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VIRUMBRALES GABALDON PABLO
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VIRUMBRALES GABALDON PABLO
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Application filed by VIRUMBRALES GABALDON PABLOfiledCriticalVIRUMBRALES GABALDON PABLO
Priority to ES0240642ApriorityCriticalpatent/ES240642A1/en
Publication of ES240642A1publicationCriticalpatent/ES240642A1/en
Process for the preparation of derivatives of 3,5-dioxo-pyrazolidin, characterized in that the n-butylmalonic acid is condensed as such or as a derivative capable of reacting thereof, with a phenylhydrazine of the general formula ** (See formula) ** wherein X means hydrogen, an alkyl or alkoxy radical or a halogen atom, to form a compound of the general formula (see formula) (Machine-translation by Google Translate, not legally binding)
ES0240642A1958-03-111958-03-11Procedure to obtain new organic compounds (Machine-translation by Google Translate, not legally binding)
ExpiredES240642A1
(en)
Procedure for obtaining new derivatives of piperidil-2 phenylmethanols and their added salts (Machine-translation by Google Translate, not legally binding)