Vapor-phase hydrogenation of maleic anhydride to tetrahydrofuran

Details Vapor-phase hydrogenation of maleic anhydride to tetrahydrofuran Vapor-phase hydrogenation of maleic anhydride to tetrahydrofuran

1989-06-23

1990-10-23

Raymond, Richard L.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D30708

Patent

active

049653784

ABSTRACT:
Tetrahydrofuran and optionally gamma-butyrolactone are prepared from at least one of maleic anhydride or succinic anhydride by catalytically hydrogenating vaporous maleic anhydride or vaporous succinic anhydride in the presence of hydrogen and a catalyst comprising the mixed oxides of copper, zinc and aluminum.

REFERENCES:
patent: 3853922 (1974-12-01), Yamaguchi et al.
patent: 3894054 (1975-07-01), Miya
patent: 4048196 (1977-09-01), Broeck et al.
patent: 4810807 (1989-03-01), Budge et al.

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