Process for obtaining butanediols

Details Process for obtaining butanediols Process for obtaining butanediols

1983-07-06

1984-08-14

Evans, J. E.

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

Organic compounds

Oxygen containing

568862, C07C 2980, C07C 3120, C07C 2988

Patent

active

044658737

ABSTRACT:
A process is disclosed for obtaining butanediols by distilling the same from an aqueous solution obtained by hydrogenation, carried out in the presence of a nickel catalyst, of a hydroformylated allyl alcohol. The invention process is characterized in that 2-methyl-1,3-propanediol, 1,4-butanediol and a high-boiling fraction are separated by distillation from a butanediol mixture obtained using the following steps:

REFERENCES:
patent: 4064145 (1977-12-01), Taylor
patent: 4083882 (1978-04-01), Taylor et al.
patent: 4154970 (1979-05-01), Beer et al.
patent: 4200501 (1980-04-01), Panek et al.
patent: 4263449 (1981-04-01), Saito et al.
patent: 4298766 (1981-11-01), Broecker et al.

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