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Title:
OLEFIN COMPOUND PRODUCTION METHOD
Document Type and Number:
WIPO Patent Application WO/2021/025009
Kind Code:
A1
Abstract:
Provided is an olefin compound production method that uses a reaction with a base and that enables obtaining a target product with a purity higher than those obtained through conventional technologies. Specifically, provided is an olefin compound production method for obtaining an olefin compound from which hydrogen phosphide had been removed by causing a reaction between a base and a salt of a phosphorus-containing olefin compound, wherein the temperature of the reaction is 50°C or less.

Inventors:
ITO YUUKO (JP)
NAKAUE TSUBASA (JP)
CHAKI TAKEHIRO (JP)
USUI TAKASHI (JP)
IWAMOTO TOMOYUKI (JP)
KUSHIDA MEGUMI (JP)
Application Number:
PCT/JP2020/029790
Publication Date:
February 11, 2021
Filing Date:
August 04, 2020
Export Citation:
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Assignee:
DAIKIN IND LTD (JP)
International Classes:
C07C21/18; C07C17/35
Domestic Patent References:
WO2016140317A12016-09-09
Other References:
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ISHIHARA TAKASHI, TAKASHIGE MAEKAWA, TEIICHI ANDO: "Effective dephosphorylation catalyzed by fluoride ion: a novel synthesis of terminal F-alkylacetylenes from F-alkanoyl chlorides", TETRAHEDRON LETTERS, vol. 25, no. 13, 1 January 1984 (1984-01-01), pages 1377 - 1378, XP055791906
JAMES B. CONANT: "Addition reactions of the phosphorus halides.V. The formation of an unsaturated phosphonic acid.", JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, AMERICAN CHEMICAL SOCIETY, US, vol. 44, no. 11, 1922, US, pages 2530 - 2536, XP002075819, ISSN: 0002-7863
LAHRACHE, H. ; ROBIN, S. ; ROUSSEAU, G.: "Halodephosphorylation of @a,@b-unsaturated phosphonic acid monoesters", TETRAHEDRON LETTERS, ELSEVIER, AMSTERDAM , NL, vol. 46, no. 10, 7 March 2005 (2005-03-07), Amsterdam , NL, pages 1635 - 1637, XP025384553, ISSN: 0040-4039, DOI: 10.1016/j.tetlet.2005.01.089
D. SU, ET AL.: "Synthesis of trans-1,2- difluoroethylenediylbis(phosphonic acid) and other unsaturated phosphonic acids", JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, AMERICAN CHEMICAL SOCIETY, US, vol. 112., no. 08., 11 April 1990 (1990-04-11), US, pages 3152 - 3155., XP002109877, ISSN: 0002-7863, DOI: 10.1021/ja00164a042
SPRAGUE LEE G., DONALD J. BURTON, RANIL D. GUNERATNE, WILLIAM E. BENNETT: "Syntesis and characterization of (E) and (Z)-1, 2- difluoroethenediylbisphosphonates", JOURNAL OF FLUORINE CHEMISTRY, vol. 49, 1 January 1990 (1990-01-01), pages 75 - 85, XP055791901
JOURNAL OF FLUORINE CHEMISTRY, vol. 123, 2003, pages 43 - 49
Attorney, Agent or Firm:
SAEGUSA & PARTNERS (JP)
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