Process for the preparation and purification of nitroaromatics

Details Process for the preparation and purification of nitroaromatics Process for the preparation and purification of nitroaromatics

1993-05-10

1995-03-07

Evans, Joseph E.

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

Organic compounds

Oxygen containing

568932, 568935, 568939, 568940, C07C20108, C07C20116, C07C20506

Patent

active

053959957

ABSTRACT:
A process for the preparation and purification of nitroaromatics by nitration of the corresponding aromatics and subsequent melt crystallization. The residual melts which occur are recycled.

REFERENCES:
patent: 2815364 (1957-12-01), Green
patent: 2886587 (1959-05-01), Kolmer
patent: 4026955 (1977-05-01), Breaux et al.
patent: 4147732 (1979-04-01), Mendiratta
patent: 4642396 (1987-02-01), Carr et al.
patent: 4918250 (1990-04-01), Mason et al.
patent: 5001272 (1991-03-01), Mason
patent: 5057632 (1991-10-01), Imm et al.

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