1185728-03-3Relevant articles and documents
Unusual aryl-aryl coupling of 6-bromo-1,2-naphthoquinone to 6,6'-dibromo-1,1',2,2'-tetrahydroxy-4,4'-binaphthyl in the presence of trialkylphosphine and water
Bogdanov, Andrei V.,Khasiyatullina, Nadezhda R.,Mironov, Vladimir F.,Krivolapov, Dmitry B.,Litvinov, Igor A.,Konovalov, Alexander I.
experimental part, p. 39 - 41 (2009/07/05)
The reaction of 6-bromo-1,2-naphthoquinone with tri(2-cyanoethyl)phosphine or tricyclohexylphosphine leads to the unusual formation of 6,6'-dibromo-1,1',2,2'-tetrahydroxy-4,4'-binaphthyl; its structure was confirmed by NMR spectroscopy and single crystal