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Taisho Pharmaceutical Co Ltd
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Taisho Pharmaceutical Co Ltd
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Priority claimed from JP48121999Aexternal-prioritypatent/JPS5911572B2/ja
Priority claimed from JP49008737Aexternal-prioritypatent/JPS5912094B2/ja
Priority claimed from JP873674Aexternal-prioritypatent/JPS598249B2/ja
Application filed by Taisho Pharmaceutical Co LtdfiledCriticalTaisho Pharmaceutical Co Ltd
Publication of ES427602A1publicationCriticalpatent/ES427602A1/es
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
Procedimiento para preparar nuevos éteres de calcona. Más particularmente, esta invención se refiere a un procedimiento para preparar nuevos éteres de calcona representados por la fórmula general (I) : **fórmula** donde R1,R2,R3 y R4 están seleccionados independientemente del grupo que consta de un átomo de hidrógeno y los grupos alcohilo inferior, alcoxi inferior y aciloxi, y uno de los Z1 y Z2 está seleccionado del grupo que consta de los grupos representados por la fórmula (II) **fórmula**
ES74427602A1973-10-301974-06-24Un procedimiento para preparar nuevos eteres de calcona.
ExpiredES427602A1
(es)