BE839251A - Derives du benzofuranne utilisables comme azureurs optiques - Google Patents
Derives du benzofuranne utilisables comme azureurs optiquesInfo
- Publication number
- BE839251A BE839251A BE164903A BE164903A BE839251A BE 839251 A BE839251 A BE 839251A BE 164903 A BE164903 A BE 164903A BE 164903 A BE164903 A BE 164903A BE 839251 A BE839251 A BE 839251A
- Authority
- BE
- Belgium
- Prior art keywords
- blasters
- optical
- benzofurane derivatives
- benzofurane
- derivatives
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D413/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms
- C07D413/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing two hetero rings
- C07D413/04—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing two hetero rings directly linked by a ring-member-to-ring-member bond
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Detergent Compositions (AREA)
- Coloring (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752509514 DE2509514A1 (de) | 1975-03-05 | 1975-03-05 | Neue benzofuran-derivate, verfahren zu deren herstellung und verwendung als optische aufheller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE839251A true BE839251A (fr) | 1976-09-06 |
Family
ID=5940498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE164903A BE839251A (fr) | 1975-03-05 | 1976-03-05 | Derives du benzofuranne utilisables comme azureurs optiques |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS51111831A (fr) |
| BE (1) | BE839251A (fr) |
| CA (1) | CA1077489A (fr) |
| DE (1) | DE2509514A1 (fr) |
| DK (1) | DK93176A (fr) |
| FR (1) | FR2303013A1 (fr) |
| GB (1) | GB1543368A (fr) |
| IT (1) | IT1056842B (fr) |
| LU (1) | LU74475A1 (fr) |
| NL (1) | NL7602057A (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3126464A1 (de) * | 1981-07-04 | 1983-01-20 | Hoechst Ag, 6000 Frankfurt | "bis-oxdiazolyl-naphthaline, verfahren zu deren herstellung und deren verwendung" |
| WO2007032357A1 (fr) | 2005-09-12 | 2007-03-22 | Hodogaya Chemical Co., Ltd. | Composé ayant une structure de cycle oxadiazole lié à un cycle hétérocyclique aromatique et dispositif organique électroluminescent |
-
1975
- 1975-03-05 DE DE19752509514 patent/DE2509514A1/de active Pending
-
1976
- 1976-02-27 NL NL7602057A patent/NL7602057A/xx not_active Application Discontinuation
- 1976-03-03 IT IT2081576A patent/IT1056842B/it active
- 1976-03-03 LU LU74475A patent/LU74475A1/xx unknown
- 1976-03-04 CA CA247,078A patent/CA1077489A/fr not_active Expired
- 1976-03-04 DK DK93176A patent/DK93176A/da unknown
- 1976-03-04 JP JP51022725A patent/JPS51111831A/ja active Pending
- 1976-03-05 FR FR7606283A patent/FR2303013A1/fr active Granted
- 1976-03-05 GB GB897676A patent/GB1543368A/en not_active Expired
- 1976-03-05 BE BE164903A patent/BE839251A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DK93176A (da) | 1976-09-06 |
| FR2303013A1 (fr) | 1976-10-01 |
| JPS51111831A (en) | 1976-10-02 |
| DE2509514A1 (de) | 1976-09-16 |
| FR2303013B1 (fr) | 1979-05-25 |
| CA1077489A (fr) | 1980-05-13 |
| NL7602057A (nl) | 1976-09-07 |
| GB1543368A (en) | 1979-04-04 |
| LU74475A1 (fr) | 1977-01-10 |
| IT1056842B (it) | 1982-02-20 |
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