Couture Axel, Deniau Eric, Grandclaudon Pierre, J. Chem. Soc. Chem. Commun, (1994) N 11, S 1329-1330
作者:Couture Axel, Deniau Eric, Grandclaudon Pierre
DOI:——
日期:——
Elaboration of the benzazaphospholine framework: a new illustration of the Parham protocol
作者:Axel Couture、Eric Deniau、Pierre Grandclaudon
DOI:10.1039/c39940001329
日期:——
1-Alkyl-3-phenyl-1,3-benzazaphospholine oxides are efficiently prepared by Paraham-type anionic cyclisation of ortho-lithiated N-alkyl-N-diphenylphosphionylmethylaniline derivatives obtained by sequential treatment of the parent brominated compounds with methyllithium and tert-butyllithium.