CH549086A - PROCESS FOR MANUFACTURING BENZOXANTHEN AND BENZOTHIOXANTHEN DYES. - Google Patents

PROCESS FOR MANUFACTURING BENZOXANTHEN AND BENZOTHIOXANTHEN DYES.

Info

Publication number
CH549086A
CH549086A CH729671A CH729671A CH549086A CH 549086 A CH549086 A CH 549086A CH 729671 A CH729671 A CH 729671A CH 729671 A CH729671 A CH 729671A CH 549086 A CH549086 A CH 549086A
Authority
CH
Switzerland
Prior art keywords
benzoxanthen
benzothioxanthen
dyes
manufacturing
manufacturing benzoxanthen
Prior art date
Application number
CH729671A
Other languages
German (de)
Original Assignee
Hoechst 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 Hoechst Ag filed Critical Hoechst Ag
Publication of CH549086A publication Critical patent/CH549086A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
    • C07D493/02—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
    • C07D493/06—Peri-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
    • C09K11/06—Luminescent, e.g. electroluminescent, chemiluminescent materials containing organic luminescent materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Coloring (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Luminescent Compositions (AREA)
CH729671A 1970-05-23 1971-05-18 PROCESS FOR MANUFACTURING BENZOXANTHEN AND BENZOTHIOXANTHEN DYES. CH549086A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702025290 DE2025290C3 (en) 1970-05-23 1970-05-23 Benzoxanthene and benzothioxanthene dyes and processes for their preparation

Publications (1)

Publication Number Publication Date
CH549086A true CH549086A (en) 1974-05-15

Family

ID=5771932

Family Applications (1)

Application Number Title Priority Date Filing Date
CH729671A CH549086A (en) 1970-05-23 1971-05-18 PROCESS FOR MANUFACTURING BENZOXANTHEN AND BENZOTHIOXANTHEN DYES.

Country Status (6)

Country Link
JP (1) JPS5638623B1 (en)
BR (1) BR7103135D0 (en)
CH (1) CH549086A (en)
DE (1) DE2025290C3 (en)
FR (1) FR2097802A5 (en)
GB (1) GB1353165A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2607966C3 (en) * 1976-02-27 1982-02-04 Hoechst Ag, 6000 Frankfurt Benzothioxanthenes, process for their preparation and their use as fluorescent dyes
DE2815031A1 (en) * 1978-04-07 1979-10-18 Hoechst Ag USE OF COLORS FOR FLUORESCENCE-ACTIVATED BRIGHTNESS GAIN

Also Published As

Publication number Publication date
GB1353165A (en) 1974-05-15
JPS5638623B1 (en) 1981-09-08
FR2097802A5 (en) 1972-03-03
DE2025290A1 (en) 1971-12-02
BR7103135D0 (en) 1973-04-12
DE2025290B2 (en) 1973-08-02
DE2025290C3 (en) 1974-03-21

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Legal Events

Date Code Title Description
PL Patent ceased