CH399622A - Process for the preparation of azo compounds - Google Patents

Process for the preparation of azo compounds

Info

Publication number
CH399622A
CH399622A CH448761A CH448761A CH399622A CH 399622 A CH399622 A CH 399622A CH 448761 A CH448761 A CH 448761A CH 448761 A CH448761 A CH 448761A CH 399622 A CH399622 A CH 399622A
Authority
CH
Switzerland
Prior art keywords
preparation
azo compounds
azo
compounds
Prior art date
Application number
CH448761A
Other languages
German (de)
Inventor
Willy Dr Forter
Otto Dr Senn
Walter Dr Wehrli
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 CH448761A priority Critical patent/CH399622A/en
Priority to CH467061A priority patent/CH421343A/en
Priority to GB14163/62A priority patent/GB1005233A/en
Priority to DE1962S0078992 priority patent/DE1285077B/en
Publication of CH399622A publication Critical patent/CH399622A/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
    • C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/02—Disazo dyes
    • C09B35/021—Disazo dyes characterised by two coupling components of the same type
    • C09B35/03—Disazo dyes characterised by two coupling components of the same type in which the coupling component is a heterocyclic compound
    • 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)
  • Coloring (AREA)
CH448761A 1961-04-14 1961-04-14 Process for the preparation of azo compounds CH399622A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CH448761A CH399622A (en) 1961-04-14 1961-04-14 Process for the preparation of azo compounds
CH467061A CH421343A (en) 1961-04-14 1961-04-20 Process for the preparation of azo compounds
GB14163/62A GB1005233A (en) 1961-04-14 1962-04-12 New monoazo dyestuffs
DE1962S0078992 DE1285077B (en) 1961-04-14 1962-04-13 Process for the production of azo dyes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH448761A CH399622A (en) 1961-04-14 1961-04-14 Process for the preparation of azo compounds

Publications (1)

Publication Number Publication Date
CH399622A true CH399622A (en) 1965-09-30

Family

ID=4277015

Family Applications (1)

Application Number Title Priority Date Filing Date
CH448761A CH399622A (en) 1961-04-14 1961-04-14 Process for the preparation of azo compounds

Country Status (3)

Country Link
CH (1) CH399622A (en)
DE (1) DE1285077B (en)
GB (1) GB1005233A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1764082B1 (en) 2003-12-01 2011-06-29 L'Oréal 4-5-diamino-N,N-dihydro-pyrazol-3-one derivatives for use in composition for dyeing keratin fibres
FR2902323B1 (en) 2006-06-20 2008-08-08 Oreal PROCESS FOR THE PREDICTIBLE DYING OF KERATIN FIBERS BY APPLYING A COMPOSITION CONTAINING A DIAMINO-N, N-DIHYDRO-PYRAZOLONE DERIVATIVE AND A CORE OR DUST-COATED COMPOSITION
FR2902327B1 (en) 2006-06-20 2008-08-08 Oreal KERATIN FIBER COLORING COMPOSITION COMPRISING 2,3-DIAMINO-6,7-DIHYDRO-1H, 5H-PYRAZOLO-1,2-A PYRAZOL-1-ONE, PARA-PHENYLENEDIAMINE OR PARA-TOLUENEDIAMINE AND META-AMINOPHENOL SUBSTITUTES
FR2902328B1 (en) 2006-06-20 2008-08-08 Oreal KERATIN FIBER COLORING COMPOSITION COMPRISING 2,3-DIAMINO-6,7-DIHYDRO-1H, 5H-PYRAZOLO 1,2-A PYRAZOL-1-ONE, 6-CHLORO 2-METHYL 5-AMINO PHENOL AND A META -AMINOPHENOL SUBSTITUTE
FR2909281B1 (en) 2006-11-30 2009-01-16 Oreal ACID PH-COLORING COMPOSITION COMPRISING 2,3-DIAMINO-6,7-DIHYDRO-1H, 5H-PYRAZOLO [1,2-A] PYRAZOL-1-ONE, A COUPLER, A PARTICULAR SURFACTANT AND AN AGENT OXYDANT
FR2909282B1 (en) 2006-11-30 2009-01-16 Oreal ACID PH-COLORING COMPOSITION COMPRISING 2,3-DIAMINO-6,7-DIHYDRO-1H, 5H-PYRAZOLO [1,2-A] PYRAZOL-1-ONE, PARA-PHENYLENEDIAMINE, META-AMINOPHENOL AND AGENT OXYDANT

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52125686A (en) * 1976-04-12 1977-10-21 Marubishi Baioneji:Kk Process for growing yeast in high yield
JP2500137B2 (en) * 1991-10-31 1996-05-29 タバイエスペック株式会社 Incubator
AUPQ319199A0 (en) * 1999-09-30 1999-10-28 Unisearch Limited Method and apparatus for culturing cells

Also Published As

Publication number Publication date
DE1285077B (en) 1968-12-12
GB1005233A (en) 1965-09-22

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