DE2537798A1 - Verfahren zur herstellung von hydroxyanthrachinonen - Google Patents

Verfahren zur herstellung von hydroxyanthrachinonen

Info

Publication number
DE2537798A1
DE2537798A1 DE19752537798 DE2537798A DE2537798A1 DE 2537798 A1 DE2537798 A1 DE 2537798A1 DE 19752537798 DE19752537798 DE 19752537798 DE 2537798 A DE2537798 A DE 2537798A DE 2537798 A1 DE2537798 A1 DE 2537798A1
Authority
DE
Germany
Prior art keywords
sulfone
reaction
temperatures
parts
hydroxyanthraquinones
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.)
Withdrawn
Application number
DE19752537798
Other languages
German (de)
English (en)
Inventor
Zdenek Seha
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 DE2537798A1 publication Critical patent/DE2537798A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B1/00Dyes with anthracene nucleus not condensed with any other ring
    • C09B1/02Hydroxy-anthraquinones; Ethers or esters thereof
    • C09B1/06Preparation from starting materials already containing the anthracene nucleus
    • C09B1/08Dyes containing only OH-groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE19752537798 1974-08-27 1975-08-25 Verfahren zur herstellung von hydroxyanthrachinonen Withdrawn DE2537798A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1166174A CH592595A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1974-08-27 1974-08-27

Publications (1)

Publication Number Publication Date
DE2537798A1 true DE2537798A1 (de) 1976-03-11

Family

ID=4375643

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752537798 Withdrawn DE2537798A1 (de) 1974-08-27 1975-08-25 Verfahren zur herstellung von hydroxyanthrachinonen

Country Status (3)

Country Link
CH (1) CH592595A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2537798A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1488314A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0010994A1 (en) * 1978-11-07 1980-05-14 Brent Chemicals International Plc Process for producing substituted naphthalic acid compounds

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0010994A1 (en) * 1978-11-07 1980-05-14 Brent Chemicals International Plc Process for producing substituted naphthalic acid compounds
WO1980000963A1 (en) * 1978-11-07 1980-05-15 Brent Chemicals Int Aromatic compounds and their manufacture
US4371694A (en) * 1978-11-07 1983-02-01 Brent Chemicals International Limited Aromatic compounds and their manufacture

Also Published As

Publication number Publication date
CH592595A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1977-10-31
GB1488314A (en) 1977-10-12

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Legal Events

Date Code Title Description
8130 Withdrawal