Chemical and Pharmaceutical Bulletin
Online ISSN : 1347-5223
Print ISSN : 0009-2363
ISSN-L : 0009-2363
Reactions of Acyl-aminoquinone Tosylhydrazones. II. A Simple Synthesis of 5-Substituted Indazoloquinones
MITSUO AKIBA, YOSHIYUKI KOSUGI, TOYOZO TAKADA
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1976 Volume 24 Issue 8 Pages 1731-1736

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Abstract
Indazoloquinone (4) or 5-substituted indazoloquinones (5a-c) were obtained with an acid-catalyzed substitution reaction of mono-(2a-c) or diaminoquinone tosylhydrazones (3a-c) in high yields. The reaction mechanism and rate were investigated.
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© The Pharmaceutical Society of Japan
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