Diethylzinc/CuII-mediated alkylation of aromatic amines and related compounds
作者:Cédric Brielles、Jerry J Harnett、Eric Doris
DOI:10.1016/s0040-4039(01)01775-0
日期:2001.11
A mild and efficient method for the N-alkylation of aromaticamines and relatedcompounds is described. The approach developed herein utilizes, as the key step, a transmetallation between a cupric salt and the dialkylzinc species.
Alkylation of aromatic amines and related compounds using a copper(II)-aluminum(III) couple
作者:Derek H.R. Barton、Eric Doris
DOI:10.1016/0040-4039(96)00579-5
日期:1996.5
Copper(II)-mediated alkylation of amines and relatedcompounds (e.g. hydrazines, hydrazones, hydroxylamines) using an alkyl aluminum reagent is described. The reaction proceeds selectively and in good yield, utililizing a metal-metal exchange as the key step.
Method and composition for inhibiting acrylate ester polymerization
申请人:BETZ EUROPE, INC.
公开号:EP0266906A2
公开(公告)日:1988-05-11
Compositions and methods of inhibiting acrylate monomer polymerization at elevated temperatures comprising adding to the acrylate monomer an effective amount for the purpose of (a) hydroxylamine having the formula
wherein R and Rʹ are the same or different and are hydrogen, or straight or branched chain alkyl, aryl, alkaryl or aralkyl groups,and (b) a para-phenylenediamine or derivative thereof having at least one N-H group.