BE473453A - - Google Patents
Info
- Publication number
- BE473453A BE473453A BE473453DA BE473453A BE 473453 A BE473453 A BE 473453A BE 473453D A BE473453D A BE 473453DA BE 473453 A BE473453 A BE 473453A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
-
- 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
- C09B23/02—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups
-
- 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
- C09B23/02—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups
- C09B23/04—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups one >CH- group, e.g. cyanines, isocyanines, pseudocyanines
-
- 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
- C09B23/102—The polymethine chain containing an even number of >CH- groups two heterocyclic rings linked carbon-to-carbon
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US633537A US2482532A (en) | 1945-12-07 | 1945-12-07 | Merocyanines and process for their preparation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE473453A true BE473453A (xx) |
Family
ID=24540026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE473453D BE473453A (xx) | 1945-12-07 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2482532A (xx) |
| BE (1) | BE473453A (xx) |
| FR (1) | FR946450A (xx) |
| GB (1) | GB637648A (xx) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB775386A (en) * | 1954-12-02 | 1957-05-22 | Ilford Ltd | Improvements in or relating to cyanine dyes |
| US3528811A (en) * | 1967-05-17 | 1970-09-15 | Eastman Kodak Co | Photographic emulsions containing a pyrimidinedione and a desensitizing nucleus linked by a dimethine or a double bond |
| US3576640A (en) * | 1967-11-06 | 1971-04-27 | Eastman Kodak Co | Photographic elements containing a methine dye derived from 1-alkyl-3-alkyl-8-alkyl-9-alkylxanthine |
| CN113135940B (zh) * | 2020-01-20 | 2022-05-03 | 成都大学 | 一种苯并噻唑并嘧啶环化合物及其制备方法和用途 |
-
0
- BE BE473453D patent/BE473453A/xx unknown
-
1945
- 1945-12-07 US US633537A patent/US2482532A/en not_active Expired - Lifetime
-
1946
- 1946-11-25 GB GB34938/46A patent/GB637648A/en not_active Expired
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1947
- 1947-05-09 FR FR946450D patent/FR946450A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR946450A (fr) | 1949-06-02 |
| US2482532A (en) | 1949-09-20 |
| GB637648A (en) | 1950-05-24 |