Synthesis of benzoÝf¨quinolinones

A process for preparing intermediates and benzoquinolin-3-one pharmaceuticals, of the following formula I: wherein R represents: 2-nitrophenyl, 4-nitrophenyl, 2-cyanophenyl, 4-cyanophenyl, 2-nitronaphthyl, 4-nitronaphthyl, 2-cyanonaphthyl, 4-cyanonaphthyl, 2-quinolinyl, 4-quinolinyl, 7-quinolinyl, 1...

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Bibliographic Details
Main Authors PERRY C. HEATH, LAWRENCE E. PATTERSON, JOHN BRENNAN, UKO E. UDODONG, CHRISTOPHER W. DOECKE, LELAND O. WEIGEL
Format Patent
LanguageEnglish
Published 12.07.2001
Edition7
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
HETEROCYCLIC COMPOUNDS
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
METALLURGY
ORGANIC CHEMISTRY
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS
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Summary:A process for preparing intermediates and benzoquinolin-3-one pharmaceuticals, of the following formula I: wherein R represents: 2-nitrophenyl, 4-nitrophenyl, 2-cyanophenyl, 4-cyanophenyl, 2-nitronaphthyl, 4-nitronaphthyl, 2-cyanonaphthyl, 4-cyanonaphthyl, 2-quinolinyl, 4-quinolinyl, 7-quinolinyl, 1-isoquinolinyl, 3-isoquinolinyl, 8-isoquinolinyl, 2-quinoxalinyl, 2-benzothiazolyl, 3-1H-indazolyl, 2-benzoxazolyl, 3-1,2-benzisothiazolyl, 2-pyridinyl, 4-pyridinyl, 2-pyrazinyl, 2-naphthoÄ2,3-dÜthiazolyl, 2-naphtoÄ1,2-dÜthiazolyl, 9-anthryl, 2-thiazolyl, 2-benzimidazolyl, 1-benzÄgÜisoquinolinyl, 8-benzÄgÜisoquinolinyl, 5-1H-tetrazolyl, 2-quinazolinyl, 2-thiazoloÄ4,5-bÜpyridinyl, 4-10H-pyridazinoÄ3,2-bÜ-2-quinazolinyl, 2-1,4-benzodioxinyl, 2-triazine, 2-benzoxazine, 4-benzoxazine, 2-purine or 8-purine. Such pharmaceuticals are effective in treating conditions consequent on 5 alpha -reductase.
Bibliography:Application Number: AU19970049172