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JPS5384956A - Process for preparing quinizaline*1*44dihydroxyanthbaquinone* - Google Patents

Process for preparing quinizaline*1*44dihydroxyanthbaquinone*

Info

Publication number
JPS5384956A
JPS5384956A JP14080777A JP14080777A JPS5384956A JP S5384956 A JPS5384956 A JP S5384956A JP 14080777 A JP14080777 A JP 14080777A JP 14080777 A JP14080777 A JP 14080777A JP S5384956 A JPS5384956 A JP S5384956A
Authority
JP
Japan
Prior art keywords
quinizaline
preparing
preparing quinizaline
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.)
Granted
Application number
JP14080777A
Other languages
Japanese (ja)
Other versions
JPS588373B2 (en
Inventor
Gurera Moorisu
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.)
Novartis AG
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 JPS5384956A publication Critical patent/JPS5384956A/en
Publication of JPS588373B2 publication Critical patent/JPS588373B2/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C46/00—Preparation of quinones

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP14080777A 1976-12-30 1977-11-25 Production method of quinizarin (1,4-dihydroxyanthraquinone) Expired JPS588373B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1647176 1976-12-30
CH000016471/76 1976-12-30

Publications (2)

Publication Number Publication Date
JPS5384956A true JPS5384956A (en) 1978-07-26
JPS588373B2 JPS588373B2 (en) 1983-02-15

Family

ID=4417674

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14080777A Expired JPS588373B2 (en) 1976-12-30 1977-11-25 Production method of quinizarin (1,4-dihydroxyanthraquinone)

Country Status (2)

Country Link
JP (1) JPS588373B2 (en)
DE (1) DE2758397C2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5513289A (en) * 1978-07-12 1980-01-30 Bayer Ag Manufacture of quinizarine

Families Citing this family (3)

* 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
JPH0226388Y2 (en) * 1986-01-09 1990-07-18
CN111763142B (en) * 2020-07-03 2023-03-24 浙江亿得新材料股份有限公司 Synthesis of orange intermediate

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE568311C (en) * 1929-06-04 1933-01-17 Ici Ltd Process for the preparation of oxyanthraquinone derivatives
US2445538A (en) * 1946-04-13 1948-07-20 Allied Chem & Dye Corp Manufacture of quinizarine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5513289A (en) * 1978-07-12 1980-01-30 Bayer Ag Manufacture of quinizarine

Also Published As

Publication number Publication date
JPS588373B2 (en) 1983-02-15
DE2758397C2 (en) 1983-08-04
DE2758397A1 (en) 1978-07-13

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