PROCESS FOR PREPARING ALPHA-OMEGA ALKANOIC DICARBOXYLIC ACIDS

• Main Authors: KLOIMSTEIN, ENGELBERT, REITER, KLAUS, SCHOEFTNER, MANFRED, SCHERMANZ, KARL, SCHALLER, JOSEF, PERNDORFER, EDUARD, NEUHOFER, RUDOLF
• Format: Patent
• Language: English; German
• Published: 04.03.1992
• Edition: 5
• Subjects: ACYCLIC OR CARBOCYCLIC COMPOUNDS; APPARATUS THEREFOR; CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY; CHEMISTRY; GENERAL METHODS OF ORGANIC CHEMISTRY; METALLURGY; ORGANIC CHEMISTRY; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; THEIR RELEVANT APPARATUS; TRANSPORTING

Process for the preparation of alpha, omega-alkanedicarboxylic acids of the general formula I I in which A is an alkylene radical having 4-14 C atoms by reacting a cycloalkene of the general formula II II in which A has the abovementioned meaning with ozone in the presence of an inert solvent, catal...