Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1979-06-25
1980-11-04
Raymond, Richard
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
C07D30728
Patent
active
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.
E. I. Du Pont de Nemours and Company
Raymond Richard
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