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Priority claimed from JP45017513Aexternal-prioritypatent/JPS4920592B1/ja
Priority claimed from JP45126832Aexternal-prioritypatent/JPS4946624B1/ja
Priority claimed from JP45126834Aexternal-prioritypatent/JPS4946626B1/ja
Application filed by Yoshitomi PharmaceuticalfiledCriticalYoshitomi Pharmaceutical
Application grantedgrantedCritical
Publication of AT306012BpublicationCriticalpatent/AT306012B/de
C07D498/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms
C07D498/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
C07D498/10—Spiro-condensed systems
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Chemical & Material Sciences
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Organic Chemistry
(AREA)
AT165471A1970-02-271971-02-26Verfahren zur Herstellung von neuen Benzodioxanderivaten sowie von deren Salzen
AT306012B
(de)