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Oxazepines and Thiazepines, XXIII 1 ): An Efficient Synthesis of 2,3‐Dihydro‐1,5‐benzoxazepin‐4(5H)‐ones
Author(s) -
Ott Jürgen,
Lévai Albert
Publication year - 1990
Publication title -
archiv der pharmazie
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.468
H-Index - 61
eISSN - 1521-4184
pISSN - 0365-6233
DOI - 10.1002/ardp.19903230909
Subject(s) - butyric acid , ring (chemistry) , chemistry , closure (psychology) , stereochemistry , reduction (mathematics) , medicinal chemistry , organic chemistry , mathematics , geometry , economics , market economy
2,3‐Dihydro‐2‐methyl‐1,5‐benzoxazepin‐4(5H)‐ones 5a‐c have been prepared by ring closure of 3‐(2‐aminophenoxy)butyric acids 4a‐c obtained by the reduction of 3‐(2‐nitrophenoxy)butyric acids 3a‐c .