Process for preparing 2,2'-dimethyl-1,1'binaphthyl and 2,7'-dime

Details Process for preparing 2,2'-dimethyl-1,1'binaphthyl and 2,7'-dime Process for preparing 2,2'-dimethyl-1,1'binaphthyl and 2,7'-dime

1994-12-08

1998-06-16

Griffin, Walter D.

Chemistry of hydrocarbon compounds

Aromatic compound synthesis

By condensation of entire cyclic molecules or entire...

205415, 205419, 205462, 205463, C07C 202, C25B 310

Patent

active

057673330

ABSTRACT:
2,7'-Dimethyl-1,1'-binaphthyl and a process for preparing 2,2'-dimethyl-1,1'-binaphthyl and 2,7'-dimethyl-1,1'-binaphthyl by electrochemically oxidatively dimerizing 2-methylnaphthalene in the presence of acetonitrile/water/electrolyte salt mixtures which additionally contain at least one further component which, is immiscible or only partially miscible with water, and rectifying the reaction mixture obtained under reduced pressure.

REFERENCES:
patent: 4458047 (1984-07-01), Vanderwerff
patent: 5510554 (1996-04-01), Regnat et al.
patent: 5522982 (1996-06-01), Brietzke et al.
European Search Report No. 94118413.7 -May 29, 1995.
Electro-Oxidation of 2-Methylnaphthalene in Aqueous Acetonitrile, Department of Industrial Chemistry, Niihama National College of Technology, Niihama, 792 Japan 1989 (No Month).

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