BE781409A - Procede de preparation de pyranthrones - Google Patents

Procede de preparation de pyranthrones

Info

Publication number
BE781409A
BE781409A BE781409A BE781409A BE781409A BE 781409 A BE781409 A BE 781409A BE 781409 A BE781409 A BE 781409A BE 781409 A BE781409 A BE 781409A BE 781409 A BE781409 A BE 781409A
Authority
BE
Belgium
Prior art keywords
pyranthrones
preparation process
preparation
pyranthrones preparation
Prior art date
Application number
BE781409A
Other languages
English (en)
French (fr)
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
Priority claimed from DE19712115131 external-priority patent/DE2115131C3/de
Priority claimed from DE19712115093 external-priority patent/DE2115093A1/de
Application filed by Basf Ag filed Critical Basf Ag
Publication of BE781409A publication Critical patent/BE781409A/xx

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
    • C09B3/00—Dyes with an anthracene nucleus condensed with one or more carbocyclic rings
    • C09B3/40—Pyranthrones
    • C09B3/42—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)
BE781409A 1971-03-29 1972-03-29 Procede de preparation de pyranthrones BE781409A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19712115131 DE2115131C3 (de) 1971-03-29 1971-03-29 Verfahren zur Herstellung von Pyranthronen
DE19712115093 DE2115093A1 (en) 1971-03-29 1971-03-29 Pyranthrone pigment mfr - from 2,2-dialkyl 1,1-dianthraquinonyls using cycloaliphatic amines as condensing agents

Publications (1)

Publication Number Publication Date
BE781409A true BE781409A (fr) 1972-09-29

Family

ID=25760875

Family Applications (1)

Application Number Title Priority Date Filing Date
BE781409A BE781409A (fr) 1971-03-29 1972-03-29 Procede de preparation de pyranthrones

Country Status (6)

Country Link
JP (1) JPS573661B1 (en:Method)
BE (1) BE781409A (en:Method)
CH (1) CH552030A (en:Method)
FR (1) FR2132082B1 (en:Method)
GB (1) GB1375652A (en:Method)
IT (1) IT952425B (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2275531A1 (fr) * 1974-06-21 1976-01-16 Ugine Kuhlmann Procede de preparation de colorants de cuve de la serie de l'indanthrone

Also Published As

Publication number Publication date
FR2132082A1 (en:Method) 1972-11-17
CH552030A (de) 1974-07-31
IT952425B (it) 1973-07-20
JPS573661B1 (en:Method) 1982-01-22
GB1375652A (en:Method) 1974-11-27
FR2132082B1 (en:Method) 1976-10-29

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: BADISCHE ANILIN & SODAFABRIK A.G.

Effective date: 19840329