ES469980A1 - A procedure for the industrial production of 4,4'-bis. (acilaminometilen) -1,1'-dipiridilidenos. (Machine-translation by Google Translate, not legally binding)
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A procedure for the industrial production of 4,4'-bis. (acilaminometilen) -1,1'-dipiridilidenos. (Machine-translation by Google Translate, not legally binding)
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Laboratorios Made SA
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Laboratorios Made SA
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A process for the industrial production of 4,4'-bis- (acylaminomethylene) -1,1'-dipyridylidenes of the general formula ** (see formula) ** Wherein r is a saturated or unsaturated alkyl group, a homocyclic or heterocyclic aromatic ring with or without substituents or a saturated or unsaturated cycloalkyl, characterized by reacting an N- (4-picolyl) -amide or preferably its k-oxide of formula ** (see formula) ** Wherein r has the meaning indicated above, with halides or acid anhydrides at temperatures above 11º c, with or without solvents, between one and twenty-four hours, precipitating the product in the reaction, and then filtering and purifying by crystallization in an appropriate solvent in the usual manner. (Machine-translation by Google Translate, not legally binding)
ES469980A1978-05-181978-05-18A procedure for the industrial production of 4,4'-bis. (acilaminometilen) -1,1'-dipiridilidenos. (Machine-translation by Google Translate, not legally binding)
ExpiredES469980A1
(en)
A procedure for the industrial production of 4,4'-bis. (acilaminometilen) -1,1'-dipiridilidenos. (Machine-translation by Google Translate, not legally binding)
A procedure for the industrial production of 4,4'-bis. (acilaminometilen) -1,1'-dipiridilidenos. (Machine-translation by Google Translate, not legally binding)
A procedure for the industrial production of 4,4'-bis. (acilaminometilen) -1,1'-dipiridilidenos. (Machine-translation by Google Translate, not legally binding)
A procedure for the industrial production of 4,4'-bis. (acilaminometilen) -1,1'-dipiridilidenos. (Machine-translation by Google Translate, not legally binding)
Procedure for the preparation of a separable mixture den-1 and N-2 glicosil-benz (f) indazol-4,9-dionas. (Machine-translation by Google Translate, not legally binding)
Procedure for the obtaining of n (1-ethyl-pirrolidylmethyl) -2-metoxy-5-sulfamoil-benzamide. (Machine-translation by Google Translate, not legally binding)