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Novartis AG
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Ciba Geigy AG
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Publication of ES209841A1publicationCriticalpatent/ES209841A1/en
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds
(AREA)
Plural Heterocyclic Compounds
(AREA)
Abstract
Process for obtaining new pyridazones characterized in that in 2-aryl-pyridazone- (3) compounds possessing in position "6" a substituent capable of being transformed into an amino group, said substituent is transformed into an amino group and if desired it is transformed into such compounds obtained with a nitro group as a substituent on the aryl radical said nitro group into an amino group. (Machine-translation by Google Translate, not legally binding)
ES0209841A1952-06-201953-06-18A procedure for the obtaining of new pyridazons (Machine-translation by Google Translate, not legally binding)
ExpiredES209841A1
(en)
Procedure for obtaining a derivative of 1,1-dioxide from 3,4-hydride-1,2,4-benzotiadiacin (Machine-translation by Google Translate, not legally binding)
A procedure for the preparation of solutions of the polycondensates of acid amidas alquiliden and aralquiliden-bis-tiocarboxºlicos (Machine-translation by Google Translate, not legally binding)
A procedure for the preparation of an effectively soluble compound, based on teofinyl and 3-aminometilpyridine (Machine-translation by Google Translate, not legally binding)