CH625541A5 - Process for preparing azo dyes - Google Patents

Process for preparing azo dyes Download PDF

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Publication number
CH625541A5
CH625541A5 CH119577A CH119577A CH625541A5 CH 625541 A5 CH625541 A5 CH 625541A5 CH 119577 A CH119577 A CH 119577A CH 119577 A CH119577 A CH 119577A CH 625541 A5 CH625541 A5 CH 625541A5
Authority
CH
Switzerland
Prior art keywords
acid
amino
weight
aniline
coupling
Prior art date
Application number
CH119577A
Other languages
German (de)
English (en)
Inventor
Chem Ernst Dr Heinrich
Chem Joachim Dr Ribka
Original Assignee
Cassella 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 Cassella Ag filed Critical Cassella Ag
Publication of CH625541A5 publication Critical patent/CH625541A5/de

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
    • C09B29/0805—Amino benzenes free of acid groups
    • C09B29/0807—Amino benzenes free of acid groups characterised by the amino group
    • C09B29/0809—Amino benzenes free of acid groups characterised by the amino group substituted amino group
    • 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
    • C09B29/00—Monoazo dyes prepared by diazotising and coupling
    • C09B29/34—Monoazo dyes prepared by diazotising and coupling from other coupling components
    • C09B29/36—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds
    • C09B29/3604—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom
    • C09B29/3608—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom containing a five-membered heterocyclic ring with only one nitrogen as heteroatom
    • 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
    • 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
    • C09B41/001—Special methods of performing the coupling reaction characterised by the coupling medium
    • C09B41/002—Special methods of performing the coupling reaction characterised by the coupling medium containing a solvent

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH119577A 1976-02-02 1977-02-01 Process for preparing azo dyes CH625541A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2603836A DE2603836C3 (de) 1976-02-02 1976-02-02 Verfahren zur Herstellung von Azofarbstoffen

Publications (1)

Publication Number Publication Date
CH625541A5 true CH625541A5 (en) 1981-09-30

Family

ID=5968818

Family Applications (1)

Application Number Title Priority Date Filing Date
CH119577A CH625541A5 (en) 1976-02-02 1977-02-01 Process for preparing azo dyes

Country Status (11)

Country Link
JP (1) JPS5294324A (xx)
BE (1) BE850983A (xx)
BR (1) BR7700625A (xx)
CA (1) CA1095898A (xx)
CH (1) CH625541A5 (xx)
DE (1) DE2603836C3 (xx)
FR (1) FR2339653A1 (xx)
GB (1) GB1535894A (xx)
IN (1) IN144273B (xx)
IT (1) IT1113508B (xx)
NL (1) NL7700788A (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2834054A1 (de) * 1978-08-03 1980-02-21 Cassella Ag Wasserunloesliche disazofarbstoffe, ihre herstellung und verwendung
DE3063531D1 (en) * 1979-10-26 1983-07-07 Ici Plc Azo dyestuff preparation by phase transfer catalysed coupling in a two-phase medium
DE3710176A1 (de) * 1987-03-27 1988-10-13 Hoechst Ag Verfahren zur herstellung des lithiumsalzes eines faserreaktiven azofarbstoffes
PL169333B1 (pl) * 1992-05-26 1996-07-31 Inst Chemii Przemyslowej Im Pr Sposób wytwarzania nowych reaktywnych barwników karbazolowych PL
CN103497533A (zh) * 2013-09-10 2014-01-08 江苏亚邦染料股份有限公司 一类杂环偶氮型分散染料及其应用

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL65581C (xx) * 1946-03-01
DE1927453U (de) 1965-07-30 1965-11-18 Fritz Zeller Abferkelbucht.
FR1537367A (fr) * 1966-09-22 1968-08-23 Ciba Geigy Procédé de fabrication de colorants azoïques pigmentaires
BE759438A (fr) 1969-11-27 1971-05-26 Geigy Ag J R Procede de preparation de composes azoiques
US3793305A (en) 1970-09-14 1974-02-19 Du Pont One-step process of preparing azo dyes by simultaneous diazotization
AR206142A1 (es) 1974-03-08 1976-06-30 Ciba Geigy Ag Procedimiento para la obtencion de compuestos azoicos

Also Published As

Publication number Publication date
GB1535894A (en) 1978-12-13
DE2603836C3 (de) 1980-09-04
DE2603836B2 (de) 1980-01-03
JPS5294324A (en) 1977-08-08
NL7700788A (nl) 1977-08-04
BE850983A (fr) 1977-08-01
IN144273B (xx) 1978-04-22
FR2339653A1 (fr) 1977-08-26
IT1113508B (it) 1986-01-20
DE2603836A1 (de) 1977-08-04
BR7700625A (pt) 1977-10-04
CA1095898A (en) 1981-02-17
FR2339653B1 (xx) 1979-08-24

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PL Patent ceased