BR7904410A - Processo para a preparacao de quinizarina - Google Patents

Processo para a preparacao de quinizarina

Info

Publication number
BR7904410A
BR7904410A BR7904410A BR7904410A BR7904410A BR 7904410 A BR7904410 A BR 7904410A BR 7904410 A BR7904410 A BR 7904410A BR 7904410 A BR7904410 A BR 7904410A BR 7904410 A BR7904410 A BR 7904410A
Authority
BR
Brazil
Prior art keywords
quinizarin
preparation
Prior art date
Application number
BR7904410A
Other languages
English (en)
Inventor
R Schmitz
Original Assignee
Bayer 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 Bayer Ag filed Critical Bayer Ag
Publication of BR7904410A publication Critical patent/BR7904410A/pt

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
    • C09B1/00—Dyes with anthracene nucleus not condensed with any other ring
    • C09B1/02—Hydroxy-anthraquinones; Ethers or esters thereof
    • C09B1/04—Preparation by synthesis of the nucleus

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BR7904410A 1978-07-12 1979-07-11 Processo para a preparacao de quinizarina BR7904410A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782830554 DE2830554A1 (de) 1978-07-12 1978-07-12 Verfahren zur herstellung von chinizarin

Publications (1)

Publication Number Publication Date
BR7904410A true BR7904410A (pt) 1980-04-08

Family

ID=6044153

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7904410A BR7904410A (pt) 1978-07-12 1979-07-11 Processo para a preparacao de quinizarina

Country Status (6)

Country Link
US (1) US4387054A (pt)
EP (1) EP0007051B1 (pt)
JP (1) JPS5513289A (pt)
BR (1) BR7904410A (pt)
DE (2) DE2830554A1 (pt)
IN (1) IN152303B (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3161104D1 (en) * 1980-04-22 1983-11-10 Ciba Geigy Ag Process for the preparation of oh or chloro derivatives of quinizarine bisubstituted in position 5 and 8
JP2606367B2 (ja) * 1989-05-10 1997-04-30 住友化学工業株式会社 キニザリンの製造方法
CN103664567A (zh) * 2012-09-03 2014-03-26 彭泽兴达化工有限公司 一种生产1，4-二羟基蒽醌的新工艺
CN104926636A (zh) * 2015-05-29 2015-09-23 江苏亚邦染料股份有限公司 一种制备1,4-二羟基蒽醌的方法
CN113072439B (zh) * 2021-03-31 2022-12-20 江苏华尔化工有限公司 一种合成1,4-二羟基蒽醌的清洁工艺

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1790510A (en) * 1931-01-27 John wesley oeelttp
DE255031C (pt) *
AT64815B (de) * 1912-01-02 1914-05-11 Farbenfab Vorm Bayer F & Co Verfahren zur Darstellung von Chinizarin.
US1087412A (en) * 1912-10-08 1914-02-17 Farbenfab Vorm Bayer F & Co Process of producing quinizarin.
DE568311C (de) * 1929-06-04 1933-01-17 Ici Ltd Verfahren zur Herstellung von Oxyanthrachinonderivaten
US2003859A (en) * 1934-01-25 1935-06-04 Du Pont Preparation of quinizarine
US2445538A (en) * 1946-04-13 1948-07-20 Allied Chem & Dye Corp Manufacture of quinizarine
US2752364A (en) * 1952-12-26 1956-06-26 Gen Aniline & Film Corp Production of quinizarin
DE2014566A1 (en) * 1970-03-26 1971-10-21 Badische Anilin- und Soda-Fabrik AG, 6700 Ludwigshafen Improved prepn of 1,4-dioxyanthraquinone
JPS588373B2 (ja) * 1976-12-30 1983-02-15 チバ・ガイギ−・アクチエンゲゼルシヤフト キニザリン（１，４−ジヒドロキシアントラキノン）の製法

Also Published As

Publication number Publication date
DE2960310D1 (en) 1981-08-06
EP0007051A1 (de) 1980-01-23
US4387054A (en) 1983-06-07
DE2830554A1 (de) 1980-01-24
IN152303B (pt) 1983-12-17
JPS5513289A (en) 1980-01-30
EP0007051B1 (de) 1981-04-29

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