METHOD OF ISOLATION OF DIETHYL ETHER Russian patent published in 2003 - IPC

FIELD: organic chemistry, chemical technology. SUBSTANCE: invention relates to method of isolation of diethyl ether from ether-aldehyde fraction as waste in production of synthetic ethyl alcohol. Method involves interaction of ether-aldehyde fraction with hydrogen peroxide in the presence of catalytic amount of strong acid and the following isolation of the end product by rectification. As a rule, acid is used in the amount 0.001-0.1 wt.%. EFFECT: decreased time of process carrying out. 2 cl, 1 tbl, 4 ex