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Ferrer Internacional SA
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Ferrer Internacional SA
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Publication date
Application filed by Ferrer Internacional SAfiledCriticalFerrer Internacional SA
Priority to ES458886ApriorityCriticalpatent/ES458886A3/en
Publication of ES458886A3publicationCriticalpatent/ES458886A3/en
Process for obtaining a new uracil derivative of formula (I) *** characterized by reacting 2-chlorotetrahydrofuran with 2,4-bis-trimethylsilyluracil in a solvent of the halogenated hydrocarbon type to give 1- (2-tetrahydroruranyl) uracil, which is fluorinated directly with an excess of trifluoromethylhipofluorite at about -78ºC by decomposing the addition compound formed with cold ammonium hydroxide-methanol, and separating and extracting product i by a solvent of the halogenated hydrocarbon type. (Machine-translation by Google Translate, not legally binding)
ES458886A1977-05-121977-05-12Procedure for obtaining a new derivative of uracil. (Machine-translation by Google Translate, not legally binding)
ExpiredES458886A3
(en)
A procedure to obtain 4 (3h) -quinazolinones replaced with an aromatic rest in position 3. (Machine-translation by Google Translate, not legally binding)
Procedure for obtaining (bicicle (2,2,1,) - hept5-en-2-acilamino-2-etil) -4-benzene sulfonyl ureas. (Machine-translation by Google Translate, not legally binding)