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Priority to ES482732ApriorityCriticalpatent/ES482732A1/en
Publication of ES482732A1publicationCriticalpatent/ES482732A1/en
Procedure for obtaining cationic dyes of formula ** (Formula) ** where R1 and R2, independent of each other, mean a lower alkyl, alkenyl or hydroxyalkyl residue, R3 means H, halogen, a lower alkyl or alkenyl residue, R4 means H, halogen, a lower alkyl or alkenyl residue and X- means an anion, where at least one of the substituents R3 and R4 is other than H. (Machine-translation by Google Translate, not legally binding)
ES482732A1979-07-201979-07-20Ceramic products coloring system. (Machine-translation by Google Translate, not legally binding)
ExpiredES482732A1
(en)
A method for preparing 4- (3,5-dimethylbenzoyl) -amino-2,3-dimethyl-1-phenyl-3-pirazolin-5-ona. (Machine-translation by Google Translate, not legally binding)