Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche AG
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Publication date
Application filed by F Hoffmann La Roche AGfiledCriticalF Hoffmann La Roche AG
Priority to ES0217341ApriorityCriticalpatent/ES217341A1/es
Publication of ES217341A1publicationCriticalpatent/ES217341A1/es
Pharmaceuticals Containing Other Organic And Inorganic Compounds
(AREA)
Abstract
Procedimiento para la preparación de nuevas bases de xantina y de sus salescaracterizado porque se hace reaccionar un compuesto de xantinael cual responde a la fórmula general **(Ver fórmula)** en la cual R1 y R2 representan sendos radicales alcohilomientras que R3 representa un radical oxoalcohilo que contiene 3 a 4 átomos de carbonocon formaldehído o un compuesto que produce fácilmente formaldehído y con una base orgánica primaria o secundariao con una sal de esta última.
ES0217341A1954-09-101954-09-10Un procedimiento para la fabricacion de nuevas bases de xantina y sus sales
ExpiredES217341A1
(es)