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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Novartis AG
Original Assignee
Ciba Geigy AG
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 Ciba Geigy AGfiledCriticalCiba Geigy AG
Publication of ES388532A1publicationCriticalpatent/ES388532A1/en
Process for obtaining quinoxalin-1,4-dioxides bearing a heterocyclic moiety in the 2-position, characterized in that a benzofuroxane is reacted with a vinyl compound or a tautomer thereof, than in a carbon atom of the vinyl group it has a dissociable radical, as well as a carbon atom of the vinyl group, a heterocyclic radical, or a quinoxaline, which in the 2-position carries a heterocyclic radical, is N-oxidized and, if desired, within the range of the definition of the final products are introduced, modified or dissociated substituents, and/or the mixtures of racemates obtained are transformed into the pure racemates and/or the racemates obtained are separated in the optical antipodes, and/or the salts obtained are transformed into the compounds free or the free compounds obtained in their salts. (Machine-translation by Google Translate, not legally binding)
ES388532A1970-02-251971-02-23Procedure for obtaining quinoxalin-1,4-dioxides. (Machine-translation by Google Translate, not legally binding)
ExpiredES388532A1
(en)
Procedure for the obtaining of compounds 3-acil-2-oxoacetidino (3,2-d) 4,4-disustitute tiazolidinicos. (Machine-translation by Google Translate, not legally binding)