Fraser, Robert R.; Banville, Jacques; Akiyama, Fuminori, Canadian Journal of Chemistry, 1981, vol. 59, p. 705 - 709
作者:Fraser, Robert R.、Banville, Jacques、Akiyama, Fuminori、Chuaqui-Offermanns, Noemi
DOI:——
日期:——
BF<sub>3</sub>-Mediated Additions of Organolithiums to Ketimines: X-ray Crystal Structures of BF<sub>3</sub>−Ketimine Complexes
作者:Yun Ma、Emil Lobkovsky、David B. Collum
DOI:10.1021/jo0480895
日期:2005.3.1
Additions of lithium acetylides and n-BuLi to N-alkyl ketimines mediated by BF3-Et2O in THF afford hindered tert-alkylamines in moderate to good yields. Stereochemical results and crystal structures of three BF3-imine complexes suggest that allylic strain strongly influences conformation and may be an important determinant of reactivity and selectivity.