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CH481175A - Verfahren zur Herstellung neuer Tetrazapentacene - Google Patents

Verfahren zur Herstellung neuer Tetrazapentacene

Info

Publication number
CH481175A
CH481175A CH295167A CH295167A CH481175A CH 481175 A CH481175 A CH 481175A CH 295167 A CH295167 A CH 295167A CH 295167 A CH295167 A CH 295167A CH 481175 A CH481175 A CH 481175A
Authority
CH
Switzerland
Prior art keywords
tetrazapentacenes
preparation
new
new tetrazapentacenes
Prior art date
Application number
CH295167A
Other languages
English (en)
Inventor
Christian Dr Zickendraht
Dieter Dr Maeusezahl
Original Assignee
Ciba Geigy
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 Ciba Geigy filed Critical Ciba Geigy
Priority to CH295167A priority Critical patent/CH481175A/de
Priority to US701073A priority patent/US3522257A/en
Priority to GB6257/68A priority patent/GB1168572A/en
Priority to FR1563037D priority patent/FR1563037A/fr
Priority to DE19681644676 priority patent/DE1644676A1/de
Publication of CH481175A publication Critical patent/CH481175A/de

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
    • C09B17/00—Azine dyes
    • C09B17/06—Fluorindine or its derivatives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cosmetics (AREA)
  • Coloring (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH295167A 1967-02-28 1967-02-28 Verfahren zur Herstellung neuer Tetrazapentacene CH481175A (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CH295167A CH481175A (de) 1967-02-28 1967-02-28 Verfahren zur Herstellung neuer Tetrazapentacene
US701073A US3522257A (en) 1967-02-28 1968-01-29 Tetrazapentacene dyestuffs
GB6257/68A GB1168572A (en) 1967-02-28 1968-02-08 New Tetrazapentacene Dyestuffs, their manufacture and use
FR1563037D FR1563037A (de) 1967-02-28 1968-02-12
DE19681644676 DE1644676A1 (de) 1967-02-28 1968-02-17 Neue Tetrazapentacene,deren Herstellung und Verwendung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH295167A CH481175A (de) 1967-02-28 1967-02-28 Verfahren zur Herstellung neuer Tetrazapentacene

Publications (1)

Publication Number Publication Date
CH481175A true CH481175A (de) 1969-11-15

Family

ID=4245304

Family Applications (1)

Application Number Title Priority Date Filing Date
CH295167A CH481175A (de) 1967-02-28 1967-02-28 Verfahren zur Herstellung neuer Tetrazapentacene

Country Status (5)

Country Link
US (1) US3522257A (de)
CH (1) CH481175A (de)
DE (1) DE1644676A1 (de)
FR (1) FR1563037A (de)
GB (1) GB1168572A (de)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB988331A (en) * 1962-08-20 1965-04-07 Zeria Kagaku Kabushiki Kaisha 5,12-dihydro-5,7,12,14-tetraazapentacene sulphonic acids, salts thereof, and processes for the production thereof

Also Published As

Publication number Publication date
FR1563037A (de) 1969-04-11
DE1644676A1 (de) 1971-07-22
US3522257A (en) 1970-07-28
GB1168572A (en) 1969-10-29

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Legal Events

Date Code Title Description
PL Patent ceased