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Title:
METHOD FOR PRODUCING AZO DYE, ORGANIC AMINE SALT, METHOD FOR PRODUCING ORGANIC AMINE SALT, AZO COMPOUND AND METHOD FOR PRODUCING AZO COMPOUND
Document Type and Number:
WIPO Patent Application WO/2016/051869
Kind Code:
A1
Abstract:
A method for producing an azo dye wherein: an organic amine salt that is a salt of an azo compound represented by formula (C) and an organic amine represented by formula (D) is obtained by reacting a diazonium salt represented by formula (A) with a compound represented by formula (B); an azo compound represented by formula (F) is obtained by reacting the organic amine salt sequentially with a sulfonyl compound represented by formula (E) and a chlorinating agent in this order; and an azo dye represented by formula (H) is obtained by reacting the azo compound represented by formula (F) with an amine represented by formula (G). An organic amine salt; a method for producing an organic amine salt; an azo compound; and a method for producing an azo compound. In the formulae, R1 represents an electron-withdrawing group; n represents a number of 0-4; each of R4-R6 represents an alkyl group; R2 represents an alkyl group or an aryl group; and R3 represents a hydrogen atom or an alkyl group.

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Inventors:
WATANABE, Yukie (577 Ushijima, Kaisei-machi, Ashigarakami-gu, Kanagawa 77, 〒2588577, JP)
ISHIWATA, Yasuhiro (577 Ushijima, Kaisei-machi, Ashigarakami-gu, Kanagawa 77, 〒2588577, JP)
HONDA, Mutsumi (2-3, Higashiyawata 5-chome, Hiratsuka-sh, Kanagawa 16, 〒2540016, JP)
Application Number:
JP2015/066398
Publication Date:
April 07, 2016
Filing Date:
June 05, 2015
Export Citation:
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Assignee:
FUJIFILM CORPORATION (26-30, Nishiazabu 2-chome Minato-k, Tokyo 20, 〒1068620, JP)
International Classes:
C09B43/40; C09B29/039
Foreign References:
JP2000280630A2000-10-10
JP2000355660A2000-12-26
JP2000248188A2000-09-12
JP2013163877A2013-08-22
JP2006078876A2006-03-23
Attorney, Agent or Firm:
NAKAJIMA, Jun et al. (TAIYO, NAKAJIMA & KATO Seventh Floor, HK-Shinjuku Bldg., 3-17, Shinjuku 4-chome, Shinjuku-k, Tokyo 22, 〒1600022, JP)
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