Synthesis of 2,5-dihydrofuran

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal

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C07D30728

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042319412

ABSTRACT:
Improved process for preparing 2,5-dihydrofuran by the dehydration of 1-butene-3,4-diol in the presence of a soluble mercury salt as catalyst in a dissociating solvent at a neutral or acidic pH at an elevated temperature, the improvement characterized in that the dehydration is carried out at a pH of 4 to 7 at 80.degree.-120.degree. C. in the presence of solid mercuric oxide.

REFERENCES:
patent: 3812158 (1974-05-01), Besozzi et al.

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