Tetrahedron letters

Acid-catalyzed rearrangement of O-(2-arylphenyl) hydroxylamines to aryldihydroazepinones

Y Endo, K Kataoka, N Haga, K Shudo

Index: Endo, Yasuyuki; Kataoka, Ken-Ichiro; Haga, Naoki; Shudo, Koichi Tetrahedron Letters, 1992 , vol. 33, # 23 p. 3339 - 3342

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Citation Number: 9

Abstract

Download full text in PDF Opens in a new window. Article suggestions will be shown in a dialog on return to ScienceDirect. ... Please enable JavaScript to use all the features on this page. ... Acid-catalyzed rearrangement of O-(2-arylpheynl) hydroxylamines followed by ring enlargement afford 7-aryl-2, 3-dihydro-1H-azepin-2-ones. 2-Amino-2-phenyl-3, 5-cyclohexadienone, an intermediate of the reaction, was trapped as the N-trifluoroacetamide.