BE789595A - Procede de preparation de coupleurs de la famille des phenols ou naphtols substitues en position quatre par un groupe thioether - Google Patents
Procede de preparation de coupleurs de la famille des phenols ou naphtols substitues en position quatre par un groupe thioetherInfo
- Publication number
- BE789595A BE789595A BE789595DA BE789595A BE 789595 A BE789595 A BE 789595A BE 789595D A BE789595D A BE 789595DA BE 789595 A BE789595 A BE 789595A
- Authority
- BE
- Belgium
- Prior art keywords
- naphtols
- couplers
- phenols
- preparing
- thioether group
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D277/00—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings
- C07D277/60—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings condensed with carbocyclic rings or ring systems
- C07D277/62—Benzothiazoles
- C07D277/68—Benzothiazoles 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 in position 2
- C07D277/70—Sulfur atoms
- C07D277/74—Sulfur atoms substituted by carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D235/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings
- C07D235/02—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings condensed with carbocyclic rings or ring systems
- C07D235/04—Benzimidazoles; Hydrogenated benzimidazoles
- C07D235/24—Benzimidazoles; Hydrogenated benzimidazoles 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 in position 2
- C07D235/28—Sulfur atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D249/00—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
- C07D249/02—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms not condensed with other rings
- C07D249/08—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
- C07D249/10—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles 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
- C07D249/12—Oxygen or sulfur atoms
-
- 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
- G03C7/305—Substances liberating photographically active agents, e.g. development-inhibiting releasing couplers
- G03C7/30511—Substances liberating photographically active agents, e.g. development-inhibiting releasing couplers characterised by the releasing group
- G03C7/30517—2-equivalent couplers, i.e. with a substitution on the coupling site being compulsory with the exception of halogen-substitution
- G03C7/30523—Phenols or naphtols couplers
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US18583371A | 1971-10-01 | 1971-10-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE789595A true BE789595A (fr) | 1973-04-02 |
Family
ID=22682630
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE789595D BE789595A (fr) | 1971-10-01 | Procede de preparation de coupleurs de la famille des phenols ou naphtols substitues en position quatre par un groupe thioether |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS4843720A (fr) |
BE (1) | BE789595A (fr) |
DE (1) | DE2247496A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4962018A (en) * | 1988-06-21 | 1990-10-09 | Eastman Kodak Company | Photographic materials containing DIR compounds and process of imaging |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1223349B (it) * | 1987-11-05 | 1990-09-19 | Minnesota Mining & Mfg | Materiale fotografico fotosensibile a colori agli alogenuri d'argento |
-
0
- BE BE789595D patent/BE789595A/fr unknown
-
1972
- 1972-09-28 DE DE19722247496 patent/DE2247496A1/de active Pending
- 1972-10-02 JP JP9808472A patent/JPS4843720A/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4962018A (en) * | 1988-06-21 | 1990-10-09 | Eastman Kodak Company | Photographic materials containing DIR compounds and process of imaging |
Also Published As
Publication number | Publication date |
---|---|
DE2247496A1 (de) | 1973-05-24 |
JPS4843720A (fr) | 1973-06-23 |
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