PREPARATION OF 2,2'-BIARYLS IN THE PRESENCE OF MOLYBDENUM(V) CHLORIDE
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United States of America Patent
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Issued Date -
Sep 8, 2016
app pub date -
Mar 2, 2016
filing date -
Mar 5, 2015
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Abandoned
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Abstract
The invention is concerned with a process for preparing 2,2′-biaryls, especially of 2,2′-biphenols in which a reaction mixture comprising a first aryl, a second aryl and selenium dioxide is heated, the first aryl being reacted with the second aryl to give the corresponding 2,2′-biaryl, wherein the reaction mixture additionally comprises molybdenum(V) chloride.
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