FR874400A - Perfectionnements à la préparation de colorants du type cyanine et de leurs intermédiaires - Google Patents
Perfectionnements à la préparation de colorants du type cyanine et de leurs intermédiairesInfo
- Publication number
- FR874400A FR874400A FR874400DA FR874400A FR 874400 A FR874400 A FR 874400A FR 874400D A FR874400D A FR 874400DA FR 874400 A FR874400 A FR 874400A
- Authority
- FR
- France
- Prior art keywords
- cyanine
- intermediates
- preparation
- type dyes
- dyes
- 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
- C07D293/00—Heterocyclic compounds containing rings having nitrogen and selenium or nitrogen and tellurium, with or without oxygen or sulfur atoms, as the ring hetero atoms
- C07D293/10—Heterocyclic compounds containing rings having nitrogen and selenium or nitrogen and tellurium, with or without oxygen or sulfur atoms, as the ring hetero atoms condensed with carbocyclic rings or ring systems
- C07D293/12—Selenazoles; Hydrogenated selenazoles
-
- 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
- C07D277/64—Benzothiazoles with only hydrocarbon or substituted hydrocarbon radicals attached in position 2
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
- C09B23/0091—Methine or polymethine dyes, e.g. cyanine dyes having only one heterocyclic ring at one end of the methine chain, e.g. hemicyamines, hemioxonol
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
- C09B23/10—The polymethine chain containing an even number of >CH- groups
- C09B23/105—The polymethine chain containing an even number of >CH- groups two >CH- groups
-
- 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
- G03C1/00—Photosensitive materials
- G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
- G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
- G03C1/08—Sensitivity-increasing substances
- G03C1/10—Organic substances
- G03C1/12—Methine and polymethine dyes
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- General Physics & Mathematics (AREA)
- Thiazole And Isothizaole Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB13798/39A GB533425A (en) | 1939-05-09 | 1939-05-09 | Improvements in the production of dyes of the cyanine type and intermediates therefor |
Publications (1)
Publication Number | Publication Date |
---|---|
FR874400A true FR874400A (fr) | 1942-08-05 |
Family
ID=10029574
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR874400D Expired FR874400A (fr) | 1939-05-09 | 1940-05-09 | Perfectionnements à la préparation de colorants du type cyanine et de leurs intermédiaires |
FR54545D Expired FR54545E (fr) | 1939-05-09 | 1946-05-15 | Perfectionnements à la préparation de colorants du type cyanine et de leurs intermédiaires |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR54545D Expired FR54545E (fr) | 1939-05-09 | 1946-05-15 | Perfectionnements à la préparation de colorants du type cyanine et de leurs intermédiaires |
Country Status (4)
Country | Link |
---|---|
US (1) | US2301361A (fr) |
BE (1) | BE467066A (fr) |
FR (2) | FR874400A (fr) |
GB (1) | GB533425A (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2424483A (en) * | 1942-11-18 | 1947-07-22 | Du Pont | Cyanine dye intermediates, dyes, and their preparation |
US3125447A (en) * | 1960-11-25 | 1964-03-17 | Sensitized photoconductive compositions comprising zinc oxide | |
GB8312721D0 (en) * | 1983-05-09 | 1983-06-15 | Vickers Plc | Photoinitiators |
-
0
- BE BE467066D patent/BE467066A/xx unknown
-
1939
- 1939-05-09 GB GB13798/39A patent/GB533425A/en not_active Expired
-
1940
- 1940-05-09 FR FR874400D patent/FR874400A/fr not_active Expired
- 1940-11-19 US US366276A patent/US2301361A/en not_active Expired - Lifetime
-
1946
- 1946-05-15 FR FR54545D patent/FR54545E/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE467066A (fr) | |
GB533425A (en) | 1941-02-13 |
FR54545E (fr) | 1950-05-04 |
US2301361A (en) | 1942-11-10 |
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