FR1053473A - Tetrakisazo dyes and their production process - Google Patents

Tetrakisazo dyes and their production process

Info

Publication number
FR1053473A
FR1053473A FR1053473DA FR1053473A FR 1053473 A FR1053473 A FR 1053473A FR 1053473D A FR1053473D A FR 1053473DA FR 1053473 A FR1053473 A FR 1053473A
Authority
FR
France
Prior art keywords
production process
tetrakisazo dyes
tetrakisazo
dyes
production
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
Original Assignee
Bayer AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bayer AG filed Critical Bayer AG
Application granted granted Critical
Publication of FR1053473A publication Critical patent/FR1053473A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B43/00—Preparation of azo dyes from other azo compounds
    • C09B43/12—Preparation of azo dyes from other azo compounds by acylation of amino groups
    • C09B43/136—Preparation of azo dyes from other azo compounds by acylation of amino groups with polyfunctional acylating agents
    • C09B43/14—Preparation of azo dyes from other azo compounds by acylation of amino groups with polyfunctional acylating agents with phosgene or thiophosgene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR1053473D 1951-04-30 1952-04-05 Tetrakisazo dyes and their production process Expired FR1053473A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1053473X 1951-04-30

Publications (1)

Publication Number Publication Date
FR1053473A true FR1053473A (en) 1954-02-02

Family

ID=7717722

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1053473D Expired FR1053473A (en) 1951-04-30 1952-04-05 Tetrakisazo dyes and their production process

Country Status (1)

Country Link
FR (1) FR1053473A (en)

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