Aromatic coupling process

Details Aromatic coupling process Aromatic coupling process

1984-05-04

1985-08-27

Lone, Werren B.

Organic compounds -- part of the class 532-570 series

Organic compounds

Oxygen containing

568709, C07C 7924

Patent

active

045380040

ABSTRACT:
4-(3-Trifluoromethyl-4-nitrophenyl)phenols are prepared by reacting a 2-trifluoromethyl-1-nitrobenzene having a replaceable hydrogen in the 4-position with a phenol having a replaceable hydrogen in the 4-position in an inert solvent and in the presence of a strong base. The 2-trifluoromethyl-1-nitrobenzene and phenol may be substituted or unsubstituted, and preferred phenols include phenol and 2,6-dialkylphenols.

REFERENCES:
patent: 2714120 (1955-07-01), Kehe
patent: 2716667 (1955-08-01), Hodge
patent: 3015676 (1962-01-01), Johnson et al.
patent: 4105699 (1978-08-01), Starke
patent: 4172151 (1979-10-01), Moore
Wright et al., "J. Organic Chem", vol. 33(3) 1245-1246, (1968).
Kurnblum et al., "J. Organic Chem.", vol. 41(9), pp. 1560-1564, (1976).
Caronna et al., "Tetrahedron Lett.", No. 7, pp. 657-660, (1979).

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