DD209616A5 - Verfahren zur herstellung von o-nitrobenzaldehyd - Google Patents
Verfahren zur herstellung von o-nitrobenzaldehyd Download PDFInfo
- Publication number
- DD209616A5 DD209616A5 DD83249352A DD24935283A DD209616A5 DD 209616 A5 DD209616 A5 DD 209616A5 DD 83249352 A DD83249352 A DD 83249352A DD 24935283 A DD24935283 A DD 24935283A DD 209616 A5 DD209616 A5 DD 209616A5
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- nitrobenzaldehyde
- item
- acetal
- preparation
- mixture
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
- C07C205/44—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by —CHO groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
- C07C201/06—Preparation of nitro compounds
- C07C201/12—Preparation of nitro compounds by reactions not involving the formation of nitro groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
- C07C201/06—Preparation of nitro compounds
- C07C201/16—Separation; Purification; Stabilisation; Use of additives
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Hydrogenated Pyridines (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19823212069 DE3212069A1 (de) | 1982-04-01 | 1982-04-01 | Verfahren zur herstellung von o-nitrobenzaldehyd |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD209616A5 true DD209616A5 (de) | 1984-05-16 |
Family
ID=6159932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD83249352A DD209616A5 (de) | 1982-04-01 | 1983-03-30 | Verfahren zur herstellung von o-nitrobenzaldehyd |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US4450297A (fi) |
| EP (1) | EP0091575B1 (fi) |
| JP (1) | JPS58177940A (fi) |
| KR (1) | KR900008112B1 (fi) |
| AT (1) | ATE25075T1 (fi) |
| CA (1) | CA1186698A (fi) |
| DD (1) | DD209616A5 (fi) |
| DE (2) | DE3212069A1 (fi) |
| DK (1) | DK156824C (fi) |
| ES (1) | ES8401925A1 (fi) |
| FI (1) | FI76548C (fi) |
| HU (1) | HU190626B (fi) |
| IL (1) | IL68257A (fi) |
| NO (1) | NO155803B (fi) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4714783A (en) * | 1986-05-12 | 1987-12-22 | Uop Inc. | Separation of nitrobenzaldehyde isomers |
| DE4434848A1 (de) * | 1994-09-29 | 1996-04-04 | Bayer Ag | Verfahren zur Trennung von Nitrobenzaldehyd-Isomerengemischen |
| DE10244439A1 (de) * | 2002-09-24 | 2004-03-25 | Mathys Orthopädie GmbH | Keramische Endoprothesenkomponenten und Verfahren zu ihrer Herstellung |
| CN102786372A (zh) * | 2011-12-30 | 2012-11-21 | 青岛科技大学 | 间硝基苯甲醛衍生物的合成 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE116124C (fi) * | ||||
| US1509412A (en) * | 1920-01-24 | 1924-09-23 | Nat Aniline & Chem Co Inc | Production of meta-nitrobenzaldehyde |
| GB1154315A (en) * | 1965-06-09 | 1969-06-04 | Hoffmann La Roche | Benzodiazepine Derivatives Preparation |
| AR204859A1 (es) * | 1974-03-28 | 1976-03-05 | Bayer Ag | Procedimiento para la produccion de 2-nitrobenzaldehido |
| DE2808930A1 (de) * | 1978-03-02 | 1979-09-06 | Bayer Ag | Verfahren zur herstellung von 2-nitrobenzaldehyd |
-
1982
- 1982-04-01 DE DE19823212069 patent/DE3212069A1/de not_active Withdrawn
-
1983
- 1983-03-17 NO NO830951A patent/NO155803B/no not_active IP Right Cessation
- 1983-03-17 US US06/476,093 patent/US4450297A/en not_active Expired - Lifetime
- 1983-03-21 AT AT83102757T patent/ATE25075T1/de not_active IP Right Cessation
- 1983-03-21 EP EP83102757A patent/EP0091575B1/de not_active Expired
- 1983-03-21 DE DE8383102757T patent/DE3369313D1/de not_active Expired
- 1983-03-28 IL IL68257A patent/IL68257A/xx not_active IP Right Cessation
- 1983-03-28 JP JP58050587A patent/JPS58177940A/ja active Granted
- 1983-03-30 ES ES521186A patent/ES8401925A1/es not_active Expired
- 1983-03-30 DK DK148983A patent/DK156824C/da not_active IP Right Cessation
- 1983-03-30 KR KR1019830001304A patent/KR900008112B1/ko not_active IP Right Cessation
- 1983-03-30 CA CA000424916A patent/CA1186698A/en not_active Expired
- 1983-03-30 DD DD83249352A patent/DD209616A5/de not_active IP Right Cessation
- 1983-03-30 FI FI831103A patent/FI76548C/fi not_active IP Right Cessation
- 1983-03-31 HU HU831109A patent/HU190626B/hu not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FI831103A0 (fi) | 1983-03-30 |
| JPH0229065B2 (fi) | 1990-06-27 |
| DK148983D0 (da) | 1983-03-30 |
| US4450297A (en) | 1984-05-22 |
| DE3369313D1 (en) | 1987-02-26 |
| DK148983A (da) | 1983-10-02 |
| KR840004056A (ko) | 1984-10-06 |
| JPS58177940A (ja) | 1983-10-18 |
| ES521186A0 (es) | 1984-01-01 |
| DE3212069A1 (de) | 1983-10-06 |
| ATE25075T1 (de) | 1987-02-15 |
| CA1186698A (en) | 1985-05-07 |
| FI831103L (fi) | 1983-10-02 |
| HU190626B (en) | 1986-09-29 |
| KR900008112B1 (ko) | 1990-10-31 |
| FI76548B (fi) | 1988-07-29 |
| EP0091575B1 (de) | 1987-01-21 |
| NO155803B (no) | 1987-02-23 |
| EP0091575A1 (de) | 1983-10-19 |
| NO830951L (no) | 1983-10-03 |
| DK156824B (da) | 1989-10-09 |
| IL68257A (en) | 1985-09-29 |
| DK156824C (da) | 1990-02-26 |
| FI76548C (fi) | 1988-11-10 |
| IL68257A0 (en) | 1983-06-15 |
| ES8401925A1 (es) | 1984-01-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ENJ | Ceased due to non-payment of renewal fee |