PROCESS FOR PRODUCING HYDROQUINONE AND DERIVATES
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United States of America Patent
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Apr 25, 2017
Grant Date -
Apr 27, 2017
app pub date -
Oct 26, 2015
filing date -
Oct 26, 2015
priority date (Note) -
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Abstract
The present disclosure relates to an improved, environmentally friendly, process for producing compounds such as hydroquinone (benzene-1,4-diol) and its derivatives. The process can be carried out at ambient temperature and pressure using a recyclable copper catalyst and recyclable intermediate materials. The process generally entails reacting an aromatic compound such as benzene with hydrogen peroxide in the present of a pure elemental copper catalyst or a copper (I) salt catalyst to form oxidation product such as benzoquinone, and reducing the compound to hydroquinone or a hydroquinone derivative.
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