Selective O-acylation of aromatic hydroxylamines by 2-acylimidazolium and 2-acylbenzimidazolium salts
2-Acyl 1,3-dimethylbenzimidazolium and 2-acyl 1,3-dimethylimidazolium salts react with N-aromatic hydroxylamines in the presence of base to give the O-acyl derivatives.
Santos, Pedro P. O.,Trindade, Cristina L.,Lobo, Ana M.,Prabhakar, Sundaresan
p. 3793 - 3796
(2007/10/02)
REACTIONS BETWEEN HYDROXYLAMINES AND AROYL CYANIDES
Aromatic hydroxylamines and sterically bulky aliphatic hydroxylamines react with aroyl cyanides to give exclusively the O-acyl derivatives.
Prabhakar, S.,Lobo, A. M.,Marques, M. M.
p. 1391 - 1394
(2007/10/02)
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