Preparation of biphenyl compounds

Details Preparation of biphenyl compounds Preparation of biphenyl compounds

1975-05-01

1976-11-16

Horwitz, D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260469, 260612R, 260620, 260647DP, C07C 2518

Patent

active

039924599

ABSTRACT:
Biaryl coupling, particularly to form 2,4-difluorobiphenyl, is accomplished by diazotizing an aniline and coupling the benzenediazonium salt with a second aromatic component in the presence of a strong acid, an inert finely divided solid and copper powder or a copper salt.

REFERENCES:
Merck Index p. 1205 (eighth ed.), 1968.

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