FR2137994A1 - - Google Patents

Info

Publication number
FR2137994A1
FR2137994A1 FR7217568A FR7217568A FR2137994A1 FR 2137994 A1 FR2137994 A1 FR 2137994A1 FR 7217568 A FR7217568 A FR 7217568A FR 7217568 A FR7217568 A FR 7217568A FR 2137994 A1 FR2137994 A1 FR 2137994A1
Authority
FR
France
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.)
Withdrawn
Application number
FR7217568A
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.)
Sandoz AG
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
Publication of FR2137994A1 publication Critical patent/FR2137994A1/fr
Withdrawn legal-status Critical Current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
    • 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
    • C09B29/3617—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom containing a six-membered heterocyclic with only one nitrogen as heteroatom
    • C09B29/3621—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom containing a six-membered heterocyclic with only one nitrogen as heteroatom from a pyridine ring
    • C09B29/3626—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom containing a six-membered heterocyclic with only one nitrogen as heteroatom from a pyridine ring from a pyridine ring containing one or more hydroxyl groups (or = O)
    • 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
    • C09B44/00—Azo dyes containing onium groups
    • C09B44/005—Special process features in the quaternization reaction

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Coloring (AREA)
  • Plural Heterocyclic Compounds (AREA)
FR7217568A 1971-05-18 1972-05-17 Withdrawn FR2137994A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH727671A CH549630A (de) 1971-05-18 1971-05-18 Verfahren zur herstellung von azoverbindungen.

Publications (1)

Publication Number Publication Date
FR2137994A1 true FR2137994A1 (fr) 1972-12-29

Family

ID=4322588

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7217568A Withdrawn FR2137994A1 (fr) 1971-05-18 1972-05-17

Country Status (6)

Country Link
CA (1) CA970774A (fr)
CH (1) CH549630A (fr)
DE (1) DE2223451A1 (fr)
FR (1) FR2137994A1 (fr)
GB (1) GB1390444A (fr)
IT (1) IT955614B (fr)

Also Published As

Publication number Publication date
GB1390444A (en) 1975-04-09
DE2223451A1 (de) 1972-11-30
IT955614B (it) 1973-09-29
CA970774A (en) 1975-07-08
CH549630A (de) 1974-05-31

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Legal Events

Date Code Title Description
ST Notification of lapse