FR814422A - Azo dyes and process for preparing these dyes - Google Patents

Azo dyes and process for preparing these dyes

Info

Publication number
FR814422A
FR814422A FR814422DA FR814422A FR 814422 A FR814422 A FR 814422A FR 814422D A FR814422D A FR 814422DA FR 814422 A FR814422 A FR 814422A
Authority
FR
France
Prior art keywords
dyes
preparing
azo
azo 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
French (fr)
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie 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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Application granted granted Critical
Publication of FR814422A publication Critical patent/FR814422A/en
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
FR814422D 1935-12-03 1936-12-03 Azo dyes and process for preparing these dyes Expired FR814422A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE814422X 1935-12-03

Publications (1)

Publication Number Publication Date
FR814422A true FR814422A (en) 1937-06-23

Family

ID=6734536

Family Applications (1)

Application Number Title Priority Date Filing Date
FR814422D Expired FR814422A (en) 1935-12-03 1936-12-03 Azo dyes and process for preparing these dyes

Country Status (1)

Country Link
FR (1) FR814422A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2439798A (en) * 1944-01-21 1948-04-20 Eastman Kodak Co Monoazo compounds containing a pyrazolone nucleus
US2506224A (en) * 1941-08-28 1950-05-02 Ets Kuhlmann Cellulose derivative textile fibers dyed with derivatives of 1-amino-2-nitro-benzene-4-sulfamide
EP0096789A1 (en) * 1982-06-07 1983-12-28 CASSELLA Aktiengesellschaft Water-insoluble monoazo dyestuffs, their preparation and their use

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2506224A (en) * 1941-08-28 1950-05-02 Ets Kuhlmann Cellulose derivative textile fibers dyed with derivatives of 1-amino-2-nitro-benzene-4-sulfamide
US2439798A (en) * 1944-01-21 1948-04-20 Eastman Kodak Co Monoazo compounds containing a pyrazolone nucleus
EP0096789A1 (en) * 1982-06-07 1983-12-28 CASSELLA Aktiengesellschaft Water-insoluble monoazo dyestuffs, their preparation and their use
US4567252A (en) * 1982-06-07 1986-01-28 Cassella Aktiengesellschaft Water-insoluble naphthol monoazo dyestuff

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