GB1416778A - Lactone colour-formers for pressure-sensitive recording material - Google Patents
Lactone colour-formers for pressure-sensitive recording materialInfo
- Publication number
- GB1416778A GB1416778A GB5176573A GB5176573A GB1416778A GB 1416778 A GB1416778 A GB 1416778A GB 5176573 A GB5176573 A GB 5176573A GB 5176573 A GB5176573 A GB 5176573A GB 1416778 A GB1416778 A GB 1416778A
- Authority
- GB
- United Kingdom
- Prior art keywords
- alkyl
- hydrogen
- formers
- colour
- recording material
- 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
Links
- 239000000463 material Substances 0.000 title abstract 2
- 150000002596 lactones Chemical class 0.000 title 1
- 125000000217 alkyl group Chemical group 0.000 abstract 5
- SIKJAQJRHWYJAI-UHFFFAOYSA-N Indole Chemical compound C1=CC=C2NC=CC2=C1 SIKJAQJRHWYJAI-UHFFFAOYSA-N 0.000 abstract 4
- -1 Pyridine-carboxylic acid lactones Chemical class 0.000 abstract 4
- 229910052739 hydrogen Inorganic materials 0.000 abstract 3
- 239000001257 hydrogen Substances 0.000 abstract 3
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 abstract 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 2
- 125000003545 alkoxy group Chemical group 0.000 abstract 2
- 125000005843 halogen group Chemical group 0.000 abstract 2
- PZOUSPYUWWUPPK-UHFFFAOYSA-N indole Natural products CC1=CC=CC2=C1C=CN2 PZOUSPYUWWUPPK-UHFFFAOYSA-N 0.000 abstract 2
- RKJUIXBNRJVNHR-UHFFFAOYSA-N indolenine Natural products C1=CC=C2CC=NC2=C1 RKJUIXBNRJVNHR-UHFFFAOYSA-N 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- 238000005727 Friedel-Crafts reaction Methods 0.000 abstract 1
- 235000010724 Wisteria floribunda Nutrition 0.000 abstract 1
- 125000003710 aryl alkyl group Chemical group 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 125000004663 dialkyl amino group Chemical group 0.000 abstract 1
- MCQOWYALZVKMAR-UHFFFAOYSA-N furo[3,4-b]pyridine-5,7-dione Chemical compound C1=CC=C2C(=O)OC(=O)C2=N1 MCQOWYALZVKMAR-UHFFFAOYSA-N 0.000 abstract 1
- 229910052736 halogen Chemical group 0.000 abstract 1
- 150000002367 halogens Chemical group 0.000 abstract 1
- 150000002431 hydrogen Chemical class 0.000 abstract 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 abstract 1
- SYSQUGFVNFXIIT-UHFFFAOYSA-N n-[4-(1,3-benzoxazol-2-yl)phenyl]-4-nitrobenzenesulfonamide Chemical class C1=CC([N+](=O)[O-])=CC=C1S(=O)(=O)NC1=CC=C(C=2OC3=CC=CC=C3N=2)C=C1 SYSQUGFVNFXIIT-UHFFFAOYSA-N 0.000 abstract 1
- 125000000951 phenoxy group Chemical group [H]C1=C([H])C([H])=C(O*)C([H])=C1[H] 0.000 abstract 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Color Printing (AREA)
- Plural Heterocyclic Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP47111184A JPS4968818A (enrdf_load_stackoverflow) | 1972-11-08 | 1972-11-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1416778A true GB1416778A (en) | 1975-12-10 |
Family
ID=14554611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB5176573A Expired GB1416778A (en) | 1972-11-08 | 1973-11-07 | Lactone colour-formers for pressure-sensitive recording material |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS4968818A (enrdf_load_stackoverflow) |
| BE (1) | BE807076A (enrdf_load_stackoverflow) |
| DE (1) | DE2355742A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1416778A (enrdf_load_stackoverflow) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2141729A (en) * | 1983-05-09 | 1985-01-03 | Ciba Geigy Ag | Chromogenic 3,3-bisindolyl-4-azaphthalides |
| US4523018A (en) * | 1981-11-10 | 1985-06-11 | Yamamoto Kagaku Gosei Co., Ltd. | Certain bis(benzoyl)pyridine compounds |
| GB2169610A (en) * | 1985-01-15 | 1986-07-16 | Ciba Geigy Ag | Chromogenic 4-azaphthalides substituted on the pyridine ring |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0266310B1 (de) * | 1986-10-28 | 2001-12-05 | Ciba SC Holding AG | Chromogene Phthalide |
-
1972
- 1972-11-08 JP JP47111184A patent/JPS4968818A/ja active Pending
-
1973
- 1973-11-07 GB GB5176573A patent/GB1416778A/en not_active Expired
- 1973-11-08 BE BE137542A patent/BE807076A/xx unknown
- 1973-11-08 DE DE19732355742 patent/DE2355742A1/de not_active Ceased
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4523018A (en) * | 1981-11-10 | 1985-06-11 | Yamamoto Kagaku Gosei Co., Ltd. | Certain bis(benzoyl)pyridine compounds |
| GB2141729A (en) * | 1983-05-09 | 1985-01-03 | Ciba Geigy Ag | Chromogenic 3,3-bisindolyl-4-azaphthalides |
| US4587343A (en) * | 1983-05-09 | 1986-05-06 | Ciba-Geigy Corporation | Chromogenic 3,3-bisindolyl-4-azaphthalides |
| GB2169610A (en) * | 1985-01-15 | 1986-07-16 | Ciba Geigy Ag | Chromogenic 4-azaphthalides substituted on the pyridine ring |
| GB2169610B (en) * | 1985-01-15 | 1989-06-07 | Ciba Geigy Ag | Ring substituted 4-azaphthalides |
Also Published As
| Publication number | Publication date |
|---|---|
| BE807076A (fr) | 1974-03-01 |
| DE2355742A1 (de) | 1974-05-22 |
| JPS4968818A (enrdf_load_stackoverflow) | 1974-07-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |