FR890049A - Procédé de préparation de colorants monoazoïques - Google Patents

Procédé de préparation de colorants monoazoïques

Info

Publication number
FR890049A
FR890049A FR890049DA FR890049A FR 890049 A FR890049 A FR 890049A FR 890049D A FR890049D A FR 890049DA FR 890049 A FR890049 A FR 890049A
Authority
FR
France
Prior art keywords
preparation
monoazo dyes
monoazo
dyes
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
Other languages
English (en)
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
Application granted granted Critical
Publication of FR890049A publication Critical patent/FR890049A/fr
Expired 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
    • C09B29/3647—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)
FR890049D 1941-07-11 1942-07-08 Procédé de préparation de colorants monoazoïques Expired FR890049A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH890049X 1941-07-11

Publications (1)

Publication Number Publication Date
FR890049A true FR890049A (fr) 1944-01-26

Family

ID=4545691

Family Applications (1)

Application Number Title Priority Date Filing Date
FR890049D Expired FR890049A (fr) 1941-07-11 1942-07-08 Procédé de préparation de colorants monoazoïques

Country Status (1)

Country Link
FR (1) FR890049A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE892809C (de) * 1951-07-14 1953-10-12 Basf Ag Verfahren zur Herstellung von Azofarbstoffen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE892809C (de) * 1951-07-14 1953-10-12 Basf Ag Verfahren zur Herstellung von Azofarbstoffen

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