Process for preparing sulphonic acids and sulphonates

Details Process for preparing sulphonic acids and sulphonates Process for preparing sulphonic acids and sulphonates

1978-04-12

1979-12-04

Siegel, Alan

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260513R, C07B 1300, C07C14302

Patent

active

041772083

ABSTRACT:
A process for separating sulphonic acids from a paraffin sulphonic acid solution containing in addition to the paraffin sulphonic acids, sulphonic acid, water and optionally non-sulphonated paraffins by mixing the solution with a slightly polar alcohol having solubility in water of less than 7 percent to form an aqueous phase and an organic phase, separating the phases, neutralizing the organic phase and recovering the paraffin sulphonic acids from the neutralized organic phase.

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