Title:
MANUFACTURE OF AROMATIC 1,4-OXAZEPINONE AND -THIONE
Document Type and Number:
Japanese Patent JPS6178789
Kind Code:
A
Abstract:
1,4-Oxazepinones and thiones of general formula I;
wherein A is an aromatic ring selected from benzene, naphthalene, quinoline or pyridine; n is 1 to 3; Z is an amino radical; R hydrogen, loweralkyl, cycloalkyl or phenyl-loweralkyl; and R<4> and R<5> are hydrogen and loweralkyl, may be prepared by cyclizing a compound of general formula II or general formula III:
which in turn may be prepared from chloroaromatic carboxylates and alkanolamines.
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Inventors:
YUN SETSUKU RO
ARUBAATO DANKAN KOORU JIYUNIAA
ARUBAATO DANKAN KOORU JIYUNIAA
Application Number:
JP20771385A
Publication Date:
April 22, 1986
Filing Date:
September 19, 1985
Export Citation:
Assignee:
ROBINS CO INC A H
International Classes:
A61K31/55; A61P43/00; C07D213/80; C07D213/82; C07D267/14; C07D498/04; (IPC1-7): A61K31/55; C07D498/04
Attorney, Agent or Firm:
Kyozo Yuasa