Title:
MANUFACTURING METHOD OF 4,5-DICYANO-2-(FLUOROALKYL)IMIDAZOLE
Document Type and Number:
Japanese Patent JP2019142828
Kind Code:
A
Abstract:
To provide a method capable of synthesizing 4,5-dicyano-2-(fluoroalkyl)imidazole with diaminomaleonitrile (DAMN) as a starting material at good yield without complex operations.SOLUTION: There is provided a method for reacting a compound represented by the formula (ii):R-COOH, wherein Ris a C1 to C10 fluoroalkyl group, or a C3 to C10 fluorocycloalkyl group, or a salt thereof, a compound represented by the formula (iii):X-R, wherein X is Cl, Br or I, R is a C1 to C6 alkylsulfonyl group having no substituent or a substituent, or a phenylsulfonyl group having no substituent or a substituent and diaminomalenionitrile in the presence or absence of a base in a solvent.SELECTED DRAWING: None
Inventors:
MATSUKIDA SEIJI
KOIZUMI SATOSHI
INOUE TSUTOMU
KOIZUMI SATOSHI
INOUE TSUTOMU
Application Number:
JP2018030980A
Publication Date:
August 29, 2019
Filing Date:
February 23, 2018
Export Citation:
Assignee:
NIPPON SODA CO
International Classes:
C07D233/90
Domestic Patent References:
| JP2000501107A | 2000-02-02 | |||
| JP2000506529A | 2000-05-30 | |||
| JP2012500833A | 2012-01-12 | |||
| JP2016535917A | 2016-11-17 |
Foreign References:
| CN104447564A | 2015-03-25 |
Other References:
BUKOWSKA, M. ET AL., POLISH JOURNAL OF CHEMISTRY, vol. 78(3), JPN7018001256, 2004, pages 417 - 422, ISSN: 0003786626
GRIMMETT, M. R., SCIENCE OF SYNTHESIS, vol. 12, JPN7018001266, 2002, pages 325 - 528, ISSN: 0003786627
GRIMMETT, M. R., SCIENCE OF SYNTHESIS, vol. 12, JPN7018001266, 2002, pages 325 - 528, ISSN: 0003786627
Attorney, Agent or Firm:
Masaki Hirota
Seiji Ozawa
Yusaku Tokai
Kazuhiro Matsuda
Makoto Horiuchi
Masako Yamauchi
Shuichi Sonomoto
Akihiro Yamamura
Satoshi Morikawa
Hiroyuki Tomita
Seiji Ozawa
Yusaku Tokai
Kazuhiro Matsuda
Makoto Horiuchi
Masako Yamauchi
Shuichi Sonomoto
Akihiro Yamamura
Satoshi Morikawa
Hiroyuki Tomita