Separation of mesitylene from 1,2,4-trimetyhlbenzene by azeotrop

Details Separation of mesitylene from 1,2,4-trimetyhlbenzene by azeotrop Separation of mesitylene from 1,2,4-trimetyhlbenzene by azeotrop

1999-06-04

2000-10-24

Manoharan, Virginia

Distillation: processes, separatory

Adding material to distilland except water or steam per se

Organic compound

203 58, 203 59, 203 60, 203 63, 585833, 585860, 585864, 585865, 585866, B01D 336, C07C 706

Patent

active

061361550

ABSTRACT:
Mesitylene is difficult to separate from 1,2,4-Trimethylbenzene because of the proximity of their boiling points. They are readily separated by azeotropic distillation. Effective agents are isopropyl acetate, 2-pentanol and acetonitrile.

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patent: 4596655 (1986-06-01), Van Eijl
patent: 5084142 (1992-01-01), Berg et al.
patent: 5085739 (1992-02-01), Berg et al.
patent: 5135620 (1992-08-01), Brown
patent: 5720857 (1998-02-01), Berg

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