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F Hoffmann La Roche AG
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F Hoffmann La Roche AG
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Publication of FR1058755ApublicationCriticalpatent/FR1058755A/en
C07C231/02—Preparation of carboxylic acid amides from carboxylic acids or from esters, anhydrides, or halides thereof by reaction with ammonia or amines
C—CHEMISTRY; METALLURGY
C07—ORGANIC CHEMISTRY
C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
C07C231/00—Preparation of carboxylic acid amides
C07C231/12—Preparation of carboxylic acid amides by reactions not involving the formation of carboxamide groups
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FR1058755D1950-03-241951-03-12
Process for the preparation of chloramphenicol
ExpiredFR1058755A
(en)