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Recordati Industria Chimica e Farmaceutica SpA
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Recordati Industria Chimica e Farmaceutica SpA
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Priority to ES0243632ApriorityCriticalpatent/ES243632A1/es
Publication of ES243632A1publicationCriticalpatent/ES243632A1/es
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
Procedimiento para la preparación de ésteres básicos del ácido 3-amino-4 cloro-benzoico, caracterizado porque se hace reaccionar el cloruro del ácido 3-nitro-4cloro-bezoico con un alcohol amínico hasta la obtención del éster nítrico correspondiente, y en reducir el nitro-éster en ambiente acuoso a éster básico del ácido 3-amino-4-cloro-benzoico.
ES0243632A1958-08-011958-08-01Procedimiento para la preparaciën de derivados del acido 3-amino-4-clorobenzoico
ExpiredES243632A1
(es)
Basically substituted esters of phenothiazine-10-carboxylic acid, and acid addition salts of such esters, and process for preparing such esters and salts