Substituted 1-aminonaphthalenes and stabilized compositions

Details Substituted 1-aminonaphthalenes and stabilized compositions Substituted 1-aminonaphthalenes and stabilized compositions

1991-05-07

1992-11-03

Hoke, Veronica P.

Compositions

Electrolytes for electrical devices

252 50, 524256, 564429, C07C21158, C10M13312

Patent

active

051606470

ABSTRACT:
Substituted 1-aminonaphthalenes of formula I ##STR1## wherein n is 1-3, Ar is arylene, R.sub.1 and R.sub.2 are independently hydrogen, alkyl or phenyl, R.sub.3 is hydrogen, alkyl or substituted alkyl, and R.sub.4 and R.sub.5 have independently the same definitions as R.sub.3 or are independently aryl, substituted aryl or cycloalkyl, are effective stabilizers for lubricating oil or polymer compositions. The instant compounds are particularly effective in lubricating oil compositions when used with a diarylamine antioxidant.

REFERENCES:
patent: 1890916 (1932-12-01), Semon
patent: 3244517 (1966-04-01), Lind
patent: 3414618 (1968-12-01), Randall
patent: 3598592 (1971-08-01), Cescon
patent: 3634248 (1972-01-01), Andress, Jr.
patent: 4426475 (1984-01-01), Brassat et al.
patent: 4440657 (1984-04-01), Metro et al.
J. E. Kuder, et al., J. Org. Chem. 44, 761 (1979).
M. M. Sprung, Chem. Rev., 26, 297 (1940).
E. C. Wagner, J. Org. Chem., 19, 1862 (1954).
A. R. Katrisky et al., Synthesis, 1990, 341.

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