Process for preparing tetrahydrofuran

Details Process for preparing tetrahydrofuran Process for preparing tetrahydrofuran

1977-01-28

1978-06-06

Raymond, Richard L.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07D30708

Patent

active

040936333

ABSTRACT:
In the process for preparing tetrahydrofuran by the dehydrocyclization of 1,4-butanediol in the presence of a non-volatile acid catalyst, wherein vapor mixture of water and tetrahydrofuran is continuously taken out from the reaction zone and subjected to the azeotropic distillation in three distillation columns operated under specified conditions thereby obtaining tetrahydrofuran of high quality in a high yield.

REFERENCES:
patent: 2544899 (1951-03-01), Reynolds et al.
patent: 3694465 (1972-09-01), Kisaki et al.
patent: 3726905 (1973-04-01), Coate et al.

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