Efficient coupling of tertiary alkyl halides with dialkylzinc and titanium compounds
作者:Manfred T. Reetz、Bernd Wenderoth、Roland Peter、Rainer Steinbach、J�rgen Westermann
DOI:10.1039/c39800001202
日期:——
Dialkylzinccompounds react with tertiaryalkylhalides to afford the corresponding coupling products containing a quaternary carbon atom, thereby making geminal dialkylation of ketones or hydroalkylation of olefins possible.
Direct geminal dimethylation of ketones using dimethyltitanium dichloride
作者:Manfred T. Reetz、J�rgen Westermann、Rainer Steinbach
DOI:10.1039/c39810000237
日期:——
Ketones are readily converted into the corresponding geminal dimethyl derivatives on reaction with dimethyltitaniumdichloride under mild conditions; tertiary alcohols react similarly.