FR1197861A - Nouveaux copulants chromogènes - Google Patents
Nouveaux copulants chromogènesInfo
- Publication number
- FR1197861A FR1197861A FR1197861DA FR1197861A FR 1197861 A FR1197861 A FR 1197861A FR 1197861D A FR1197861D A FR 1197861DA FR 1197861 A FR1197861 A FR 1197861A
- Authority
- FR
- France
- Prior art keywords
- new chromogenic
- chromogenic couplers
- couplers
- new
- chromogenic
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/78—Benzo [b] furans; Hydrogenated benzo [b] furans
- C07D307/79—Benzo [b] furans; Hydrogenated benzo [b] furans with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the hetero ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/58—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
- G03C7/30—Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
- G03C7/32—Colour coupling substances
- G03C7/36—Couplers containing compounds with active methylene groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Color Printing (AREA)
- Heat Sensitive Colour Forming Recording (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1607/57A GB819827A (en) | 1957-01-16 | 1957-01-16 | Benzofuran and benzopyran derivatives |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1197861A true FR1197861A (fr) | 1959-12-03 |
Family
ID=9724871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1197861D Expired FR1197861A (fr) | 1957-01-16 | 1958-01-13 | Nouveaux copulants chromogènes |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2953576A (US06623731-20030923-C00012.png) |
| BE (1) | BE563926A (US06623731-20030923-C00012.png) |
| FR (1) | FR1197861A (US06623731-20030923-C00012.png) |
| GB (1) | GB819827A (US06623731-20030923-C00012.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE607498A (US06623731-20030923-C00012.png) * | 1960-08-24 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2435173A (en) * | 1944-06-07 | 1948-01-27 | Gen Aniline & Film Corp | Acetyl n-heterocyclic couplers for color photography |
| US2507473A (en) * | 1946-01-03 | 1950-05-09 | Smith Kline French Lab | Coumaran derivatives and process for preparing same |
| US2694635A (en) * | 1951-12-05 | 1954-11-16 | Eastman Kodak Co | Couplers for color photography |
| US2636885A (en) * | 1952-04-30 | 1953-04-28 | Gen Aniline & Film Corp | Substituted benzofuranes |
-
0
- BE BE563926D patent/BE563926A/xx unknown
-
1957
- 1957-01-16 GB GB1607/57A patent/GB819827A/en not_active Expired
-
1958
- 1958-01-10 US US708080A patent/US2953576A/en not_active Expired - Lifetime
- 1958-01-13 FR FR1197861D patent/FR1197861A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE563926A (US06623731-20030923-C00012.png) | |
| GB819827A (en) | 1959-09-09 |
| US2953576A (en) | 1960-09-20 |
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