Substituent effects in the bis (benzotriazolylmethylation) of aromatic amines
AR Katritzky, S Rachwal, J Wu
Index: Katritzky, Alan R.; Rachwal, Stanislaw; Wu, Jing Canadian Journal of Chemistry, 1990 , vol. 68, # 3 p. 446 - 455
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Citation Number: 32
Abstract
1-(Hydroxymethyl) benzotriazole and aromatic amines react to give an equilibrium mixture of N-mono-and N, N-bis (benzotriazolylmethyl) arylamines. Electron-releasing substituents on the arylamine ring shift the equilibrium towards the N, N-bis (benzotriazolylmethylated) products, and removal of water formed in the reaction leads to these bis derivatives in quantitative yields. These products were isolated as mixtures of three isomers, the ...