Title:
METHOD FOR PREPARING 2,5-FURANDICARBOXYLIC ACID COMPOUND
Document Type and Number:
WIPO Patent Application WO/2023/169517
Kind Code:
A1
Abstract:
Disclosed in the present invention is a method for preparing a 2,5-furandicarboxylic acid (FDCA) compound. The method comprises: providing a hexose diacid compound, an acid catalyst, and an ionic liquid; and dehydrating the hexose diacid compound in the ionic liquid under the catalysis of the acid catalyst to form the 2,5-furandicarboxylic acid compound, wherein the ionic liquid comprises a cation moiety selected from pyridinium, pyridazinium, pyrimidinium, pyrazinium, oxazonium, thiazinium, imidazolium, pyrazolium, thiazolium, isothiazolium, oxazolium, isoxazolium, or triazolium as well as an anion moiety selected from halogen anions.
Inventors:
WANG HU (CN)
GUO NENG (CN)
GUO NENG (CN)
Application Number:
PCT/CN2023/080541
Publication Date:
September 14, 2023
Filing Date:
March 09, 2023
Export Citation:
Assignee:
JIANGSU CELLURANICS NEW MATERIAL TECH CO LTD (CN)
International Classes:
C07D307/68; C07D307/46
Domestic Patent References:
| WO2017083297A1 | 2017-05-18 | |||
| WO2019014393A1 | 2019-01-17 |
Foreign References:
| US20170144982A1 | 2017-05-25 | |||
| CN107417651A | 2017-12-01 | |||
| CN107739354A | 2018-02-27 | |||
| CN113045522A | 2021-06-29 | |||
| FR2723945A1 | 1996-03-01 | |||
| US20150065749A1 | 2015-03-05 | |||
| US20170253573A1 | 2017-09-07 | |||
| US20180086728A1 | 2018-03-29 | |||
| US9617234B1 | 2017-04-11 |
Attorney, Agent or Firm:
LIU , SHEN & ASSOCIATES (CN)
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