IT1127277B - Furopiridinoni e furopirazioni sostituiti impiegati come cromogeni in sistemi di duplicazione sensibili alla pressione e termici - Google Patents
Furopiridinoni e furopirazioni sostituiti impiegati come cromogeni in sistemi di duplicazione sensibili alla pressione e termiciInfo
- Publication number
- IT1127277B IT1127277B IT27840/79A IT2784079A IT1127277B IT 1127277 B IT1127277 B IT 1127277B IT 27840/79 A IT27840/79 A IT 27840/79A IT 2784079 A IT2784079 A IT 2784079A IT 1127277 B IT1127277 B IT 1127277B
- Authority
- IT
- Italy
- Prior art keywords
- furopyridinons
- furopirations
- chromogenes
- replaced
- thermal
- Prior art date
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
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 |
|---|---|
| IT7927840A0 IT7927840A0 (it) | 1979-12-04 |
| IT1127277B true IT1127277B (it) | 1986-05-21 |
Family
ID=26726232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT27840/79A IT1127277B (it) | 1978-12-11 | 1979-12-04 | Furopiridinoni e furopirazioni sostituiti impiegati come cromogeni in sistemi di duplicazione sensibili alla pressione e termici |
Country Status (15)
| Country | Link |
|---|---|
| KR (1) | KR830001841B1 (it) |
| AU (1) | AU527175B2 (it) |
| BR (1) | BR7908016A (it) |
| CA (1) | CA1137477A (it) |
| CH (1) | CH645112A5 (it) |
| DE (1) | DE2949804A1 (it) |
| DK (1) | DK524079A (it) |
| ES (2) | ES486713A0 (it) |
| FR (1) | FR2444039A1 (it) |
| GB (1) | GB2037799B (it) |
| GR (1) | GR73183B (it) |
| IE (1) | IE49314B1 (it) |
| IT (1) | IT1127277B (it) |
| MX (1) | MX151977A (it) |
| NL (1) | NL7908868A (it) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH652733A5 (de) * | 1983-04-07 | 1985-11-29 | Ciba Geigy Ag | Verfahren zur herstellung von 4-azaphthalidverbindungen. |
| GB8504631D0 (en) * | 1985-02-22 | 1985-03-27 | Ici Plc | Chromogenic compounds |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE791793A (fr) * | 1971-12-06 | 1973-03-16 | Ncr Co | Composes chromogenes |
| GB1564559A (en) * | 1976-12-29 | 1980-04-10 | Sterling Drug Inc | 3(diphenylamino) phthalides |
-
1979
- 1979-11-28 CA CA000340769A patent/CA1137477A/en not_active Expired
- 1979-11-28 IE IE2282/79A patent/IE49314B1/en unknown
- 1979-12-03 AU AU53404/79A patent/AU527175B2/en not_active Expired - Fee Related
- 1979-12-04 IT IT27840/79A patent/IT1127277B/it active
- 1979-12-07 FR FR7930155A patent/FR2444039A1/fr active Granted
- 1979-12-07 GR GR60713A patent/GR73183B/el unknown
- 1979-12-07 MX MX180378A patent/MX151977A/es unknown
- 1979-12-10 DK DK524079A patent/DK524079A/da not_active Application Discontinuation
- 1979-12-10 ES ES486713A patent/ES486713A0/es active Granted
- 1979-12-10 GB GB7942548A patent/GB2037799B/en not_active Expired
- 1979-12-10 BR BR7908016A patent/BR7908016A/pt unknown
- 1979-12-10 KR KR1019790004349A patent/KR830001841B1/ko active
- 1979-12-10 NL NL7908868A patent/NL7908868A/nl not_active Application Discontinuation
- 1979-12-11 DE DE19792949804 patent/DE2949804A1/de not_active Ceased
- 1979-12-11 CH CH1097479A patent/CH645112A5/fr not_active IP Right Cessation
-
1980
- 1980-07-31 ES ES493884A patent/ES493884A0/es active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| GB2037799B (en) | 1983-01-06 |
| MX151977A (es) | 1985-05-23 |
| KR830001287A (ko) | 1983-04-30 |
| FR2444039A1 (fr) | 1980-07-11 |
| FR2444039B1 (it) | 1983-08-05 |
| ES8102123A1 (es) | 1980-12-16 |
| ES8106668A1 (es) | 1981-08-01 |
| KR830001841B1 (ko) | 1983-09-14 |
| GR73183B (it) | 1984-02-14 |
| NL7908868A (nl) | 1980-06-13 |
| CH645112A5 (fr) | 1984-09-14 |
| AU5340479A (en) | 1980-06-19 |
| IE49314B1 (en) | 1985-09-18 |
| AU527175B2 (en) | 1983-02-17 |
| GB2037799A (en) | 1980-07-16 |
| IT7927840A0 (it) | 1979-12-04 |
| DK524079A (da) | 1980-06-12 |
| CA1137477A (en) | 1982-12-14 |
| ES493884A0 (es) | 1981-08-01 |
| BR7908016A (pt) | 1980-09-23 |
| DE2949804A1 (de) | 1980-06-19 |
| IE792282L (en) | 1980-06-11 |
| ES486713A0 (es) | 1980-12-16 |
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