Ortho metalation directed by α-amino alkoxides. An improved synthesis of ortho-substituted aryl ketones
作者:Daniel L. Comins、Jack D. Brown
DOI:10.1016/s0040-4039(00)94113-3
日期:1983.1
Ortho-substitutedarylketones are prepared from N-[2-(dimethylamino)ethyl]-N-methylbenzamides via ortho lithiation of intermediate α-amino alkoxides, formed in situ by addition of RLi. An ortho lithiation of N-[2-(dimethylamino)ethyl]-N-methylbenzamide is also described.