CA941823A - Disazo dyestuffs and process for the production thereof - Google Patents

Disazo dyestuffs and process for the production thereof

Info

Publication number
CA941823A
CA941823A CA094,763A CA94763A CA941823A CA 941823 A CA941823 A CA 941823A CA 94763 A CA94763 A CA 94763A CA 941823 A CA941823 A CA 941823A
Authority
CA
Canada
Prior art keywords
production
disazo dyestuffs
disazo
dyestuffs
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA094,763A
Other versions
CA94763S (en
Inventor
Dietmar Kalz
Gerhard D. Wolf
Hans E. Kunzel
Gerhard Wolfrum
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
Original Assignee
Bayer 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 Bayer AG filed Critical Bayer AG
Application granted granted Critical
Publication of CA941823A publication Critical patent/CA941823A/en
Expired legal-status Critical Current

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
    • C09B35/34—Disazo dyes characterised by the tetrazo component the tetrazo component being heterocyclic

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA094,763A 1969-10-14 1970-10-05 Disazo dyestuffs and process for the production thereof Expired CA941823A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691951634 DE1951634A1 (en) 1969-10-14 1969-10-14 Disazo dyes and processes for their preparation

Publications (1)

Publication Number Publication Date
CA941823A true CA941823A (en) 1974-02-12

Family

ID=5748092

Family Applications (1)

Application Number Title Priority Date Filing Date
CA094,763A Expired CA941823A (en) 1969-10-14 1970-10-05 Disazo dyestuffs and process for the production thereof

Country Status (9)

Country Link
AT (1) AT295685B (en)
BE (1) BE757494A (en)
CA (1) CA941823A (en)
CH (1) CH515973A (en)
DE (1) DE1951634A1 (en)
ES (1) ES384489A1 (en)
FR (1) FR2064334B1 (en)
GB (1) GB1269608A (en)
NL (1) NL7014867A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3100226A1 (en) * 1981-01-07 1982-08-05 Hoechst Ag, 6000 Frankfurt "DISAZO CONNECTIONS, METHOD FOR THEIR PRODUCTION AND THEIR USE"

Also Published As

Publication number Publication date
FR2064334A1 (en) 1971-07-23
AT295685B (en) 1972-01-10
FR2064334B1 (en) 1974-09-20
DE1951634A1 (en) 1971-05-06
BE757494A (en) 1971-03-16
NL7014867A (en) 1971-04-16
GB1269608A (en) 1972-04-06
ES384489A1 (en) 1973-01-16
CH515973A (en) 1971-11-30

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