Title:
PRODUCTION METHOD OF DIFLUOROMETHYLENE COMPOUND
Document Type and Number:
Japanese Patent JP2015071547
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a production method of a difluoromethylene compound.SOLUTION: The production method of a difluoromethylene compound represented by formula (IIIa) id provided in which difluoro acetate represented by formula (Ia) is reacted with an aryl electrophile represented by formula (IIa). In the formulas, R represents CN, NO2, C(O)OC2H5, COCH3 or Cl; m represents an integer of 1 or 2; M represents Li, Na, K, Rb or Cs; Ar represents a phenyl group or a phenylalkyl group, the alkyl portion having 1-5C, which may be optionally substituted by a substituent selected from the group consisting of a -Cl group, a -OCH3 group and a -C(O)OC2H5 group.
Inventors:
AMII HIDEKI
TOMIZAWA ERI
KIMURA HITOMI
TAKIBANA RYOZO
TOMIZAWA ERI
KIMURA HITOMI
TAKIBANA RYOZO
Application Number:
JP2013206694A
Publication Date:
April 16, 2015
Filing Date:
October 01, 2013
Export Citation:
Assignee:
UNIV GUNMA
CENTRAL GLASS CO LTD
CENTRAL GLASS CO LTD
International Classes:
C07C29/38; C07C33/46; C07C67/32; C07C69/76; C07C201/12; C07C205/26; C07C253/30; C07C255/50; C07C255/51; C07C255/53; C07C255/54; C07C255/57; C07C319/14; C07C321/28; C07D215/14
Attorney, Agent or Firm:
Koichi Tsujii
Sadao Kumakura
Atsushi Hakoda
Kenji Asai
Kazuo Yamazaki
Satsuki Ichikawa
Takamitsu Hoshino
Sadao Kumakura
Atsushi Hakoda
Kenji Asai
Kazuo Yamazaki
Satsuki Ichikawa
Takamitsu Hoshino