The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 08, 2022
Filed:
Jun. 20, 2019
Daikin Industries, Ltd., Osaka, JP;
University Public Corporation Osaka, Osaka, JP;
Makoto Matsuura, Osaka, JP;
Yoshichika Kuroki, Osaka, JP;
Yosuke Kishikawa, Osaka, JP;
Ilhyong Ryu, Osaka, JP;
Takahide Fukuyama, Osaka, JP;
DAIKIN INDUSTRIES, LTD., Osaka, JP;
UNIVERSITY PUBLIC CORPORATION OSAKA, Osaka, JP;
Abstract
An object of the present invention is to provide a novel method for producing a fluorine-containing methylene compound. The above object can be achieved by a method for producing a compound represented by formula (1): wherein Rrepresents an organic group, Rrepresents hydrogen or fluorine, Rrepresents hydrogen or an organic group, Rrepresents hydrogen or an organic group, Rrepresents hydrogen or an organic group, Rrepresents hydrogen or an organic group, andRrepresents hydrogen or an organic group; Ris optionally connected to Rto form a ring; the method comprising step A of reacting a compound represented by formula (2): wherein Xrepresents a leaving group, and other symbols are as defined above, with a compound represented by formula (3): wherein Xrepresents a leaving group, and other symbols are as defined above, in the presence of a reducing agent as desired, under light irradiation.