IT1271012B - Copulazione azoica di 2-nitroaniline con fenoli 2,4-disostituiti - Google Patents

Copulazione azoica di 2-nitroaniline con fenoli 2,4-disostituiti

Info

Publication number
IT1271012B
IT1271012B ITMI941884A ITMI941884A IT1271012B IT 1271012 B IT1271012 B IT 1271012B IT MI941884 A ITMI941884 A IT MI941884A IT MI941884 A ITMI941884 A IT MI941884A IT 1271012 B IT1271012 B IT 1271012B
Authority
IT
Italy
Prior art keywords
copulation
azoic
nitroaniline
phenols
replaced
Prior art date
Application number
ITMI941884A
Other languages
English (en)
Inventor
Ivan Orban
Martin Holer
Original Assignee
Ciba Geigy 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 Ciba Geigy Ag filed Critical Ciba Geigy Ag
Publication of ITMI941884A0 publication Critical patent/ITMI941884A0/it
Publication of ITMI941884A1 publication Critical patent/ITMI941884A1/it
Application granted granted Critical
Publication of IT1271012B publication Critical patent/IT1271012B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C245/00—Compounds containing chains of at least two nitrogen atoms with at least one nitrogen-to-nitrogen multiple bond
    • C07C245/02—Azo compounds, i.e. compounds having the free valencies of —N=N— groups attached to different atoms, e.g. diazohydroxides
    • C07C245/06—Azo compounds, i.e. compounds having the free valencies of —N=N— groups attached to different atoms, e.g. diazohydroxides with nitrogen atoms of azo groups bound to carbon atoms of six-membered aromatic rings
    • C07C245/08—Azo compounds, i.e. compounds having the free valencies of —N=N— groups attached to different atoms, e.g. diazohydroxides with nitrogen atoms of azo groups bound to carbon atoms of six-membered aromatic rings with the two nitrogen atoms of azo groups bound to carbon atoms of six-membered aromatic rings, e.g. azobenzene
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D249/00—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
    • C07D249/16—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms condensed with carbocyclic rings or ring systems
    • C07D249/18—Benzotriazoles
    • C07D249/20—Benzotriazoles with aryl radicals directly attached in position 2
    • 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
    • C09B29/10—Monoazo dyes prepared by diazotising and coupling from coupling components containing hydroxy as the only directing group
    • C09B29/12—Monoazo dyes prepared by diazotising and coupling from coupling components containing hydroxy as the only directing group of the benzene series
    • 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
    • C09B41/00—Special methods of performing the coupling reaction
    • C09B41/001—Special methods of performing the coupling reaction characterised by the coupling medium
    • C09B41/005—Special methods of performing the coupling reaction characterised by the coupling medium containing low molecular weight dispersing agents; containing surface active polythylene gylcols

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
ITMI941884A 1993-09-16 1994-09-15 Copulazione azoica di 2-nitroaniline con fenoli 2,4-disostituiti IT1271012B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH278793 1993-09-16

Publications (3)

Publication Number Publication Date
ITMI941884A0 ITMI941884A0 (it) 1994-09-15
ITMI941884A1 ITMI941884A1 (it) 1996-03-15
IT1271012B true IT1271012B (it) 1997-05-26

Family

ID=4241591

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI941884A IT1271012B (it) 1993-09-16 1994-09-15 Copulazione azoica di 2-nitroaniline con fenoli 2,4-disostituiti

Country Status (5)

Country Link
US (1) US5436322A (it)
JP (1) JPH07149741A (it)
KR (1) KR100313583B1 (it)
DE (1) DE4432546A1 (it)
IT (1) IT1271012B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6566507B2 (en) 2000-08-03 2003-05-20 Ciba Specialty Chemicals Corporation Processes for the preparation of benzotriazole UV absorbers
CA2465398A1 (en) * 2001-12-05 2003-06-12 Stephen Daniel Pastor Organic solvent-free process for the preparation of 2-(2-nitrophenylazo)phenols
KR100463050B1 (ko) * 2002-11-08 2004-12-29 정 부 박 머리핀
DE102005033580A1 (de) * 2005-07-19 2007-01-25 Lanxess Deutschland Gmbh Verfahren zur Herstellung von Metall-Verbindungen einer Azo-Verbindung in Gegenwart von Impfkristallen
CN103044948B (zh) * 2013-01-06 2014-06-25 上虞市东海化工有限公司 一种红色颜料的制备方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3998804A (en) * 1972-07-11 1976-12-21 Ciba-Geigy Corporation Process for coupling of water-insoluble 2,4-disubstituted phenols with diazotized o-nitroanilines
US4891424A (en) * 1985-09-03 1990-01-02 Ciba-Geigy Corporation 4-aralkyl-2-nitro-2'-hydroxy-3',5'-dialkyl (or cumyl)-azobenzenes

Also Published As

Publication number Publication date
JPH07149741A (ja) 1995-06-13
ITMI941884A0 (it) 1994-09-15
US5436322A (en) 1995-07-25
ITMI941884A1 (it) 1996-03-15
KR960010613A (ko) 1996-04-20
DE4432546A1 (de) 1995-03-23
KR100313583B1 (ko) 2002-11-23

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970919