BR9505216A - Processo para a preparação de 3-hidróxi-n-benzimidazolon-5-il- 2-naftamida - Google Patents

Processo para a preparação de 3-hidróxi-n-benzimidazolon-5-il- 2-naftamida

Info

Publication number
BR9505216A
BR9505216A BR9505216A BR9505216A BR9505216A BR 9505216 A BR9505216 A BR 9505216A BR 9505216 A BR9505216 A BR 9505216A BR 9505216 A BR9505216 A BR 9505216A BR 9505216 A BR9505216 A BR 9505216A
Authority
BR
Brazil
Prior art keywords
benzimidazolon
naphthamide
hydroxy
preparation
Prior art date
Application number
BR9505216A
Other languages
English (en)
Inventor
Michael Meier
Heinrich Volk
Rudolf Neeb
Original Assignee
Hoechst 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 Hoechst Ag filed Critical Hoechst Ag
Publication of BR9505216A publication Critical patent/BR9505216A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D235/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings
    • C07D235/02—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings condensed with carbocyclic rings or ring systems
    • C07D235/04—Benzimidazoles; Hydrogenated benzimidazoles
    • C07D235/24—Benzimidazoles; Hydrogenated benzimidazoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached in position 2
    • C07D235/26—Oxygen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Photoreceptors In Electrophotography (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
BR9505216A 1994-11-18 1995-11-17 Processo para a preparação de 3-hidróxi-n-benzimidazolon-5-il- 2-naftamida BR9505216A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4441146A DE4441146A1 (de) 1994-11-18 1994-11-18 Verfahren zur Herstellung von 3-Hydroxy-N-benzimidazolon-5-yl-naphthoesäure-2-amid in hoher für Azopigmente erforderlicher Reinheit

Publications (1)

Publication Number Publication Date
BR9505216A true BR9505216A (pt) 1997-09-16

Family

ID=6533608

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9505216A BR9505216A (pt) 1994-11-18 1995-11-17 Processo para a preparação de 3-hidróxi-n-benzimidazolon-5-il- 2-naftamida

Country Status (6)

Country Link
US (1) US5756757A (pt)
EP (1) EP0712848B1 (pt)
JP (1) JP3954121B2 (pt)
BR (1) BR9505216A (pt)
DE (2) DE4441146A1 (pt)
DK (1) DK0712848T3 (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6503970B1 (en) 2000-09-29 2003-01-07 Engelhard Corporation Co-processed pigments
CN101838244B (zh) * 2010-06-03 2012-11-21 山东金城医药化工股份有限公司 色酚asbi的有机溶剂合成法
JP5612977B2 (ja) * 2010-09-17 2014-10-22 エア・ウォーター株式会社 ６−ブロモ−ｎ−メチル−２−ナフタミドの製造方法
CN102532035B (zh) * 2011-12-30 2014-01-15 郭祥荣 一种色酚as-bi的合成方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2758818A1 (de) * 1977-12-30 1979-07-12 Hoechst Ag Neue kristallmodifikation des 5-(2'-hydroxy-3'-naphthoyl-amino)-benzimidazolon- (2), verfahren zu ihrer herstellung und ihre verwendung
DD265894A1 (de) * 1987-11-10 1989-03-15 Bitterfeld Chemie Verfahren zur herstellung von 5-(3'-hydroxynaphthoyl-2'-amino)-benzimidazolon

Also Published As

Publication number Publication date
DE4441146A1 (de) 1996-05-23
EP0712848A2 (de) 1996-05-22
DE59508752D1 (de) 2000-11-02
EP0712848A3 (de) 1997-01-08
DK0712848T3 (da) 2000-10-30
JP3954121B2 (ja) 2007-08-08
JPH08225749A (ja) 1996-09-03
EP0712848B1 (de) 2000-09-27
US5756757A (en) 1998-05-26

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Legal Events

Date Code Title Description
FA10 Dismissal: dismissal - article 33 of industrial property law