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Laboratorios Landerlan SA
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Laboratorios Landerlan SA
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Priority to ES386324ApriorityCriticalpatent/ES386324A1/en
Publication of ES386324A1publicationCriticalpatent/ES386324A1/en
Process for the preparation of 2-anilinnicotinic acids, corresponding to the general formula: ** (see formula) ** Wherein r is a benzene or aromatic ring substituted with methyl, methyls, methoxy, trifluoromethyl or halogen radicals in various positions and characterized in that 2-chloro-nicotinic acid is reacted without a catalyst with the corresponding aromatic amine, which amine makes in turn, the reaction solvent, the product being obtained directly in crystalline form and the excess of the amine used as solvent being partially recovered. (Machine-translation by Google Translate, not legally binding)
ES386324A1970-12-101970-12-10Procedure for preparation of 2-anilinnicotinic acids. (Machine-translation by Google Translate, not legally binding)
ExpiredES386324A1
(en)
Procedure for the preparation of sulfamide salts with tetracyclines or their derivatives (Machine-translation by Google Translate, not legally binding)
Procedure for the preparation of n (dietillaminoetil) - 2 - metoxi - 5 - metilsulfonil - benzamida. (Machine-translation by Google Translate, not legally binding)
Procedure for the preparation of beta-fenilsulfiniletil-n, n'-difenilmalono-monohidrazida and its salts. (Machine-translation by Google Translate, not legally binding)