CH380267A - Process for the production of azo dyes - Google Patents

Process for the production of azo dyes

Info

Publication number
CH380267A
CH380267A CH172160A CH172160A CH380267A CH 380267 A CH380267 A CH 380267A CH 172160 A CH172160 A CH 172160A CH 172160 A CH172160 A CH 172160A CH 380267 A CH380267 A CH 380267A
Authority
CH
Switzerland
Prior art keywords
production
azo dyes
azo
dyes
Prior art date
Application number
CH172160A
Other languages
German (de)
Inventor
Ernest Dr Merian
Curt Dr Mueller
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
Priority to CH172160A priority Critical patent/CH380267A/en
Priority to DES72529A priority patent/DE1219154B/en
Priority to GB581661A priority patent/GB971167A/en
Publication of CH380267A publication Critical patent/CH380267A/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
    • C09B29/00—Monoazo dyes prepared by diazotising and coupling
    • C09B29/06—Monoazo dyes prepared by diazotising and coupling from coupling components containing amino as the only directing group
    • C09B29/08—Amino benzenes
    • 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
    • C09B47/00—Porphines; Azaporphines
    • C09B47/04—Phthalocyanines abbreviation: Pc

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
CH172160A 1960-02-16 1960-02-16 Process for the production of azo dyes CH380267A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CH172160A CH380267A (en) 1960-02-16 1960-02-16 Process for the production of azo dyes
DES72529A DE1219154B (en) 1960-02-16 1961-02-14 Process for the preparation of monoazo dyes
GB581661A GB971167A (en) 1960-02-16 1961-02-16 New monoazo dyestuffs of the benzene-azo-benzene series,their production and dyeing process therewith

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH172160A CH380267A (en) 1960-02-16 1960-02-16 Process for the production of azo dyes

Publications (1)

Publication Number Publication Date
CH380267A true CH380267A (en) 1964-07-31

Family

ID=4217039

Family Applications (1)

Application Number Title Priority Date Filing Date
CH172160A CH380267A (en) 1960-02-16 1960-02-16 Process for the production of azo dyes

Country Status (2)

Country Link
CH (1) CH380267A (en)
DE (1) DE1219154B (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2173417A (en) * 1934-02-23 1939-09-19 Chem Ind Basel Azo dyestuffs and process of making same
DE648768C (en) * 1934-02-23 1937-08-11 Chemische Ind Ges Process for the production of azo dyes

Also Published As

Publication number Publication date
DE1219154B (en) 1966-06-16

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