Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Otsuka Pharmaceutical Co Ltd
Original Assignee
Otsuka Pharmaceutical Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Otsuka Pharmaceutical Co LtdfiledCriticalOtsuka Pharmaceutical Co Ltd
Priority to JP6056875ApriorityCriticalpatent/JPS596864B2/en
Publication of JPS51136682ApublicationCriticalpatent/JPS51136682A/en
Publication of JPS596864B2publicationCriticalpatent/JPS596864B2/en
PURPOSE: 5 - Alkanoylcarbostyril derivatives of formula I ( where R1 is H or C1 W 3 lower alkyl; R2 is H, C1 ;2 3 lower alkyl, benzyl or phenylethyl; R3 is H or C1 ;2 3 lower alkyl; the bond represented by a dotted line in the 3 ;2 4 position is a single or double bond ) are new.