CPC C07D 307/48 (2013.01) | 10 Claims |
1. A process for the production of furfural from a biphasic composition (2) comprising furfural, an organic solvent and soluble organic debris, said process comprising:
(a) subjecting the biphasic composition to a liquid-liquid separation step (3) to provide:
an organic phase (5) comprising the organic solvent, a first portion of the furfural and a first portion of soluble organic debris; and
an aqueous phase (4) comprising a remainder portion of the furfural and a remainder portion of soluble organic debris;
(b) subjecting the organic phase (5) to a distillation step (7) to provide:
a furfural stream (8), and
an organic solvent stream (9) comprising the organic solvent and the first portion of the soluble organic debris;
(c) conveying the organic solvent stream (9) comprising the organic solvent to an adsorption unit (10) to adsorb a second portion of the soluble organic debris, and to form an organic debris-depleted recycle stream (11).
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