Process for purifying propanediol-1,3

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

C - Chemistry, Metallurgy

07

C

260/641.4

C07C 29/86 (2006.01) C07C 31/20 (2006.01)

Patent

CA 1297912

Abstract of Disclosure 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°C.

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