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Title:
METHOD FOR PRODUCING FORMIC ACID SALT, METHOD FOR PRODUCING FORMIC ACID, CATALYST FOR PRODUCING FORMIC ACID SALT, AND RUTHENIUM COMPLEX
Document Type and Number:
WIPO Patent Application WO/2022/050234
Kind Code:
A1
Abstract:
The present invention relates to a method for producing a formic acid salt, the method comprising reacting hydrogen with carbon dioxide, a hydrogencarbonate, or a carbonic acid salt in the presence of a solvent using a catalyst, wherein the solvent for the reaction is a two-phase system including an organic solvent and an aqueous solvent that are present separately from each other and the catalyst is at least one compound selected from among ruthenium complexes represented by the general formula (1) given in the description, tautomers and stereoisomers thereof, and salt compounds of these.

Inventors:
MATSUDA HIROKAZU (JP)
FUOKA DAISUKE (JP)
HIRANO MAKOTO (JP)
PIDKO EVGENY ALEXANDROVICH (NL)
FILONENKO GEORGY ALEXANDROVICH (NL)
REBREYEND CHRISTOPHE (NL)
Application Number:
PCT/JP2021/031790
Publication Date:
March 10, 2022
Filing Date:
August 30, 2021
Export Citation:
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Assignee:
NITTO DENKO CORP (JP)
International Classes:
C07C51/00; B01J31/02; B01J31/22; B01J31/24; C07B61/00; C07C51/02; C07C53/06; C07F9/50; C07F15/00; C07F19/00; C09K3/00
Foreign References:
JPH0291038A1990-03-30
JP2016539793A2016-12-22
JP2016539793A2016-12-22
JP2020148562A2020-09-17
JP2021021223A2021-02-18
JP2021021224A2021-02-18
JP2021021225A2021-02-18
JP2021079887A2021-05-27
JP2021083416A2021-06-03
Other References:
HAMEED YASMEEN, RAO GYANDSHWAR KUMAR, OVENS JEFFREY S., GABIDULLIN BULAT, RICHESON DARRIN: "Visible‐Light Photocatalytic Reduction of CO 2 to Formic Acid with a Ru Catalyst Supported by N , N ′‐Bis(diphenylphosphino)‐2,6‐diaminopyridine Ligands", CHEMSUSCHEM, vol. 12, no. 15, 8 August 2019 (2019-08-08), DE , pages 3453 - 3457, XP055907125, ISSN: 1864-5631, DOI: 10.1002/cssc.201901326
FILONENKO GEORGY A., VAN PUTTEN ROBBERT, SCHULPEN ERIK N., HENSEN EMIEL J. M., PIDKO EVGENY A.: "Highly Efficient Reversible Hydrogenation of Carbon Dioxide to Formates Using a Ruthenium PNP-Pincer Catalyst", CHEMCATCHEM, vol. 6, no. 6, 1 June 2014 (2014-06-01), pages 1526 - 1530, XP055907127, ISSN: 1867-3880, DOI: 10.1002/cctc.201402119
KASSIE ABEBU A., DUAN PU, GRAY MATTHEW B., SCHMIDT-ROHR KLAUS, WOODWARD PATRICK M., WADE CASEY R.: "Synthesis and Reactivity of Zr MOFs Assembled from P N N N P-Ru Pincer Complexes", ORGANOMETALLICS, vol. 38, no. 18, 23 September 2019 (2019-09-23), pages 3419 - 3428, XP055907149, ISSN: 0276-7333, DOI: 10.1021/acs.organomet.9b00482
E. PIDKO ET AL., CHEMCATCHEM, vol. 6, 2014, pages 1526 - 1530
Attorney, Agent or Firm:
EIKOH PATENT FIRM, P.C. (JP)
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