Production of tetrahydrofuran

Details Production of tetrahydrofuran Production of tetrahydrofuran

1976-10-27

1977-12-20

Raymond, Richard L.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260602, C07D30708

Patent

active

040641457

ABSTRACT:
This invention provides a process for producing 4-hydroxybutanal in a yield of at least 87 percent by hydroformylation of allyl alcohol in a solvent at a temperature of about 20.degree. C-120.degree. C and a pressure of about 15-150 psi in the presence of a rhodium metal-phosphine complex hydroformylation catalyst. Also provided are additional processing procedures for recovering the 4-hydroxybutanal product and converting it into 1,4-butanediol and tetrahydrofuran.

REFERENCES:
patent: T904021 (1972-11-01), Copelin
patent: 3726905 (1973-04-01), Coates et al.
patent: 3859369 (1975-01-01), Copelin
patent: 3919324 (1975-11-01), Himmele et al.
Houben-Weyl, Methoden der Organischen Chemie, vol. 6/3, (1965), p. 562.

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