Organic compounds -- part of the class 532-570 series – Organic compounds – Amino nitrogen containing
Patent
1985-10-01
1992-06-30
Elmore, Carolyn
Organic compounds -- part of the class 532-570 series
Organic compounds
Amino nitrogen containing
C07C20900, C07C21145, C07C21147
Patent
active
051264846
ABSTRACT:
A process is disclosed for the preparation of methyl- and ethyl-substituted anilines by contacting anilines of specified formula at about 250.degree.-525.degree. C. and about 10 kPa-10 MPa of pressure in the of presence of a nonbasic metal oxide catalyst which when it is a zeolite has pore dimensions of at least about 0.52 nm and has cages with dimensions greater than about 0.75 nm.
REFERENCES:
patent: 3123644 (1964-03-01), Olin
patent: 3868420 (1975-02-01), Evans et al.
patent: 3931298 (1975-01-01), Wollensak
patent: 3960962 (1976-06-01), Shubkin
patent: 4188341 (1980-02-01), Fischer
patent: 4593124 (1986-06-01), Weigert
Matsumoto, Chemistry Letters, pp. 939 to 942 (1977).
M. Inoue and S. Enomoto, Sekiyu Gakkaishi, 15, 372 to 378 (1972).
Matsumoto et al., Chemistry Letters, pp. 435-438 (1978).
Costello James A.
E. I. Du Pont de Nemours and Company
Elmore Carolyn
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