CH574900A5 - - Google Patents
Info
- Publication number
- CH574900A5 CH574900A5 CH1178472A CH1178472A CH574900A5 CH 574900 A5 CH574900 A5 CH 574900A5 CH 1178472 A CH1178472 A CH 1178472A CH 1178472 A CH1178472 A CH 1178472A CH 574900 A5 CH574900 A5 CH 574900A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/30—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds
- C07C209/32—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups
- C07C209/36—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups by reduction of nitro groups bound to carbon atoms of six-membered aromatic rings in presence of hydrogen-containing gases and a catalyst
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712140787 DE2140787C3 (de) | 1971-08-14 | Verfahren zur Herstellung von aromatischen Diaminen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH574900A5 true CH574900A5 (en:Method) | 1976-04-30 |
Family
ID=5816748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1178472A CH574900A5 (en:Method) | 1971-08-14 | 1972-08-09 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS5740134B2 (en:Method) |
| CH (1) | CH574900A5 (en:Method) |
| FR (1) | FR2150134A5 (en:Method) |
| GB (1) | GB1344796A (en:Method) |
| IT (1) | IT1047893B (en:Method) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49132685U (en:Method) * | 1973-03-07 | 1974-11-14 | ||
| HU186018B (en) * | 1982-05-12 | 1985-05-28 | Magyar Asvanyolaj Es Foeldgaz | Process for preparing o-phenylene-diamine |
| DE3622784A1 (de) * | 1986-07-07 | 1988-01-21 | Wella Ag | Neue 5-alkoxy-2,4-diamino-alkylbenzole sowie haarfaerbemittel mit 5-alkoxy-2,4-diamino-alkyl-benzolen |
| EP0415884A1 (de) * | 1989-08-28 | 1991-03-06 | Ciba-Geigy Ag | Verfahren zur Herstellung von aromatischen Aminen |
| CN110272347A (zh) * | 2019-07-18 | 2019-09-24 | 武汉本杰明医药股份有限公司 | 一种n-甲基邻苯二胺盐酸盐的合成方法 |
| CN119504449A (zh) * | 2024-11-25 | 2025-02-25 | 宁夏瑞泰科技股份有限公司 | 一种抗变色邻苯二胺的制备方法及得到的产品 |
-
1972
- 1972-08-04 GB GB3656472A patent/GB1344796A/en not_active Expired
- 1972-08-09 CH CH1178472A patent/CH574900A5/xx not_active IP Right Cessation
- 1972-08-12 JP JP8038872A patent/JPS5740134B2/ja not_active Expired
- 1972-08-12 IT IT2819472A patent/IT1047893B/it active
- 1972-08-16 FR FR7229329A patent/FR2150134A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2150134A5 (en:Method) | 1973-03-30 |
| IT1047893B (it) | 1980-10-20 |
| JPS5740134B2 (en:Method) | 1982-08-25 |
| JPS4828430A (en:Method) | 1973-04-14 |
| DE2140787A1 (de) | 1973-02-22 |
| GB1344796A (en) | 1974-01-23 |
| DE2140787B2 (de) | 1976-08-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |