FR660576A - Process for the preparation of yellow azo dyes - Google Patents

Process for the preparation of yellow azo dyes

Info

Publication number
FR660576A
FR660576A FR660576DA FR660576A FR 660576 A FR660576 A FR 660576A FR 660576D A FR660576D A FR 660576DA FR 660576 A FR660576 A FR 660576A
Authority
FR
France
Prior art keywords
preparation
azo dyes
yellow azo
yellow
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 FR660576A publication Critical patent/FR660576A/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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR660576D 1927-09-19 1928-09-18 Process for the preparation of yellow azo dyes Expired FR660576A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE660576X 1927-09-19

Publications (1)

Publication Number Publication Date
FR660576A true FR660576A (en) 1929-07-12

Family

ID=6586001

Family Applications (1)

Application Number Title Priority Date Filing Date
FR660576D Expired FR660576A (en) 1927-09-19 1928-09-18 Process for the preparation of yellow azo dyes

Country Status (1)

Country Link
FR (1) FR660576A (en)

Similar Documents

Publication Publication Date Title
FR659734A (en) Process for the production of strongly basic azo dyes
FR660576A (en) Process for the preparation of yellow azo dyes
FR654071A (en) Process for the preparation of yellow azo dyes
FR677327A (en) Process for the preparation of monoazo dyes
FR651945A (en) Process for the preparation of azo dyes
FR658701A (en) Process for the preparation of azo dyes
FR663683A (en) Process for the preparation of azo dyes
FR663748A (en) Process for the preparation of azo dyes
FR665498A (en) Process for the preparation of azo dyes
FR654466A (en) Process for the preparation of basic azo dyes
FR676844A (en) Process for the preparation of yellow mono-azo dyes
FR637383A (en) Process for the preparation of azo dyes
FR645588A (en) Process for the preparation of azo dyes
FR637131A (en) Process for the preparation of azo dyes
FR675757A (en) Process for the preparation of monoazo dyes
FR662713A (en) Process for the preparation of azo dyes
FR668862A (en) Process for the preparation of azo dyestuffs
FR592138A (en) Process for the preparation of azo dyes
FR592566A (en) Process for the preparation of azo dyes
FR35908E (en) Process for the preparation of azo dyes
FR669825A (en) Process for the preparation of azo dyes
FR679627A (en) Process for the preparation of azo dyes
FR681985A (en) Process for the preparation of azo dyes
FR626652A (en) Process for the preparation of chromatable monoazo dyes
FR698607A (en) Process for the preparation of azo dyes