Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Rolf Pinkos0
Christian Müller0
Gerd Tebben0
Harald Rust0
Alexander Hauk0
Date of Patent
May 11, 2010
0Patent Application Number
123068070
Date Filed
June 27, 2007
0Patent Primary Examiner
Patent abstract
The present invention relates to a process for purifying a composition (I) comprising at least one cyclic ketone having from 7 to 16 carbon atoms, which comprises thermal treatment of the composition (I) with at least one acid and further purification by means of a process selected from the group consisting of distillation, extraction and crystallization, Furthermore, the present invention relates to a process for preparing cyclododecanone, which comprises such a purification, and the use of at least one acid for purifying a composition (I) comprising at least one cyclic ketone having from 7 to 16 carbon atoms by thermal treatment of the composition (I) with the acid.
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