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Antonio Gallardo SA
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Antonio Gallardo SA
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Priority to ES411401ApriorityCriticalpatent/ES411401A1/en
Publication of ES411401A1publicationCriticalpatent/ES411401A1/en
A process for obtaining p-acetamol derivatives that respond to the following formula; ** (see formula) ** Where R, is represented by the acid radicals of the following compounds: 4-alpha-isobutyl-phenyl-propionic of the formula ** (see formula) ** Or by, 3-chloro-4-allyloxy-phenylacetic of formula: ** (see formula) ** Or by, the trifluoro-methyl-3-anilino-2-nicotinic acid, of the formula: ** (see formula) ** And by the acid- (trifluoromethyl-2-phenyl) -amino-2-benzoic of formula ** (see formula) ** Essentially characterized in that the reaction is carried out with the acid chlorides described in the presence of bases, such as sodium hydroxide, pyridine, triethylamine and the like, verifying the addiction at room temperature and subsequent heating between 50 and 90º c. (Machine-translation by Google Translate, not legally binding)
ES411401A1973-02-081973-02-08A procedure for the obtaining of p-acetamol derivatives. (Machine-translation by Google Translate, not legally binding)
ExpiredES411401A1
(en)
Procedure for the preparation of ester cis 3,3,5-tri-methylcychlonic of the dl-alpha-nicotinoiloxyphenylaceal acid. (Machine-translation by Google Translate, not legally binding)
A procedure for preparing inferior 4-alcoxy - 7 - halogenes-2,3-dihydro-1H-pirrol (i83-b) quinolein. (Machine-translation by Google Translate, not legally binding)