CH384749A - Process for the preparation of acidic monoazo dyes - Google Patents

Process for the preparation of acidic monoazo dyes

Info

Publication number
CH384749A
CH384749A CH58760A CH58760A CH384749A CH 384749 A CH384749 A CH 384749A CH 58760 A CH58760 A CH 58760A CH 58760 A CH58760 A CH 58760A CH 384749 A CH384749 A CH 384749A
Authority
CH
Switzerland
Prior art keywords
preparation
monoazo dyes
acidic
acidic monoazo
dyes
Prior art date
Application number
CH58760A
Other languages
German (de)
Inventor
Franz Dr Frisch
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 CH58760A priority Critical patent/CH384749A/en
Priority to GB108961A priority patent/GB966677A/en
Publication of CH384749A publication Critical patent/CH384749A/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
    • C09B29/24—Monoazo dyes prepared by diazotising and coupling from coupling components containing both hydroxyl and amino directing groups
    • C09B29/28—Amino naphthols
    • C09B29/30—Amino naphtholsulfonic acid
    • 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
    • C09B29/02—Monoazo dyes prepared by diazotising and coupling from diazotised o-amino-hydroxy compounds
    • 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
    • C09B29/3647—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom containing a five-membered ring with two nitrogen atoms as heteroatoms
    • C09B29/3652—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom containing a five-membered ring with two nitrogen atoms as heteroatoms containing a 1,2-diazoles or hydrogenated 1,2-diazoles
    • C09B29/366—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom containing a five-membered ring with two nitrogen atoms as heteroatoms containing a 1,2-diazoles or hydrogenated 1,2-diazoles containing hydroxy-1,2-diazoles, e.g. pyrazolone

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
CH58760A 1960-01-20 1960-01-20 Process for the preparation of acidic monoazo dyes CH384749A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CH58760A CH384749A (en) 1960-01-20 1960-01-20 Process for the preparation of acidic monoazo dyes
GB108961A GB966677A (en) 1960-01-20 1961-01-10 Acid monoazo dyestuffs of the benzene-azo-pyrazolone series and process for their production

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH58760A CH384749A (en) 1960-01-20 1960-01-20 Process for the preparation of acidic monoazo dyes

Publications (1)

Publication Number Publication Date
CH384749A true CH384749A (en) 1965-02-26

Family

ID=4190441

Family Applications (1)

Application Number Title Priority Date Filing Date
CH58760A CH384749A (en) 1960-01-20 1960-01-20 Process for the preparation of acidic monoazo dyes

Country Status (1)

Country Link
CH (1) CH384749A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4594411A (en) * 1981-08-24 1986-06-10 Basf Aktiengesellschaft Sulfonated monoazo colorant lake obtained by di-azo coupling of 5-acetylamino-2-aminobenzene-1-sulfonic acid with 1-(3'-sulfophenyl)-3-methylphyrazol-5-one

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4594411A (en) * 1981-08-24 1986-06-10 Basf Aktiengesellschaft Sulfonated monoazo colorant lake obtained by di-azo coupling of 5-acetylamino-2-aminobenzene-1-sulfonic acid with 1-(3'-sulfophenyl)-3-methylphyrazol-5-one

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