CH312857A - Process for the preparation of a tetrakisazo dye - Google Patents

Process for the preparation of a tetrakisazo dye

Info

Publication number
CH312857A
CH312857A CH312857DA CH312857A CH 312857 A CH312857 A CH 312857A CH 312857D A CH312857D A CH 312857DA CH 312857 A CH312857 A CH 312857A
Authority
CH
Switzerland
Prior art keywords
preparation
tetrakisazo dye
tetrakisazo
dye
Prior art date
Application number
Other languages
German (de)
Inventor
Philippe Dr Grandjean
Willi Dr Steinemann
Walter Dr Wehrli
Original Assignee
Sandoz 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 Sandoz Ag filed Critical Sandoz Ag
Publication of CH312857A publication Critical patent/CH312857A/en

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
CH312857D 1952-11-21 1952-11-21 Process for the preparation of a tetrakisazo dye CH312857A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH310504T 1952-11-21
CH312857T 1952-11-21

Publications (1)

Publication Number Publication Date
CH312857A true CH312857A (en) 1956-02-29

Family

ID=25735731

Family Applications (1)

Application Number Title Priority Date Filing Date
CH312857D CH312857A (en) 1952-11-21 1952-11-21 Process for the preparation of a tetrakisazo dye

Country Status (1)

Country Link
CH (1) CH312857A (en)

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