DE2520148C2 - - Google Patents

Info

Publication number
DE2520148C2
DE2520148C2 DE2520148A DE2520148A DE2520148C2 DE 2520148 C2 DE2520148 C2 DE 2520148C2 DE 2520148 A DE2520148 A DE 2520148A DE 2520148 A DE2520148 A DE 2520148A DE 2520148 C2 DE2520148 C2 DE 2520148C2
Authority
DE
Germany
Prior art keywords
radical
quinoxalic
hydrogen
furo
quinoxalin
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
DE2520148A
Other languages
German (de)
English (en)
Other versions
DE2520148A1 (de
Inventor
Sheldon Appleton Wis. Us Farber
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.)
Oldapco Inc
Original Assignee
Appleton Papers Inc
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 US00352832A external-priority patent/US3853869A/en
Application filed by Appleton Papers Inc filed Critical Appleton Papers Inc
Publication of DE2520148A1 publication Critical patent/DE2520148A1/de
Application granted granted Critical
Publication of DE2520148C2 publication Critical patent/DE2520148C2/de
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
    • C07D491/02—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains two hetero rings
    • C07D491/04—Ortho-condensed systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/124—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components
    • B41M5/132—Chemical colour-forming components; Additives or binders therefor
    • B41M5/136—Organic colour formers, e.g. leuco dyes
    • B41M5/145—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D241/00—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings
    • C07D241/36—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings condensed with carbocyclic rings or ring systems
    • C07D241/38—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings condensed with carbocyclic rings or ring systems with only hydrogen or carbon atoms directly attached to the ring nitrogen atoms
    • C07D241/40—Benzopyrazines
    • C07D241/44—Benzopyrazines with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to carbon atoms of the hetero ring
    • 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
    • C09B11/00—Diaryl- or thriarylmethane dyes
    • C09B11/04—Diaryl- or thriarylmethane dyes derived from triarylmethanes, i.e. central C-atom is substituted by amino, cyano, alkyl
    • C09B11/26—Triarylmethane dyes in which at least one of the aromatic nuclei is heterocyclic

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Color Printing (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Plural Heterocyclic Compounds (AREA)
DE19752520148 1971-12-06 1975-05-06 Chromogene chinoxalin-verbindungen Granted DE2520148A1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US20532571A 1971-12-06 1971-12-06
US00352832A US3853869A (en) 1971-12-06 1973-04-19 7-(1-ethyl-2-methylindol-3-yl) 7-(substituted)-5,7-dihydrofuro (3,4-b) pyrazin-5-one
US46811274A 1974-05-08 1974-05-08

Publications (2)

Publication Number Publication Date
DE2520148A1 DE2520148A1 (de) 1976-01-22
DE2520148C2 true DE2520148C2 (bg) 1987-09-03

Family

ID=32966394

Family Applications (2)

Application Number Title Priority Date Filing Date
DE2259409A Expired DE2259409C2 (de) 1971-12-06 1972-12-05 Chromogene Furo[3,4-b]pyridin-7-one und -pyrazin-5-one
DE19752520148 Granted DE2520148A1 (de) 1971-12-06 1975-05-06 Chromogene chinoxalin-verbindungen

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE2259409A Expired DE2259409C2 (de) 1971-12-06 1972-12-05 Chromogene Furo[3,4-b]pyridin-7-one und -pyrazin-5-one

Country Status (1)

Country Link
DE (2) DE2259409C2 (bg)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2259409C2 (de) * 1971-12-06 1985-10-10 Appleton Papers Inc., Appleton, Wis. Chromogene Furo[3,4-b]pyridin-7-one und -pyrazin-5-one
JPS585210B2 (ja) * 1973-07-24 1983-01-29 保土谷化学工業株式会社 シキソ ノ セイソクウホウホウ
GB1467898A (en) * 1974-04-09 1977-03-23 Ciba Geigy Ag Heterocyclic substituted lactone compounds their manufacture and use
JPS5316731B2 (bg) * 1974-07-08 1978-06-03
US4020056A (en) * 1975-04-10 1977-04-26 Ncr Corporation Di-vinyl phthalides color formers
US4022771A (en) * 1975-04-10 1977-05-10 Ncr Corporation Aminophenyl lactone compounds containing an ethyleno group
JPS5220113A (en) * 1975-08-06 1977-02-15 Yamamoto Kagaku Gosei Kk Recording materials
DK536979A (da) * 1978-12-29 1980-06-30 Appleton Paper Inc Chromogent materiale og fremgangsmaade til fremstilling deraf
GR73674B (bg) * 1978-12-29 1984-03-29 Appleton Paper Inc
US4660060A (en) * 1985-06-17 1987-04-21 The Hilton-Davis Chemical Co. Imaging systems containing 3-(indol-3-yl)-3-(4-substituted aminophenyl)phthalides
US8372782B2 (en) 2003-02-28 2013-02-12 Zink Imaging, Inc. Imaging system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3491116A (en) * 1967-01-30 1970-01-20 Ncr Co 3-(phenyl)-3-(indol-3-yl)-phthalides
DE2259409C2 (de) * 1971-12-06 1985-10-10 Appleton Papers Inc., Appleton, Wis. Chromogene Furo[3,4-b]pyridin-7-one und -pyrazin-5-one

Also Published As

Publication number Publication date
DE2259409C2 (de) 1985-10-10
DE2259409A1 (de) 1973-06-20
DE2520148A1 (de) 1976-01-22

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Legal Events

Date Code Title Description
OGA New person/name/address of the applicant
8127 New person/name/address of the applicant

Owner name: APPLETON PAPERS INC., APPLETON, WIS., US

8128 New person/name/address of the agent

Representative=s name: WEICKMANN, H., DIPL.-ING. FINCKE, K., DIPL.-PHYS.

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee