Title:
パーフルオロアルカジエン化合物の製造方法
Document Type and Number:
Japanese Patent JP7337759
Kind Code:
B2
Abstract:
To provide a method that makes it possible to obtain a perfluoroalkadiene compound with high yield while the generated amount of an impurity difficult to separate is minimized.SOLUTION: The present invention provides a method for manufacturing a perfluoroalkadiene compound of general formula (1): CF2=CF-(CF2)n-4-CF=CF2 (1) [where n is an integer of 4-20], including a reaction step of reacting a compound of general formula (2): CF2X1-CFX2-(CF2)n-4-CFX3-CF2X4 (2) in an organic solvent, in the presence of a nitrogen-containing compound, an iodine-containing inorganic material, and zinc or a zinc alloy [where, n is as previously described; and X1, X1, X2, X3 and X4 are the same or different and represent a halogen atom, where X1 and X2 are not both fluorine atoms, and X3 and X4 are not both fluorine atoms].SELECTED DRAWING: None
More Like This:
Inventors:
Tomoaki Eto
Katsuya Nakai
Atsushi Maruo
Katsuya Nakai
Atsushi Maruo
Application Number:
JP2020142003A
Publication Date:
September 04, 2023
Filing Date:
August 25, 2020
Export Citation:
Assignee:
Daikin Industries, Ltd.
International Classes:
C07C21/20; C07C17/23; C08F14/18; C09K5/04
Domestic Patent References:
| JP200426800A | ||||
| JP2001192345A | ||||
| JP7158906B2 |
Attorney, Agent or Firm:
Saegusa International Patent Office