Preparation of N-phenyl-1-naphthylamine

Details Preparation of N-phenyl-1-naphthylamine Preparation of N-phenyl-1-naphthylamine

1998-12-10

2000-10-17

Killos, Paul J.

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

Organic compounds

Amino nitrogen containing

C07C21100

Patent

active

061334804

ABSTRACT:
N-Phenyl-1-naphthylamine can be prepared by reaction of aniline and 1-naphthylamine in the liquid phase at 100-400.degree. C. under normal pressure, a catalyst mixture comprising boron and fluorine being employed. Such catalyst mixtures can be obtained, for example, by reaction of hydrogen fluoride, boric acid and aniline and/or 1-naphthylamine. The catalyst is recovered and can be employed again. The reaction can be carried out discontinuously or continuously.

REFERENCES:
patent: 4100195 (1978-07-01), Fischler
patent: 5658866 (1997-08-01), Yoshida et al.
Ullmanns Encyclopaedia of Industrial Chemistry, 4th ed., vol. 17, (month unavailable) 1979, p. 107.
H.E. Fierz-David and L. Blangley, Farbenchemie, 8th ed., p. 171, (month unavailable) 1952.
J. Prakt Chem 89, l (month unavailable) 1914.
CA 95:80324 (1981).
Chemicky Prumysl, pp. 300-306, 1981 (month available), Jan Uhlar et al. Priprava difenylaminu z amillnu katalyzy zlucenin o premenlivom atomarnom pomere fluor k boru.

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