CH196257A - Process for the preparation of an azo dye. - Google Patents

Process for the preparation of an azo dye.

Info

Publication number
CH196257A
CH196257A CH196257DA CH196257A CH 196257 A CH196257 A CH 196257A CH 196257D A CH196257D A CH 196257DA CH 196257 A CH196257 A CH 196257A
Authority
CH
Switzerland
Prior art keywords
preparation
azo dye
azo
dye
Prior art date
Application number
Other languages
German (de)
Inventor
Gesellschaft Fuer Chemis Basel
Original Assignee
Chem Ind Basel
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 Chem Ind Basel filed Critical Chem Ind Basel
Publication of CH196257A publication Critical patent/CH196257A/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
    • C09B43/08—Preparation of azo dyes from other azo compounds by reduction
    • C09B43/085—Preparation of azo dyes from other azo compounds by reduction by reacting nitro azo dyes with amine or amino azo dye with nitro compounds
    • 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
    • C09B27/00—Preparations in which the azo group is formed in any way other than by diazotising and coupling, e.g. oxidation
    • 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
    • C09B45/00—Complex metal compounds of azo dyes
    • C09B45/02—Preparation from dyes containing in o-position a hydroxy group and in o'-position hydroxy, alkoxy, carboxyl, amino or keto groups
    • C09B45/24—Disazo or polyazo compounds
    • C09B45/28—Disazo or polyazo compounds containing copper

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
CH196257D 1936-06-17 1936-06-17 Process for the preparation of an azo dye. CH196257A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH196257T 1936-06-17
CH193343T 1936-06-17

Publications (1)

Publication Number Publication Date
CH196257A true CH196257A (en) 1938-02-28

Family

ID=25722482

Family Applications (1)

Application Number Title Priority Date Filing Date
CH196257D CH196257A (en) 1936-06-17 1936-06-17 Process for the preparation of an azo dye.

Country Status (1)

Country Link
CH (1) CH196257A (en)

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