IL115122A - Method for the preparation of 3,4-dihydroxy-5-nitrobenzaldehyde - Google Patents
Method for the preparation of 3,4-dihydroxy-5-nitrobenzaldehydeInfo
- Publication number
- IL115122A IL115122A IL11512295A IL11512295A IL115122A IL 115122 A IL115122 A IL 115122A IL 11512295 A IL11512295 A IL 11512295A IL 11512295 A IL11512295 A IL 11512295A IL 115122 A IL115122 A IL 115122A
- Authority
- IL
- Israel
- Prior art keywords
- nitrobenzaldehyde
- pct
- dihydroxy
- preparation
- date
- Prior art date
Links
- BBFJODMCHICIAA-UHFFFAOYSA-N 3,4-dihydroxy-5-nitrobenzaldehyde Chemical compound OC1=CC(C=O)=CC([N+]([O-])=O)=C1O BBFJODMCHICIAA-UHFFFAOYSA-N 0.000 title abstract 2
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 abstract 2
- MDWLNBVKBMKTKN-UHFFFAOYSA-N 3-ethoxy-4-hydroxy-5-nitrobenzaldehyde Chemical compound CCOC1=CC(C=O)=CC([N+]([O-])=O)=C1O MDWLNBVKBMKTKN-UHFFFAOYSA-N 0.000 abstract 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 abstract 1
- 239000003153 chemical reaction reagent Substances 0.000 abstract 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 abstract 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 229910001868 water Inorganic materials 0.000 abstract 1
- 235000005074 zinc chloride Nutrition 0.000 abstract 1
- 239000011592 zinc chloride Substances 0.000 abstract 1
- IPCXNCATNBAPKW-UHFFFAOYSA-N zinc;hydrate Chemical compound O.[Zn] IPCXNCATNBAPKW-UHFFFAOYSA-N 0.000 abstract 1
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)
- Saccharide Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB9419274A GB9419274D0 (en) | 1994-09-23 | 1994-09-23 | New method for the preparation of 3,4-dihydroxy-5-nitrobenzaldehyde |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IL115122A0 IL115122A0 (en) | 1995-12-08 |
| IL115122A true IL115122A (en) | 1999-07-14 |
Family
ID=10761838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL11512295A IL115122A (en) | 1994-09-23 | 1995-08-31 | Method for the preparation of 3,4-dihydroxy-5-nitrobenzaldehyde |
Country Status (28)
| Country | Link |
|---|---|
| US (1) | US5710343A (ro) |
| EP (1) | EP0782559B1 (ro) |
| JP (1) | JP3717933B2 (ro) |
| KR (1) | KR100368163B1 (ro) |
| CN (1) | CN1064673C (ro) |
| AT (1) | ATE175660T1 (ro) |
| AU (1) | AU684672B2 (ro) |
| BG (1) | BG61912B1 (ro) |
| BR (1) | BR9508852A (ro) |
| CA (1) | CA2200227C (ro) |
| CZ (1) | CZ288684B6 (ro) |
| DE (1) | DE69507309T2 (ro) |
| DK (1) | DK0782559T3 (ro) |
| ES (1) | ES2127552T3 (ro) |
| GB (1) | GB9419274D0 (ro) |
| GR (1) | GR3029815T3 (ro) |
| HU (1) | HU224821B1 (ro) |
| IL (1) | IL115122A (ro) |
| LV (1) | LV11831B (ro) |
| MX (1) | MX9702064A (ro) |
| NO (1) | NO306670B1 (ro) |
| NZ (1) | NZ292187A (ro) |
| PL (1) | PL180016B1 (ro) |
| RO (1) | RO119540B1 (ro) |
| RU (1) | RU2130449C1 (ro) |
| SI (1) | SI9520102A (ro) |
| SK (1) | SK281789B6 (ro) |
| WO (1) | WO1996009274A1 (ro) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9419274D0 (en) * | 1994-09-23 | 1994-11-09 | Orion Yhtymae Oy | New method for the preparation of 3,4-dihydroxy-5-nitrobenzaldehyde |
| BRPI0721213B1 (pt) * | 2007-01-31 | 2021-11-09 | Bial - Portela & Ca, S.A. | Uso de nitrocatecóis substituídos, e embalagem |
| EP2251323B1 (en) | 2009-05-14 | 2014-04-23 | F.I.S.- Fabbrica Italiana Sintetici S.p.A. | Method for the purification of entacapone |
