CH530449A - Verfahren zur Herstellung von Azoverbindungen - Google Patents

Verfahren zur Herstellung von Azoverbindungen

Info

Publication number
CH530449A
CH530449A CH1761469A CH1761469A CH530449A CH 530449 A CH530449 A CH 530449A CH 1761469 A CH1761469 A CH 1761469A CH 1761469 A CH1761469 A CH 1761469A CH 530449 A CH530449 A CH 530449A
Authority
CH
Switzerland
Prior art keywords
preparation
azo compounds
azo
compounds
Prior art date
Application number
CH1761469A
Other languages
German (de)
English (en)
Inventor
Claude Dr Rochat Alain
Emil Dr Stocker
Original Assignee
Ciba Geigy 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 to BE759438D priority Critical patent/BE759438A/xx
Application filed by Ciba Geigy Ag filed Critical Ciba Geigy Ag
Priority to CH1761469A priority patent/CH530449A/de
Priority to DK597270AA priority patent/DK130416B/da
Priority to BR224175/70A priority patent/BR7024175D0/pt
Priority to GB5626470A priority patent/GB1332705A/en
Priority to DE2058299A priority patent/DE2058299B2/de
Priority to JP45103973A priority patent/JPS4813691B1/ja
Priority to ZA708009A priority patent/ZA708009B/xx
Priority to FR7042525A priority patent/FR2068684B1/fr
Priority to NL7017322A priority patent/NL7017322A/xx
Priority to ES385923A priority patent/ES385923A1/es
Publication of CH530449A publication Critical patent/CH530449A/de
Priority to US361841A priority patent/US3928314A/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
    • C09B41/00—Special methods of performing the coupling reaction
    • C09B41/006—Special methods of performing the coupling reaction characterised by process features
    • C09B41/009—Diazotising and coupling in one step

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
CH1761469A 1969-11-27 1969-11-27 Verfahren zur Herstellung von Azoverbindungen CH530449A (de)

Priority Applications (12)

Application Number Priority Date Filing Date Title
BE759438D BE759438A (fr) 1969-11-27 Procede de preparation de composes azoiques
CH1761469A CH530449A (de) 1969-11-27 1969-11-27 Verfahren zur Herstellung von Azoverbindungen
DK597270AA DK130416B (da) 1969-11-27 1970-11-24 Fremgangsmåde til fremstilling af metal- og sulfonsyregruppefri azoforbindelser.
DE2058299A DE2058299B2 (de) 1969-11-27 1970-11-26 Verfahren zur Herstellung von metallfreien und sulfonsäuregruppenfreien Azoverbindungen
GB5626470A GB1332705A (en) 1969-11-27 1970-11-26 Azo pigments
BR224175/70A BR7024175D0 (pt) 1969-11-27 1970-11-26 Processo para a obtencao de compostos azoicos
JP45103973A JPS4813691B1 (enrdf_load_stackoverflow) 1969-11-27 1970-11-26
ZA708009A ZA708009B (en) 1969-11-27 1970-11-26 Process for the production of azo compounds
FR7042525A FR2068684B1 (enrdf_load_stackoverflow) 1969-11-27 1970-11-26
NL7017322A NL7017322A (enrdf_load_stackoverflow) 1969-11-27 1970-11-26
ES385923A ES385923A1 (es) 1969-11-27 1970-11-26 Procedimiento para la preparacion de compuestos azoicos.
US361841A US3928314A (en) 1969-11-27 1973-05-18 One step process of preparing azo dyes by simultaneous diazotization and coupling at low pH

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1761469A CH530449A (de) 1969-11-27 1969-11-27 Verfahren zur Herstellung von Azoverbindungen

Publications (1)

Publication Number Publication Date
CH530449A true CH530449A (de) 1972-11-15

Family

ID=4426758

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1761469A CH530449A (de) 1969-11-27 1969-11-27 Verfahren zur Herstellung von Azoverbindungen

Country Status (11)

Country Link
JP (1) JPS4813691B1 (enrdf_load_stackoverflow)
BE (1) BE759438A (enrdf_load_stackoverflow)
BR (1) BR7024175D0 (enrdf_load_stackoverflow)
CH (1) CH530449A (enrdf_load_stackoverflow)
DE (1) DE2058299B2 (enrdf_load_stackoverflow)
DK (1) DK130416B (enrdf_load_stackoverflow)
ES (1) ES385923A1 (enrdf_load_stackoverflow)
FR (1) FR2068684B1 (enrdf_load_stackoverflow)
GB (1) GB1332705A (enrdf_load_stackoverflow)
NL (1) NL7017322A (enrdf_load_stackoverflow)
ZA (1) ZA708009B (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2603836C3 (de) 1976-02-02 1980-09-04 Cassella Ag, 6000 Frankfurt Verfahren zur Herstellung von Azofarbstoffen
US4496481A (en) * 1980-12-23 1985-01-29 Ciba-Geigy Corporation Production of azo compounds
US4952680A (en) * 1987-04-23 1990-08-28 Basf Aktiengesellschaft Preparation of stable solutions of azo dyes of m-phenylenediamine by reaction with formic acid
EP0341324B1 (de) * 1988-05-07 1991-12-11 BASF Aktiengesellschaft Verfahren zur Herstellung farbstabiler Lösungen von Azofarbstoffen
EP0341325B1 (de) * 1988-05-07 1991-12-11 BASF Aktiengesellschaft Verfahren zur Herstellung von Flüssigeinstellungen basischer Azofarbstoffe

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH514654A (de) * 1968-05-30 1971-10-31 Ciba Geigy Ag Verfahren zur Herstellung von metallfreien Azopigmenten

Also Published As

Publication number Publication date
BE759438A (fr) 1971-05-26
ES385923A1 (es) 1973-05-01
NL7017322A (enrdf_load_stackoverflow) 1971-06-01
DK130416C (enrdf_load_stackoverflow) 1975-07-14
DK130416B (da) 1975-02-17
FR2068684B1 (enrdf_load_stackoverflow) 1975-06-06
BR7024175D0 (pt) 1973-05-17
DE2058299B2 (de) 1979-02-01
GB1332705A (en) 1973-10-03
DE2058299A1 (de) 1971-06-03
ZA708009B (en) 1971-08-25
FR2068684A1 (enrdf_load_stackoverflow) 1971-08-27
JPS4813691B1 (enrdf_load_stackoverflow) 1973-04-28

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Legal Events

Date Code Title Description
PL Patent ceased