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Pfizer Italia SRL
Original Assignee
Farmaceutici Italia SpA
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Filing date
Publication date
Application filed by Farmaceutici Italia SpAfiledCriticalFarmaceutici Italia SpA
Priority to ES0235289ApriorityCriticalpatent/ES235289A2/es
Publication of ES235289A2publicationCriticalpatent/ES235289A2/es
Preparation Of Compounds By Using Micro-Organisms
(AREA)
Abstract
Mejoras en el objeto de la patente principal nº 288.188 por "Un procedimiento par ala producción de cobalaminas"particularmente par producir cobalaminas similares a vitamina B-12 mediante la actividad de fermentación de un microorganismo de la especie Nocardia rugosa en caldos de cultivo, caracterizadas porque se incorpora a dichos caldos de cultivo precursores que pertenecen a la clase de diaminas aromáticas y no aromáticas,variadamente substituidas y que contienen a lo menos dos grupos amino en posición orto del uno al otro, o adyacentes de cualquier modo.
ES0235289A1957-05-071957-05-07Un procedimiento para la produccion de cobalaminas
ExpiredES235289A2
(es)