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CIA INTERNACIONAL DE FARMACIA
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CIA INTERNACIONAL DE FARMACIA
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Application filed by CIA INTERNACIONAL DE FARMACIAfiledCriticalCIA INTERNACIONAL DE FARMACIA
Priority to ES342544ApriorityCriticalpatent/ES342544A2/en
Priority to GB1228483Dprioritypatent/GB1228483A/en
Publication of ES342544A2publicationCriticalpatent/ES342544A2/en
Pharmaceuticals Containing Other Organic And Inorganic Compounds
(AREA)
Abstract
Improvements introduced in the main patent no. 339,655, by: procedure for obtaining salts of tetracycline, characterized in that the process by which an antibiotic is reacted with each of the reactive compounds of a series consists of a double condensation of formaldehyde with the amidic group of tetracycline and with the secondary amine of piperazine, followed by a saline reaction between the piperazinyl methyltetracyclines and, in each case, with the corresponding acid from the series of reactants. (Machine-translation by Google Translate, not legally binding)
ES342544A1967-04-221967-07-01Procedure for obtaining tetracycline salts. (Machine-translation by Google Translate, not legally binding)
ExpiredES342544A2
(en)
Procedure for the preparation of N- (2-amino-3,5-dibromobenciliden) -trans-4-amino-ciclohexanol. (Machine-translation by Google Translate, not legally binding)
Procedure for the manufacture of 1-aril 2,3,4,5-tetrahydro-1H-1,5 benzodiacepin - 2 -ones. (Machine-translation by Google Translate, not legally binding)
Procedure for the preparation of chemical compounds and, in particular, guanidines and their salts of addition of corresponding acid. (Machine-translation by Google Translate, not legally binding)
Procedure for the preparation of compounds of 7-metoxy-1,2,3,4,4a, 9,10,10a-octahydrofenantreno (Machine-translation by Google Translate, not legally binding)