Purification of tetrahydrofuran

Details Purification of tetrahydrofuran Purification of tetrahydrofuran

C - Chemistry, Metallurgy

07

D

202/94

C07D 307/08 (2006.01)

Patent

CA 1162877

ABSTRACT OF THE DISCLOSURE The amounts of methacrolein-, dihydrofuran- and aldehydic impurities in THF made from acetylene and formaldehyde can be significantly reduced by hydro- genating them during an interval in the multi-stage distillation THF refining procedure.

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