Process for the isolation of pure dinitrotoluenes

Details Process for the isolation of pure dinitrotoluenes Process for the isolation of pure dinitrotoluenes

1991-11-01

1992-09-22

Stoll, Robert L.

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

Organic compounds

Oxygen containing

568935, 568939, 568940, C07C20511

Patent

active

051498901

ABSTRACT:
Pure or substantially enriched 2,4- and 2,6-dinitrotoluene can be isolated from a mixture containing these isomers if such a mixture is distilled under a pressure of 0.5 to 20 mbar at a temperature of 80.degree. to 200.degree. C. with exclusion of reducing conditions.

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