
Tetrahedron Letters p. 3339 - 3342 (1992)
Update date:2022-08-04
Topics: Acid-catalyzed rearrangement
Endo, Yasuyuki
Kataoka, Ken-Ichiro
Haga, Naoki
Shudo, Koichi
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.
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Doi:10.1021/acsmedchemlett.7b00342
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