BE747827A - Procede de preparation de coupleurs chromogenes et nouveaux coupleurs obtenus - Google Patents
Procede de preparation de coupleurs chromogenes et nouveaux coupleurs obtenusInfo
- Publication number
- BE747827A BE747827A BE747827DA BE747827A BE 747827 A BE747827 A BE 747827A BE 747827D A BE747827D A BE 747827DA BE 747827 A BE747827 A BE 747827A
- Authority
- BE
- Belgium
- Prior art keywords
- couplers
- chromogenous
- preparing
- new
- new couplers
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
- C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
- C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D231/14—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members 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
- C07D231/28—Two oxygen or sulfur atoms
- C07D231/30—Two oxygen or sulfur atoms attached in positions 3 and 5
- C07D231/32—Oxygen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
- C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
- C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D231/14—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members 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
- C07D231/44—Oxygen and nitrogen or sulfur and nitrogen atoms
- C07D231/52—Oxygen atom in position 3 and nitrogen atom in position 5, or vice versa
-
- 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
- G03C7/38—Couplers containing compounds with active methylene groups in rings
- G03C7/384—Couplers containing compounds with active methylene groups in rings in pyrazolone rings
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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US81285369A | 1969-04-02 | 1969-04-02 | |
US966570A | 1970-02-09 | 1970-02-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE747827A true BE747827A (fr) | 1970-08-31 |
Family
ID=26679755
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE747827D BE747827A (fr) | 1969-04-02 | 1970-03-23 | Procede de preparation de coupleurs chromogenes et nouveaux coupleurs obtenus |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS4828690B1 (xx) |
BE (1) | BE747827A (xx) |
CH (1) | CH522650A (xx) |
DE (2) | DE2015867C3 (xx) |
GB (1) | GB1293640A (xx) |
-
1970
- 1970-03-23 BE BE747827D patent/BE747827A/xx not_active IP Right Cessation
- 1970-03-26 GB GB1487170A patent/GB1293640A/en not_active Expired
- 1970-04-02 DE DE19702015867 patent/DE2015867C3/de not_active Expired
- 1970-04-02 DE DE19702015814 patent/DE2015814A1/de active Pending
- 1970-04-02 CH CH488070A patent/CH522650A/fr not_active IP Right Cessation
- 1970-04-02 JP JP2749970A patent/JPS4828690B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2015867B2 (de) | 1977-12-01 |
CH522650A (fr) | 1972-06-30 |
DE2015814A1 (xx) | 1970-10-29 |
DE2015867A1 (de) | 1970-12-17 |
DE2015867C3 (de) | 1978-07-27 |
GB1293640A (en) | 1972-10-18 |
JPS4828690B1 (xx) | 1973-09-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE20 | Patent expired |
Owner name: EASTMAN KODAK CY Effective date: 19900323 |