| CN102633646B (zh) * | 2012-04-10 | 2014-06-04 | 中国海洋大学 | 一种新的5-硝基水杨醛制备方法 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1330382A (fr) * | 1961-06-21 | 1963-06-21 | Monsanto Chemicals | Procédé de clivage des éthers d'alcoyle o-hydroxyphényle et de préparation simultanée de composés 1-alkyl-2,3-dihydroxyphényliques |
| NO107714C (ro) * | 1961-06-21 | |||
| US4213920A (en) * | 1977-07-06 | 1980-07-22 | Ciba-Geigy Corporation | Process for the production of substituted benzaldehydes |
| DK175069B1 (da) * | 1986-03-11 | 2004-05-24 | Hoffmann La Roche | Pyrocatecholderivater |
| YU213587A (en) * | 1986-11-28 | 1989-06-30 | Orion Yhtymae Oy | Process for obtaining new pharmacologic active cateholic derivatives |
| DE4012008A1 (de) * | 1990-04-13 | 1991-10-17 | Bayer Ag | Verfahren zur herstellung von o-hydroxy-benzaldehyden |
| GB9113431D0 (en) * | 1991-06-20 | 1991-08-07 | Orion Yhytma Oy | Method for the preparation of 3,4-dihydroxy-5-nitrobenzaldehyde |
| KR0143092B1 (ko) * | 1991-12-12 | 1998-07-15 | 장-끌로드 비에이으포스 | 7 위치에 치환된 벤질옥시이미노 라디칼을 함유하는 신규 세팔로스포린, 그의 제조 방법 및 의약으로서의 그의 용도 |
| GB9419274D0 (en) * | 1994-09-23 | 1994-11-09 | Orion Yhtymae Oy | New method for the preparation of 3,4-dihydroxy-5-nitrobenzaldehyde |
-
1994
- 1994-09-23 GB GB9419274A patent/GB9419274D0/en active Pending
-
1995
- 1995-05-22 KR KR1019970701878A patent/KR100368163B1/ko not_active Expired - Fee Related
- 1995-08-31 IL IL11512295A patent/IL115122A/xx not_active IP Right Cessation
- 1995-09-20 BR BR9508852A patent/BR9508852A/pt not_active IP Right Cessation
- 1995-09-20 WO PCT/FI1995/000513 patent/WO1996009274A1/en not_active Ceased
- 1995-09-20 ES ES95930558T patent/ES2127552T3/es not_active Expired - Lifetime
- 1995-09-20 NZ NZ292187A patent/NZ292187A/en unknown
- 1995-09-20 HU HU9702258A patent/HU224821B1/hu unknown
- 1995-09-20 EP EP95930558A patent/EP0782559B1/en not_active Expired - Lifetime
- 1995-09-20 MX MX9702064A patent/MX9702064A/es not_active IP Right Cessation
- 1995-09-20 US US08/809,405 patent/US5710343A/en not_active Expired - Fee Related
- 1995-09-20 AU AU33901/95A patent/AU684672B2/en not_active Ceased
- 1995-09-20 CA CA002200227A patent/CA2200227C/en not_active Expired - Fee Related
- 1995-09-20 AT AT95930558T patent/ATE175660T1/de not_active IP Right Cessation
- 1995-09-20 RU RU97106330A patent/RU2130449C1/ru not_active IP Right Cessation
- 1995-09-20 CN CN95195222A patent/CN1064673C/zh not_active Expired - Fee Related
- 1995-09-20 SI SI9520102A patent/SI9520102A/sl not_active IP Right Cessation
- 1995-09-20 JP JP51063396A patent/JP3717933B2/ja not_active Expired - Fee Related
- 1995-09-20 SK SK378-97A patent/SK281789B6/sk unknown
- 1995-09-20 DK DK95930558T patent/DK0782559T3/da active
- 1995-09-20 PL PL95319348A patent/PL180016B1/pl not_active IP Right Cessation
- 1995-09-20 CZ CZ1997800A patent/CZ288684B6/cs not_active IP Right Cessation
- 1995-09-20 DE DE69507309T patent/DE69507309T2/de not_active Expired - Fee Related
- 1995-09-20 RO RO97-00574A patent/RO119540B1/ro unknown
-
1997
- 1997-03-11 BG BG101309A patent/BG61912B1/bg unknown
- 1997-03-21 NO NO971325A patent/NO306670B1/no unknown
- 1997-04-03 LV LVP-97-54A patent/LV11831B/en unknown
-
1999
- 1999-03-30 GR GR990400905T patent/GR3029815T3/el unknown
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FF | Patent granted | ||
| FF | Patent granted | ||
| KB | Patent renewed | ||
| KB | Patent renewed | ||
| MM9K | Patent not in force due to non-payment of renewal fees |