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F Hoffmann La Roche AG
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F Hoffmann La Roche AG
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Priority to ES0216968ApriorityCriticalpatent/ES216968A1/es
Publication of ES216968A1publicationCriticalpatent/ES216968A1/es
Pharmaceuticals Containing Other Organic And Inorganic Compounds
(AREA)
Abstract
Procedimiento para la preparación de 2-pirrolidonas disubstituídas en posición 4por radicales alcohiloariloo cicloalcohilocaracterizado porque se somete a reducción ésteres beta-cian-propiónicos que llevan en posición betabeta dos substituyentes de los grupos alcohiloarilocicloalcohilo o cicloalquenilocon formación de compuestos de fórmula general **(Ver fórmula)** en la cual representa R1 y R2 un grupo alcohiloarilocicloalcohilo o cicloalquenilo.
ES0216968A1954-08-131954-08-13Procedimiento para la preparacion de 2-pirrolidonas disustituidas en posicion 4
ExpiredES216968A1
(es)