Process for purifying propanediol-1,3

Details Process for purifying propanediol-1,3 Process for purifying propanediol-1,3

1987-09-17

1991-04-16

Evans, J. E.

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

Organic compounds

Oxygen containing

C07C 2986, C07C 3120

Patent

active

050084739

ABSTRACT:
A process for the purification of propanediol-1,3, especially when produced by hydration of acrolein with water, including extracting the diol with cyclohexane. Preferably, from 2 to 10 parts by weight of cyclohexane per part by weight of diol is used. The purification is usually carried out below 60.degree. C.

REFERENCES:
patent: 2154930 (1939-04-01), Evans

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