Process for refining tetrahydrofuran

Details Process for refining tetrahydrofuran Process for refining tetrahydrofuran

1982-07-01

1984-07-24

Bascomb, Jr., Wilbur L.

Distillation: processes, separatory

With chemical reaction

Including step of adding catalyst or reacting material

203 32, 203 37, 549429, B01D 334, C07D30708

Patent

active

044616767

ABSTRACT:
The level of aldehyde and ketone impurities in tetrahydrofuran can be significantly reduced by bringing the tetrahydrofuran into contact with sodium borohydride and then separating the modified impurities and the tetrahydrofuran.

REFERENCES:
patent: 2867651 (1959-01-01), Wise
patent: 3860520 (1975-01-01), Lindemuth et al.
patent: 3980672 (1976-09-01), Tomomatsu
patent: 4257961 (1981-03-01), Coates
patent: 4348262 (1982-09-01), Stock

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