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Bayer AG
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Bayer AG
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Application filed by Bayer AGfiledCriticalBayer AG
Publication of ES294182A1publicationCriticalpatent/ES294182A1/en
"Process for obtaining sulfonamides", characterized in that the aminopyridines of the general formula ** (See formula) ** where A represents a direct bond or an oxygen atom and R "a saturated or unsaturated, branched, unbranched or cyclic hydrocarbon residue, which may be interrupted by one or several oxygen atoms, is reacted in the presence of media acid binders with the compounds of general formula ** (See formula) ** where R '' 'means an alkyl group with 1-3 C atoms and X is by chlorine or bromine. (Machine-translation by Google Translate, not legally binding)
ES0294182A1962-12-051963-12-05Procedure for the obtaining of sulfonamides (Machine-translation by Google Translate, not legally binding)
ExpiredES294182A1
(en)