JPS5124362B2 - - Google Patents
Info
- Publication number
- JPS5124362B2 JPS5124362B2 JP48029462A JP2946273A JPS5124362B2 JP S5124362 B2 JPS5124362 B2 JP S5124362B2 JP 48029462 A JP48029462 A JP 48029462A JP 2946273 A JP2946273 A JP 2946273A JP S5124362 B2 JPS5124362 B2 JP S5124362B2
- Authority
- JP
- Japan
- 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
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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Color Printing (AREA)
- Plural Heterocyclic Compounds (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP48029462A JPS5124362B2 (de) | 1973-03-15 | 1973-03-15 | |
| DE2412509A DE2412509A1 (de) | 1973-03-15 | 1974-03-15 | Lactonverbindungen von pyridin-carbonsaeuren und verfahren zu deren herstellung |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP48029462A JPS5124362B2 (de) | 1973-03-15 | 1973-03-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS49117526A JPS49117526A (de) | 1974-11-09 |
| JPS5124362B2 true JPS5124362B2 (de) | 1976-07-23 |
Family
ID=12276754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48029462A Expired JPS5124362B2 (de) | 1973-03-15 | 1973-03-15 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS5124362B2 (de) |
| DE (1) | DE2412509A1 (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5220113A (en) * | 1975-08-06 | 1977-02-15 | Yamamoto Kagaku Gosei Kk | Recording materials |
| ES2167303T3 (es) * | 1986-10-28 | 2002-05-16 | Ciba Sc Holding Ag | Ftalidas cromogenas. |
| JP3964478B2 (ja) * | 1995-06-30 | 2007-08-22 | エーザイ・アール・アンド・ディー・マネジメント株式会社 | ヘテロ環含有カルボン酸誘導体及びそれを含有する医薬 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4865011A (de) * | 1971-12-06 | 1973-09-07 |
-
1973
- 1973-03-15 JP JP48029462A patent/JPS5124362B2/ja not_active Expired
-
1974
- 1974-03-15 DE DE2412509A patent/DE2412509A1/de active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4865011A (de) * | 1971-12-06 | 1973-09-07 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS49117526A (de) | 1974-11-09 |
| DE2412509A1 (de) | 1974-09-26 |