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Pfizer Inc
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Pfizer Inc
Charles Pfizer and Co Inc
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Application filed by Pfizer Inc, Charles Pfizer and Co IncfiledCriticalPfizer Inc
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Publication of FR1066030ApublicationCriticalpatent/FR1066030A/fr
C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
C12P17/00—Preparation of heterocyclic carbon compounds with only O, N, S, Se or Te as ring hetero atoms
C12P17/18—Preparation of heterocyclic carbon compounds with only O, N, S, Se or Te as ring hetero atoms containing at least two hetero rings condensed among themselves or condensed with a common carbocyclic ring system, e.g. rifamycin
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FR1066030D1950-05-031951-04-17Perfectionnements apportés aux procédés pour la préparation d'antibiotiques
ExpiredFR1066030A
(fr)