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CH426059A - Process for the preparation of disazo compounds - Google Patents

Process for the preparation of disazo compounds

Info

Publication number
CH426059A
CH426059A CH52261A CH52261A CH426059A CH 426059 A CH426059 A CH 426059A CH 52261 A CH52261 A CH 52261A CH 52261 A CH52261 A CH 52261A CH 426059 A CH426059 A CH 426059A
Authority
CH
Switzerland
Prior art keywords
preparation
disazo compounds
disazo
compounds
Prior art date
Application number
CH52261A
Other languages
German (de)
Inventor
Ernest Dr Merian
Otto Dr Senn
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
Priority claimed from CH164960A external-priority patent/CH389132A/en
Application filed by Sandoz Ag filed Critical Sandoz Ag
Priority to CH52261A priority Critical patent/CH426059A/en
Priority to GB418861A priority patent/GB973885A/en
Publication of CH426059A publication Critical patent/CH426059A/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
    • C09B31/00—Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling
    • C09B31/02—Disazo dyes
    • C09B31/06—Disazo dyes from a coupling component "C" containing a directive hydroxyl group
    • C09B31/062—Phenols
    • 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
    • C09B31/00—Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling
    • C09B31/02—Disazo dyes
    • C09B31/06—Disazo dyes from a coupling component "C" containing a directive hydroxyl group

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
CH52261A 1960-02-15 1961-01-17 Process for the preparation of disazo compounds CH426059A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CH52261A CH426059A (en) 1960-02-15 1961-01-17 Process for the preparation of disazo compounds
GB418861A GB973885A (en) 1960-02-15 1961-02-03 Process for the production of disazo compounds

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH164960A CH389132A (en) 1960-02-15 1960-02-15 Process for the preparation of disazo compounds
CH52261A CH426059A (en) 1960-02-15 1961-01-17 Process for the preparation of disazo compounds

Publications (1)

Publication Number Publication Date
CH426059A true CH426059A (en) 1966-12-15

Family

ID=25684830

Family Applications (1)

Application Number Title Priority Date Filing Date
CH52261A CH426059A (en) 1960-02-15 1961-01-17 Process for the preparation of disazo compounds

Country Status (2)

Country Link
CH (1) CH426059A (en)
GB (1) GB973885A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3971770A (en) * 1969-05-17 1976-07-27 Bayer Aktiengesellschaft Disulfimide disazo dyestuffs
US3978039A (en) * 1973-05-12 1976-08-24 Bayer Aktiengesellschaft Disulphimidophenyl-azo-naphthyl-azo-aminophenyl dyestuffs

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH532640A (en) * 1969-04-17 1973-01-15 Ciba Geigy Ag Use of certain disazo compounds as dyes
US20120101018A1 (en) 2010-10-22 2012-04-26 Gregory Scot Miracle Bis-azo colorants for use as bluing agents

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3971770A (en) * 1969-05-17 1976-07-27 Bayer Aktiengesellschaft Disulfimide disazo dyestuffs
US3978039A (en) * 1973-05-12 1976-08-24 Bayer Aktiengesellschaft Disulphimidophenyl-azo-naphthyl-azo-aminophenyl dyestuffs

Also Published As

Publication number Publication date
GB973885A (en) 1964-10-28

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