Electrophilic addition of HCl or Br-2 to N-acyl-2-(alk-2-enyl)anilines is accompanied by intramolecular cyclization of these amides to give 3,1-benzooxazine hydrochlorides or hydrobromides in high yields.
CURRAN, D. P.;KUO, SHEN-CHUN, J. ORG. CHEM., 1984, 49, N 11, 2063-2065
作者:CURRAN, D. P.、KUO, SHEN-CHUN
DOI:——
日期:——
——
作者:R. R. Gataullin、I. S. Afonkin、A. A. Fatykhov、L. V. Spirikhin、E. V. Tal"vinskii、I. B. Abdrakhmanov
DOI:10.1023/a:1011312912357
日期:——
Electrophilic addition of HCl or Br-2 to N-acyl-2-(alk-2-enyl)anilines is accompanied by intramolecular cyclization of these amides to give 3,1-benzooxazine hydrochlorides or hydrobromides in high yields.
Cyclodehydration of o-vinyl anilides. A general synthesis of substituted quinolines