IT1091809B - Processo per la preparazione di isolviolantrone - Google Patents

Processo per la preparazione di isolviolantrone

Info

Publication number
IT1091809B
IT1091809B IT19734/78A IT1973478A IT1091809B IT 1091809 B IT1091809 B IT 1091809B IT 19734/78 A IT19734/78 A IT 19734/78A IT 1973478 A IT1973478 A IT 1973478A IT 1091809 B IT1091809 B IT 1091809B
Authority
IT
Italy
Prior art keywords
isolviolantrone
preparation
isolviolantrone preparation
Prior art date
Application number
IT19734/78A
Other languages
English (en)
Other versions
IT7819734A0 (it
Original Assignee
Basf 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 Basf Ag filed Critical Basf Ag
Publication of IT7819734A0 publication Critical patent/IT7819734A0/it
Application granted granted Critical
Publication of IT1091809B publication Critical patent/IT1091809B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/587—Unsaturated compounds containing a keto groups being part of a ring
    • C07C49/657—Unsaturated compounds containing a keto groups being part of a ring containing six-membered aromatic rings
    • C07C49/665—Unsaturated compounds containing a keto groups being part of a ring containing six-membered aromatic rings a keto group being part of a condensed ring system
    • 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
    • C09B3/00—Dyes with an anthracene nucleus condensed with one or more carbocyclic rings
    • C09B3/22—Dibenzanthrones; Isodibenzanthrones
    • C09B3/24—Preparation by synthesis of the nucleus

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)
IT19734/78A 1977-02-07 1978-01-27 Processo per la preparazione di isolviolantrone IT1091809B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2704964A DE2704964C2 (de) 1977-02-07 1977-02-07 Verfahren zur Herstellung von Isoviolan thron

Publications (2)

Publication Number Publication Date
IT7819734A0 IT7819734A0 (it) 1978-01-27
IT1091809B true IT1091809B (it) 1985-07-06

Family

ID=6000520

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19734/78A IT1091809B (it) 1977-02-07 1978-01-27 Processo per la preparazione di isolviolantrone

Country Status (6)

Country Link
JP (1) JPS5398941A (it)
CH (1) CH635058A5 (it)
DE (1) DE2704964C2 (it)
FR (1) FR2379503B1 (it)
GB (1) GB1594186A (it)
IT (1) IT1091809B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IN169487B (it) * 1986-05-15 1991-10-26 Ciba Geigy Ag
CN114213226B (zh) * 2021-12-29 2023-05-05 赤峰市恒祥化工有限公司 一种异紫蒽酮的制备方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH129191A (de) * 1927-08-31 1928-12-01 Ig Farbenindustrie Ag Verfahren zur Darstellung von Dichlorisodibenzanthron.
US2153312A (en) * 1938-04-23 1939-04-04 Du Pont Process for the preparation of isodibenzanthrone
NL95611C (it) * 1938-11-24

Also Published As

Publication number Publication date
FR2379503A1 (fr) 1978-09-01
DE2704964C2 (de) 1979-02-15
IT7819734A0 (it) 1978-01-27
JPS5398941A (en) 1978-08-29
DE2704964B1 (de) 1978-06-29
FR2379503B1 (fr) 1985-06-14
CH635058A5 (en) 1983-03-15
GB1594186A (en) 1981-07-30

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