CA966832A - Production of pyranthrones - Google Patents

Production of pyranthrones

Info

Publication number
CA966832A
CA966832A CA137,839A CA137839A CA966832A CA 966832 A CA966832 A CA 966832A CA 137839 A CA137839 A CA 137839A CA 966832 A CA966832 A CA 966832A
Authority
CA
Canada
Prior art keywords
pyranthrones
production
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
CA137,839A
Other versions
CA137839S (en
Inventor
Fritz Graser
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.)
BASF SE
Original Assignee
Badische Anilin and Sodafabrik 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 Badische Anilin and Sodafabrik AG filed Critical Badische Anilin and Sodafabrik AG
Application granted granted Critical
Publication of CA966832A publication Critical patent/CA966832A/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
    • 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)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Plural Heterocyclic Compounds (AREA)
CA137,839A 1971-03-29 1972-03-22 Production of pyranthrones Expired CA966832A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712115131 DE2115131C3 (en) 1971-03-29 1971-03-29 Process for making pyranthrones

Publications (1)

Publication Number Publication Date
CA966832A true CA966832A (en) 1975-04-29

Family

ID=5803108

Family Applications (1)

Application Number Title Priority Date Filing Date
CA137,839A Expired CA966832A (en) 1971-03-29 1972-03-22 Production of pyranthrones

Country Status (3)

Country Link
CA (1) CA966832A (en)
DE (1) DE2115131C3 (en)
NL (1) NL7204183A (en)

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE212019C (en) *
DE287270C (en) *
US2769002A (en) * 1956-10-30 Preparation of phenthiazine compounds
DE175067C (en) *
US856811A (en) * 1906-02-06 1907-06-11 Basf Ag Dye of the anthraquinone series and process of making same.
US1931021A (en) * 1930-05-21 1933-10-17 Du Pont Process for preparing pyranthrone
US2787622A (en) * 1954-08-17 1957-04-02 Allied Chem & Dye Corp Process for producing pyranthrone
US2855408A (en) * 1957-01-17 1958-10-07 Du Pont Preparation of pyranthrone
US3213155A (en) * 1961-05-19 1965-10-19 Exxon Research Engineering Co Monoolefin isomerization process
DE1215284B (en) * 1962-12-04 1966-04-28 Cassella Farbwerke Mainkur Ag Process for the preparation of dyes of the anthraquinonazine series
DE1264648B (en) * 1963-11-30 1968-03-28 Cassella Farbwerke Mainkur Ag Process for the preparation of dyes of the anthraquinone azine series
US3446810A (en) * 1967-12-26 1969-05-27 Allied Chem Caustic fusion of polycyclic aromatic compounds
DE1951708C3 (en) * 1969-10-14 1975-02-20 Basf Ag, 6700 Ludwigshafen Method of making pyranthrones n

Also Published As

Publication number Publication date
NL7204183A (en) 1972-10-03
DE2115131B2 (en) 1976-01-08
DE2115131C3 (en) 1981-09-24
DE2115131A1 (en) 1972-10-05

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