PREPARATION OF HIGH PURITY SUBSTITUTED QUINOXALINE

The present invention comprises an improved process for the preparation of substituted quinoxaline I by cyclization of the corresponding dianiline. La présente invention concerne un procédé amélioré de préparation d'une quinoxaline I substituée par cyclisation de la dianiline correspondante....

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Main Authors SINAY, TERRY, GENE, JR, BUSCH, FRANK, ROBERT, WATSON, TIMOTHY, JAMES, NORMAN, HAWKINS, JOEL, MICHAEL, MUSTAKIS, LASSON, GEORGIOS, WITHBROE, GREGORY, JOHN
Format Patent
LanguageEnglish
French
Published 31.08.2006
Subjects
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Summary:The present invention comprises an improved process for the preparation of substituted quinoxaline I by cyclization of the corresponding dianiline. La présente invention concerne un procédé amélioré de préparation d'une quinoxaline I substituée par cyclisation de la dianiline correspondante.
Bibliography:Application Number: WO2006IB00351