GB1269608A - Disazo dyestuffs and process for the production thereof - Google Patents

Disazo dyestuffs and process for the production thereof

Info

Publication number
GB1269608A
GB1269608A GB4883570A GB4883570A GB1269608A GB 1269608 A GB1269608 A GB 1269608A GB 4883570 A GB4883570 A GB 4883570A GB 4883570 A GB4883570 A GB 4883570A GB 1269608 A GB1269608 A GB 1269608A
Authority
GB
United Kingdom
Prior art keywords
dyes
oct
phenyl
carboxylic acid
disazo
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
GB4883570A
Other languages
English (en)
Inventor
Dietmar Kalz
Gerhard Wolfrum
Gerhard Dieter Wolf
Hans Egon Kunzel
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
Publication of GB1269608A publication Critical patent/GB1269608A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B35/00Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/02Disazo dyes
    • C09B35/039Disazo dyes characterised by the tetrazo component
    • C09B35/34Disazo 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)
GB4883570A 1969-10-14 1970-10-14 Disazo dyestuffs and process for the production thereof Expired GB1269608A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691951634 DE1951634A1 (de) 1969-10-14 1969-10-14 Disazofarbstoffe und Verfahren zu deren Herstellung

Publications (1)

Publication Number Publication Date
GB1269608A true GB1269608A (en) 1972-04-06

Family

ID=5748092

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4883570A Expired GB1269608A (en) 1969-10-14 1970-10-14 Disazo dyestuffs and process for the production thereof

Country Status (9)

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

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3100226A1 (de) * 1981-01-07 1982-08-05 Hoechst Ag, 6000 Frankfurt "disazoverbindungen, verfahren zu ihrer herstellung und ihre verwendung"

Also Published As

Publication number Publication date
FR2064334A1 (de) 1971-07-23
AT295685B (de) 1972-01-10
FR2064334B1 (de) 1974-09-20
DE1951634A1 (de) 1971-05-06
BE757494A (fr) 1971-03-16
CA941823A (en) 1974-02-12
NL7014867A (de) 1971-04-16
ES384489A1 (es) 1973-01-16
CH515973A (de) 1971-11-30

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees