Catalytic deamination for caprolactam production
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United States of America Patent
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Oct 9, 2012
Grant Date -
Jun 10, 2010
app pub date -
Feb 20, 2008
filing date -
Feb 20, 2007
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Abstract
Catalytic processes for preparing caprolactam, pipecolinic acid, and their derivatives, from lysine or alpha-amino-epsilon-caprolactam starting materials, and products produced thereby. A process for preparing caprolactam or a derivative thereof, the process comprising contacting a reactant comprising lysine or alpha aminocaprolactam with a catalyst and a gas comprising hydrogen gas, in the presence of a solvent. The catalyst may be provided on a support material, such as a transition metal.
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