GB1353165A - Benzoxanthene and benzothioxanthene dyestuffs and process for their preparation - Google Patents

Benzoxanthene and benzothioxanthene dyestuffs and process for their preparation

Info

Publication number
GB1353165A
GB1353165A GB1655271A GB1655271A GB1353165A GB 1353165 A GB1353165 A GB 1353165A GB 1655271 A GB1655271 A GB 1655271A GB 1655271 A GB1655271 A GB 1655271A GB 1353165 A GB1353165 A GB 1353165A
Authority
GB
United Kingdom
Prior art keywords
formula
benzoxanthene
dyes
alkoxy
halogen
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
GB1655271A
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.)
Hoechst AG
Original Assignee
Hoechst AG
Farbwerke 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, Farbwerke Hoechst AG filed Critical Hoechst AG
Publication of GB1353165A publication Critical patent/GB1353165A/en
Expired legal-status Critical Current

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 materials, e.g. electroluminescent or chemiluminescent
    • C09K11/06—Luminescent materials, e.g. electroluminescent or chemiluminescent containing organic luminescent materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Coloring (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Luminescent Compositions (AREA)
GB1655271A 1970-05-23 1971-05-24 Benzoxanthene and benzothioxanthene dyestuffs and process for their preparation Expired GB1353165A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702025290 DE2025290C3 (de) 1970-05-23 1970-05-23 Benzoxanthen- und Benzothioxanthenfarbstoffe und Verfahren zu ihrer Herstellung

Publications (1)

Publication Number Publication Date
GB1353165A true GB1353165A (en) 1974-05-15

Family

ID=5771932

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1655271A Expired GB1353165A (en) 1970-05-23 1971-05-24 Benzoxanthene and benzothioxanthene dyestuffs and process for their preparation

Country Status (6)

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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2607966C3 (de) * 1976-02-27 1982-02-04 Hoechst Ag, 6000 Frankfurt Benzothioxanthene, Verfahren zu ihrer Herstellung und ihre Verwendung als Fluoreszenzfarbstoffe
DE2815031A1 (de) * 1978-04-07 1979-10-18 Hoechst Ag Verwendung von farbstoffen zur fluoreszenz-aktivierten helligkeitsverstaerkung

Also Published As

Publication number Publication date
DE2025290B2 (de) 1973-08-02
DE2025290C3 (de) 1974-03-21
BR7103135D0 (pt) 1973-04-12
JPS5638623B1 (https=) 1981-09-08
FR2097802A5 (https=) 1972-03-03
DE2025290A1 (de) 1971-12-02
CH549086A (de) 1974-05-15

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee