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Topic: 2,2′-Dibromo-1,1′-binaphthyl syntesis  (Read 1400 times)

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Offline kelmen

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2,2′-Dibromo-1,1′-binaphthyl syntesis
« on: May 19, 2016, 05:56:59 PM »
hi
Does anybody have real experiense in 2,2′-Dibromo-1,1′-binaphthyl syntesis?
 Published method of reaction  Binol with triphenylphosphine dibromide leads to extremely low yeld (less than 20%) and difficulties in reaction mixture separation.

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