BE853291A - Procede de preparation d'aminonitrophenols par reduction partielle de polynitrophenols - Google Patents
Procede de preparation d'aminonitrophenols par reduction partielle de polynitrophenolsInfo
- Publication number
- BE853291A BE853291A BE2055805A BE2055805A BE853291A BE 853291 A BE853291 A BE 853291A BE 2055805 A BE2055805 A BE 2055805A BE 2055805 A BE2055805 A BE 2055805A BE 853291 A BE853291 A BE 853291A
- Authority
- BE
- Belgium
- Prior art keywords
- polynitrophenols
- aminonitrophenols
- preparing
- partial reduction
- partial
- Prior art date
Links
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19762614825 DE2614825C3 (de) | 1976-04-06 | 1976-04-06 | Verfahren zur Herstellung von Aminonitrophenolen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE853291A true BE853291A (fr) | 1977-10-06 |
Family
ID=5974575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE2055805A BE853291A (fr) | 1976-04-06 | 1977-04-06 | Procede de preparation d'aminonitrophenols par reduction partielle de polynitrophenols |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS52122327A (fr) |
| BE (1) | BE853291A (fr) |
| BR (1) | BR7702163A (fr) |
| CH (1) | CH628020A5 (fr) |
| DE (1) | DE2614825C3 (fr) |
| ES (1) | ES457558A1 (fr) |
| FR (1) | FR2347332A1 (fr) |
| GB (1) | GB1512775A (fr) |
| IT (1) | IT1073238B (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3002254A1 (de) * | 1980-01-23 | 1981-07-30 | Cassella Ag, 6000 Frankfurt | Verfahren zur herstellung von 2-amino-4-nitrophenol |
| DE4018335A1 (de) * | 1990-06-08 | 1991-12-12 | Wella Ag | Mittel zum faerben von haaren mit einem gehalt an 2-amino-4-halogen-6-nitrophenolen sowie 2-amino-4-fluor-6-nitrophenol |
| CN113372228B (zh) * | 2021-06-08 | 2022-08-26 | 浙江鼎龙科技股份有限公司 | 一种2-氨基-6-氯-4-硝基苯酚的制备方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2464194A (en) * | 1945-05-05 | 1949-03-08 | Gen Aniline & Film Corp | Reduction of nitrophenols |
| GB1001092A (en) * | 1962-09-27 | 1965-08-11 | Monsanto Chem Australia Ltd | Production of aminoquinolines |
| FR1534593A (fr) * | 1966-09-02 | 1968-07-26 | Merck & Co Inc | Réduction d'un composé nitrophénylique en composé aminophénylique |
-
1976
- 1976-04-06 DE DE19762614825 patent/DE2614825C3/de not_active Expired
-
1977
- 1977-04-04 GB GB1410777A patent/GB1512775A/en not_active Expired
- 1977-04-04 IT IT4880177A patent/IT1073238B/it active
- 1977-04-04 CH CH421877A patent/CH628020A5/de not_active IP Right Cessation
- 1977-04-05 ES ES457558A patent/ES457558A1/es not_active Expired
- 1977-04-05 BR BR7702163A patent/BR7702163A/pt unknown
- 1977-04-05 JP JP3820577A patent/JPS52122327A/ja active Pending
- 1977-04-06 FR FR7710458A patent/FR2347332A1/fr active Granted
- 1977-04-06 BE BE2055805A patent/BE853291A/fr not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE2614825B2 (de) | 1980-05-08 |
| DE2614825C3 (de) | 1981-01-29 |
| IT1073238B (it) | 1985-04-13 |
| ES457558A1 (es) | 1978-03-16 |
| FR2347332B1 (fr) | 1983-09-09 |
| GB1512775A (en) | 1978-06-01 |
| FR2347332A1 (fr) | 1977-11-04 |
| CH628020A5 (en) | 1982-02-15 |
| DE2614825A1 (de) | 1977-10-13 |
| JPS52122327A (en) | 1977-10-14 |
| BR7702163A (pt) | 1978-10-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: BAYER A.G. Effective date: 19840406 |