EP0000341B1 - Procédé de préparation de 1-amino-8-nitro-4,5-dihydroxy anthraquinone pratiquement pure - Google Patents

Procédé de préparation de 1-amino-8-nitro-4,5-dihydroxy anthraquinone pratiquement pure Download PDF

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Publication number
EP0000341B1
EP0000341B1 EP78100217A EP78100217A EP0000341B1 EP 0000341 B1 EP0000341 B1 EP 0000341B1 EP 78100217 A EP78100217 A EP 78100217A EP 78100217 A EP78100217 A EP 78100217A EP 0000341 B1 EP0000341 B1 EP 0000341B1
Authority
EP
European Patent Office
Prior art keywords
parts
dihydroxyanthraquinone
nitro
amino
crude
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
EP78100217A
Other languages
German (de)
English (en)
Other versions
EP0000341A1 (fr
Inventor
Gerhard Dr. Epple
Wolfgang Dr. Elser
Walter Dr. Himmele
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.)
BASF SE
Original Assignee
BASF SE
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 BASF SE filed Critical BASF SE
Publication of EP0000341A1 publication Critical patent/EP0000341A1/fr
Application granted granted Critical
Publication of EP0000341B1 publication Critical patent/EP0000341B1/fr
Expired legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C221/00—Preparation of compounds containing amino groups and doubly-bound oxygen atoms bound to the same carbon skeleton
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2603/00—Systems containing at least three condensed rings
    • C07C2603/02—Ortho- or ortho- and peri-condensed systems
    • C07C2603/04—Ortho- or ortho- and peri-condensed systems containing three rings
    • C07C2603/22—Ortho- or ortho- and peri-condensed systems containing three rings containing only six-membered rings
    • C07C2603/24—Anthracenes; Hydrogenated anthracenes

Definitions

  • 0.2 to about 1.5 moles of phenolate are used per mole of dinitro-dihydroxyanthraquinone, the amount depending on the water content of the reaction medium, on the reducing agent and on the amount used.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Claims (1)

1. Procédé pour la préparation de 1 - amino - 8 - nitro - 4,5 - dihydroxyanthraquinone pratiquement pure par réduction partielle de 1,8 - dinitro - 4,5 - dihydroxyanthraquinone en milieu aqueux et isolement de l'amino - nitro - dihydroxyanthraquinone, caractérisé en ce qu'on réduit partiellement une 1,8 - dinitro - 4,5 - dihydroxyanthraquinone brute, qui est obtenue par nitration de 4,5 - dihydroxyanthraquinone, dans un mélange de phénol et d'eau qui contient 5 à 50% en poids d'eau, en présence d'un phénolate de métal alcalin, avec un hydroxyacétone, une di- hydroxyacétone ou des mélanges de ces acétones.
EP78100217A 1977-07-07 1978-06-22 Procédé de préparation de 1-amino-8-nitro-4,5-dihydroxy anthraquinone pratiquement pure Expired EP0000341B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2730720A DE2730720C2 (de) 1977-07-07 1977-07-07 Verfahren zur Herstellung von praktisch reinem l-Amino-8-nitro-43dihydroxy-anthrachinon
DE2730720 1977-07-07

Publications (2)

Publication Number Publication Date
EP0000341A1 EP0000341A1 (fr) 1979-01-24
EP0000341B1 true EP0000341B1 (fr) 1981-02-25

Family

ID=6013375

Family Applications (1)

Application Number Title Priority Date Filing Date
EP78100217A Expired EP0000341B1 (fr) 1977-07-07 1978-06-22 Procédé de préparation de 1-amino-8-nitro-4,5-dihydroxy anthraquinone pratiquement pure

Country Status (4)

Country Link
US (1) US4154747A (fr)
EP (1) EP0000341B1 (fr)
JP (1) JPS5416462A (fr)
DE (2) DE2730720C2 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2909481A1 (de) * 1979-03-10 1980-09-11 Bayer Ag Verfahren zur herstellung von 4,5-dinitro-1,8-dihydroxyanthrachinon
US4469370A (en) * 1981-12-21 1984-09-04 Petersen Robert J Sunroof with detachable connector
US4584402A (en) * 1984-10-29 1986-04-22 Board Of Regents, The University Of Texas System Dihydroxyacryl
JP3094982B2 (ja) 1998-02-19 2000-10-03 日本電気株式会社 半導体素子表面の評価装置及び評価方法
JP2006349458A (ja) * 2005-06-15 2006-12-28 Ryoei Engineering Kk 面粗さ測定方法およびその装置
GB0526552D0 (en) 2005-12-29 2006-02-08 Morvus Technology Ltd New use
KR102494596B1 (ko) * 2014-07-31 2023-01-31 재단법인 한국파스퇴르연구소 2-아미노-벤즈이미다졸 유도체 및 5-리폭시게나아제 및/또는 프로스타글란딘 e 합성효소 억제제로서의 이들의 용도

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2068371A (en) * 1936-03-25 1937-01-19 Du Pont Preparation of aralkylaminoanthraquinone compounds
US2684359A (en) * 1952-01-08 1954-07-20 Allied Chem & Dye Corp Reduction of aromatic nitrolgen compounds
BE584876A (fr) * 1958-12-03
GB1245516A (en) * 1968-06-14 1971-09-08 Sumitomo Chemical Co A process for the production of an anthraquinone disperse dye
GB1311742A (en) * 1969-05-21 1973-03-28 Mitsubishi Chem Ind Process for producing a blue anthraquinone dyestuff
DE2405812C2 (de) * 1974-02-07 1982-09-30 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von Amino-nitro-dihydroxy anthrachinonen
US4048199A (en) * 1974-02-07 1977-09-13 Basf Aktiengesellschaft Production of aminonitrodihydroxyanthraquinones by partial reduction dinitrodihydroxyanthraquinones
DE2531259A1 (de) 1974-07-23 1976-02-12 Sandoz Ag Organische verbindungen, deren herstellung und verwendung

Also Published As

Publication number Publication date
DE2860500D1 (en) 1981-04-02
DE2730720C2 (de) 1979-07-12
US4154747A (en) 1979-05-15
DE2730720B1 (de) 1978-11-09
EP0000341A1 (fr) 1979-01-24
JPS5416462A (en) 1979-02-07

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