Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing
Patent
1988-05-26
1989-08-22
Mars, Howard T.
Organic compounds -- part of the class 532-570 series
Organic compounds
Oxygen containing
568865, 568862, 568866, 549509, C07C 2936, C07C 2900, C07C 4101
Patent
active
048598011
ABSTRACT:
Process for preparing 2-alkyl-1,4-butanediols and mixtures with 1,4-butanediol which comprises bringing together, at an initial alkaline pH, and at a temperature and pressure suitable for reaction, 2,3-dihydrofuran, hydrogen, an unsubstituted aliphatic aldehyde, especially formaldehyde, and a hydrogenation catalyst. Also processes for preparing mixtures of tetrahydrofuran and 3-alkyltetrahydrofuran from the diol mixtures, and copolymers from the tetrahydrofuran mixtures.
REFERENCES:
patent: 3358042 (1967-12-01), Dunlop et al.
patent: 4476332 (1984-10-01), Nelepa
patent: 4590285 (1986-05-01), Ernst
patent: 4590312 (1986-05-01), Ernst
E. I. Du Pont de Nemours and Company
Feeny Charles E.
Mars Howard T.
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