BE841769A - Procede de fabrication de 2-aryl-2h-benzotriazoles - Google Patents
Procede de fabrication de 2-aryl-2h-benzotriazolesInfo
- Publication number
- BE841769A BE841769A BE166974A BE166974A BE841769A BE 841769 A BE841769 A BE 841769A BE 166974 A BE166974 A BE 166974A BE 166974 A BE166974 A BE 166974A BE 841769 A BE841769 A BE 841769A
- Authority
- BE
- Belgium
- Prior art keywords
- benzotriazoles
- aryl
- manufacturing process
- manufacturing
- benzotriazoles manufacturing
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title 1
Classifications
-
- 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
- C07D249/16—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms condensed with carbocyclic rings or ring systems
- C07D249/18—Benzotriazoles
- C07D249/20—Benzotriazoles with aryl radicals directly attached in position 2
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US57738475A | 1975-05-14 | 1975-05-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE841769A true BE841769A (fr) | 1976-11-16 |
Family
ID=24308475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE166974A BE841769A (fr) | 1975-05-14 | 1976-05-13 | Procede de fabrication de 2-aryl-2h-benzotriazoles |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS6036430B2 (enExample) |
| BE (1) | BE841769A (enExample) |
| BR (1) | BR7603024A (enExample) |
| CH (1) | CH615166A5 (enExample) |
| DE (1) | DE2620897A1 (enExample) |
| ES (1) | ES447874A1 (enExample) |
| FR (1) | FR2311011A1 (enExample) |
| GB (1) | GB1494824A (enExample) |
| NL (1) | NL7605203A (enExample) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6471862A (en) * | 1987-09-11 | 1989-03-16 | Chemipro Kasei Kaisha Ltd | Production of 2-phenylbenzotriazole |
| DE58907083D1 (de) * | 1988-09-28 | 1994-04-07 | Ciba Geigy | Verfahren zur Herstellung von Benztriazolderivaten. |
| JPH02202880A (ja) * | 1989-01-31 | 1990-08-10 | Kemipuro Kasei Kk | ２―フェニルベンゾトリアゾール類の製造法 |
| JPH02202879A (ja) * | 1989-01-31 | 1990-08-10 | Kemipuro Kasei Kk | ２―フェニルベンゾトリアゾール類の製造法 |
| DE59003447D1 (de) * | 1989-09-20 | 1993-12-16 | Ciba Geigy | Verfahren zur Herstellung von Benztriazolen. |
| CN112538055A (zh) * | 2020-12-11 | 2021-03-23 | 西安凯立新材料股份有限公司 | 一种苯并三唑类紫外线吸收剂的制备方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH529815A (de) * | 1970-06-19 | 1972-10-31 | Ciba Geigy Ag | Verwendung von 2-(2'Hydroxyphenyl)-benztriazolverbindungen als Lichtschutzmittel |
| US3978074A (en) * | 1973-11-21 | 1976-08-31 | Uniroyal Inc. | Method of making hydroxyarylbenzotriazoles and their N-oxides |
-
1976
- 1976-05-12 CH CH593776A patent/CH615166A5/de not_active IP Right Cessation
- 1976-05-12 DE DE19762620897 patent/DE2620897A1/de not_active Ceased
- 1976-05-13 BE BE166974A patent/BE841769A/xx not_active IP Right Cessation
- 1976-05-13 ES ES447874A patent/ES447874A1/es not_active Expired
- 1976-05-13 GB GB1968676A patent/GB1494824A/en not_active Expired
- 1976-05-13 BR BR7603024A patent/BR7603024A/pt unknown
- 1976-05-13 FR FR7614392A patent/FR2311011A1/fr active Granted
- 1976-05-14 NL NL7605203A patent/NL7605203A/xx not_active Application Discontinuation
- 1976-05-14 JP JP5519676A patent/JPS6036430B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2311011A1 (fr) | 1976-12-10 |
| BR7603024A (pt) | 1977-05-31 |
| JPS51138677A (en) | 1976-11-30 |
| CH615166A5 (en) | 1980-01-15 |
| ES447874A1 (es) | 1977-07-16 |
| GB1494824A (en) | 1977-12-14 |
| NL7605203A (nl) | 1976-11-16 |
| FR2311011B1 (enExample) | 1978-05-19 |
| DE2620897A1 (de) | 1976-11-25 |
| JPS6036430B2 (ja) | 1985-08-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: CIBA-GEIGY A.G. Effective date: 19870531 |