CH312882A - Process for the preparation of a copperable disazo dye - Google Patents

Process for the preparation of a copperable disazo dye

Info

Publication number
CH312882A
CH312882A CH312882DA CH312882A CH 312882 A CH312882 A CH 312882A CH 312882D A CH312882D A CH 312882DA CH 312882 A CH312882 A CH 312882A
Authority
CH
Switzerland
Prior art keywords
preparation
disazo dye
copperable
copperable disazo
dye
Prior art date
Application number
Other languages
German (de)
Inventor
Hans Dr Ischer
Lukas Dr Schneider
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 CH312882A publication Critical patent/CH312882A/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
    • C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/02—Disazo dyes
    • C09B35/039—Disazo dyes characterised by the tetrazo component
    • C09B35/28—Disazo dyes characterised by the tetrazo component the tetrazo component containing two aryl nuclei linked by at least one of the groups —CON<, —SO2N<, —SO2—, or —SO2—O—
    • 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)
CH312882D 1952-12-24 1952-12-24 Process for the preparation of a copperable disazo dye CH312882A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH312882T 1952-12-24
CH310831T 1954-05-11

Publications (1)

Publication Number Publication Date
CH312882A true CH312882A (en) 1956-02-29

Family

ID=25735779

Family Applications (1)

Application Number Title Priority Date Filing Date
CH312882D CH312882A (en) 1952-12-24 1952-12-24 Process for the preparation of a copperable disazo dye

Country Status (1)

Country Link
CH (1) CH312882A (en)

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