GB1346126A - Process for the manufacture of 1,1-dianthraquinonyls - Google Patents

Process for the manufacture of 1,1-dianthraquinonyls

Info

Publication number
GB1346126A
GB1346126A GB4192472A GB4192472A GB1346126A GB 1346126 A GB1346126 A GB 1346126A GB 4192472 A GB4192472 A GB 4192472A GB 4192472 A GB4192472 A GB 4192472A GB 1346126 A GB1346126 A GB 1346126A
Authority
GB
United Kingdom
Prior art keywords
dianthraquinonyls
anthraquinone
general formula
starting material
manufacture
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
GB4192472A
Other languages
English (en)
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 GB1346126A publication Critical patent/GB1346126A/en
Expired legal-status Critical Current

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
    • C09B1/005—Di-anthraquinonyl and derivative compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
GB4192472A 1971-10-14 1972-09-08 Process for the manufacture of 1,1-dianthraquinonyls Expired GB1346126A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1497571A CH555390A (de) 1971-10-14 1971-10-14 Verfahren zur herstellung von 1,1'-dianthrachinonylen.

Publications (1)

Publication Number Publication Date
GB1346126A true GB1346126A (en) 1974-02-06

Family

ID=4405322

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4192472A Expired GB1346126A (en) 1971-10-14 1972-09-08 Process for the manufacture of 1,1-dianthraquinonyls

Country Status (7)

Country Link
JP (1) JPS4847532A (xx)
BE (1) BE790056A (xx)
CH (1) CH555390A (xx)
DE (1) DE2250106A1 (xx)
FR (1) FR2149194A5 (xx)
GB (1) GB1346126A (xx)
IT (1) IT966300B (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5238984A (en) * 1989-10-10 1993-08-24 Ciba-Geigy Corporation Dianthraquinonyl compounds

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2353580C2 (de) * 1973-10-25 1982-10-14 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von o-Acylamino-diarylverbindungen
US4102924A (en) 1973-10-25 1978-07-25 Bayer Aktiengesellschaft Process for the preparation of diaryl compounds
DE59007845D1 (de) * 1989-10-10 1995-01-12 Ciba Geigy Ag Neue Dianthrachinonylverbindungen.
EP0648817B1 (de) * 1993-10-13 1999-11-10 Ciba SC Holding AG Neue Fluoreszenzfarbstoffe

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5238984A (en) * 1989-10-10 1993-08-24 Ciba-Geigy Corporation Dianthraquinonyl compounds

Also Published As

Publication number Publication date
IT966300B (it) 1974-02-11
CH555390A (de) 1974-10-31
DE2250106A1 (de) 1973-04-19
BE790056A (fr) 1973-04-13
JPS4847532A (xx) 1973-07-06
FR2149194A5 (xx) 1973-03-23

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees