Process for preparing tertiary ether amines

Details Process for preparing tertiary ether amines Process for preparing tertiary ether amines

C - Chemistry, Metallurgy

07

D

260/608.1, 260/3

C07D 295/10 (2006.01) C07D 295/088 (2006.01)

Patent

CA 1242719

PROCESS FOR PREPARING TERTIARY ETHER AMINES ABSTRACT OF THE DISCLOSURE The invention relates to a process for preparing tertiary ether amines corresponding to the following general formula: Image (I) by reacting in the presence of a strong base a tertiary amine corresponding to the following formula: Image (II) with a sulfuric acid semi-ester salt corresponding to the following formula: R1 - (OCnH2n )x - OSO3 M. (III) Preferably, each mole of the tertiary amine corresponding to formula (II) is reacted under substantially anhydrous conditions at a temperature of 140 to 230°C with from about 0.2 to 3.0 moles of the sulfuric acid semi-ester salt of formula (III) in the presence of from about 1 to 1.5 moles of a strong base prefer- ably an alkali metal hydroxide or an alkali metal alcoholate.

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