GB2037799B - Substituted furopyridinones and furopyrazinones as colour formers in pressure-sensitive and thermal imaging systems - Google Patents

Substituted furopyridinones and furopyrazinones as colour formers in pressure-sensitive and thermal imaging systems

Info

Publication number
GB2037799B
GB2037799B GB7942548A GB7942548A GB2037799B GB 2037799 B GB2037799 B GB 2037799B GB 7942548 A GB7942548 A GB 7942548A GB 7942548 A GB7942548 A GB 7942548A GB 2037799 B GB2037799 B GB 2037799B
Authority
GB
United Kingdom
Prior art keywords
furopyridinones
furopyrazinones
sensitive
substituted
pressure
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
GB7942548A
Other versions
GB2037799A (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.)
STWB Inc
Original Assignee
Sterling Drug 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 US05/968,082 external-priority patent/US4211872A/en
Priority claimed from US06/048,534 external-priority patent/US4243250A/en
Application filed by Sterling Drug Inc filed Critical Sterling Drug Inc
Publication of GB2037799A publication Critical patent/GB2037799A/en
Application granted granted Critical
Publication of GB2037799B publication Critical patent/GB2037799B/en
Expired 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
    • 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
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/30—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using chemical colour formers
    • B41M5/323—Organic colour formers, e.g. leuco dyes
    • B41M5/327—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom 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 ring carbon atoms
    • C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D213/79—Acids; Esters
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom 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 ring carbon atoms
    • C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D213/79—Acids; Esters
    • C07D213/80—Acids; Esters in position 3
GB7942548A 1978-12-11 1979-12-10 Substituted furopyridinones and furopyrazinones as colour formers in pressure-sensitive and thermal imaging systems Expired GB2037799B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/968,082 US4211872A (en) 1978-12-11 1978-12-11 Substituted furopyridinones and furopyrazinones
US06/048,534 US4243250A (en) 1979-06-14 1979-06-14 Carbonless duplicating systems

Publications (2)

Publication Number Publication Date
GB2037799A GB2037799A (en) 1980-07-16
GB2037799B true GB2037799B (en) 1983-01-06

Family

ID=26726232

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7942548A Expired GB2037799B (en) 1978-12-11 1979-12-10 Substituted furopyridinones and furopyrazinones as colour formers in pressure-sensitive and thermal imaging systems

Country Status (15)

Country Link
KR (1) KR830001841B1 (en)
AU (1) AU527175B2 (en)
BR (1) BR7908016A (en)
CA (1) CA1137477A (en)
CH (1) CH645112A5 (en)
DE (1) DE2949804A1 (en)
DK (1) DK524079A (en)
ES (2) ES486713A0 (en)
FR (1) FR2444039A1 (en)
GB (1) GB2037799B (en)
GR (1) GR73183B (en)
IE (1) IE49314B1 (en)
IT (1) IT1127277B (en)
MX (1) MX151977A (en)
NL (1) NL7908868A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH652733A5 (en) * 1983-04-07 1985-11-29 Ciba Geigy Ag METHOD FOR PRODUCING 4-AZAPHTHALIDE COMPOUNDS.
GB8504631D0 (en) * 1985-02-22 1985-03-27 Ici Plc Chromogenic compounds

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE791793A (en) * 1971-12-06 1973-03-16 Ncr Co CHROMOGENIC COMPOUNDS
GB1564559A (en) * 1976-12-29 1980-04-10 Sterling Drug Inc 3(diphenylamino) phthalides

Also Published As

Publication number Publication date
MX151977A (en) 1985-05-23
KR830001287A (en) 1983-04-30
FR2444039A1 (en) 1980-07-11
FR2444039B1 (en) 1983-08-05
ES8102123A1 (en) 1980-12-16
ES8106668A1 (en) 1981-08-01
KR830001841B1 (en) 1983-09-14
GR73183B (en) 1984-02-14
NL7908868A (en) 1980-06-13
CH645112A5 (en) 1984-09-14
AU5340479A (en) 1980-06-19
IE49314B1 (en) 1985-09-18
AU527175B2 (en) 1983-02-17
GB2037799A (en) 1980-07-16
IT7927840A0 (en) 1979-12-04
DK524079A (en) 1980-06-12
CA1137477A (en) 1982-12-14
ES493884A0 (en) 1981-08-01
BR7908016A (en) 1980-09-23
DE2949804A1 (en) 1980-06-19
IE792282L (en) 1980-06-11
ES486713A0 (en) 1980-12-16
IT1127277B (en) 1986-05-21

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Legal Events

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