bimetallic ambiphilic dichlorocarbenoid equivalents oxidative addition 2006-05-26 00:00:00 Journal contribution https://acs.figshare.com/articles/journal_contribution/Novel_Ambiphilic_Dichlorocarbenoid_Equivalent_in_Alkene_Cyclopropanation_and_Carbonyl_Olefination/3220447 The Ti−Mg−dichloromethylene complexes derived from the oxidative addition of CCl<sub>4</sub> to the Mg−TiCl<sub>4</sub> bimetallic species serve as a novel class of ambiphilic dichlorocarbenoid equivalents. Not only is Ti−Mg−dichlorocarbenoid highly selective but also it seems highly reactive in both alkene cyclopropanations and carbonyl dichloromethylenations.