ATE196462T1 - Verfahren zur herstellung von 3-carboxy-4-hydroxy-benzaldehyden und derivaten - Google Patents
Verfahren zur herstellung von 3-carboxy-4-hydroxy-benzaldehyden und derivatenInfo
- Publication number
- ATE196462T1 ATE196462T1 AT96917543T AT96917543T ATE196462T1 AT E196462 T1 ATE196462 T1 AT E196462T1 AT 96917543 T AT96917543 T AT 96917543T AT 96917543 T AT96917543 T AT 96917543T AT E196462 T1 ATE196462 T1 AT E196462T1
- Authority
- AT
- Austria
- Prior art keywords
- carboxy
- hydroxybenzaldehyde
- pct
- preparation
- group
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C65/00—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
- C07C65/30—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing —CHO groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
- C07C45/673—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by change of size of the carbon skeleton
- C07C45/676—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by change of size of the carbon skeleton by elimination of carboxyl groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
- C07C45/37—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups
- C07C45/38—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups being a primary hydroxyl group
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
- C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Cosmetics (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9506186A FR2734565B1 (fr) | 1995-05-24 | 1995-05-24 | Procede de preparation de 3-carboxy-4-hydroxybenzaldehydes et derives |
PCT/FR1996/000779 WO1996037454A1 (fr) | 1995-05-24 | 1996-05-24 | Procede de preparation de 3-carboxy-4-hydroxybenzaldehydes et derives |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE196462T1 true ATE196462T1 (de) | 2000-10-15 |
Family
ID=9479335
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT96917543T ATE196462T1 (de) | 1995-05-24 | 1996-05-24 | Verfahren zur herstellung von 3-carboxy-4-hydroxy-benzaldehyden und derivaten |
Country Status (15)
Country | Link |
---|---|
US (1) | US5783737A (de) |
EP (1) | EP0773919B1 (de) |
JP (1) | JP4021478B2 (de) |
KR (1) | KR970704661A (de) |
CN (1) | CN1082942C (de) |
AT (1) | ATE196462T1 (de) |
AU (1) | AU6007996A (de) |
BR (1) | BR9606392A (de) |
CA (1) | CA2190030C (de) |
DE (1) | DE69610396T2 (de) |
ES (1) | ES2153582T3 (de) |
FR (1) | FR2734565B1 (de) |
NO (1) | NO308409B1 (de) |
RU (1) | RU2186055C2 (de) |
WO (1) | WO1996037454A1 (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2754533B1 (fr) * | 1996-10-14 | 1998-11-27 | Rhodia Chimie Sa | Procede de preparation selective d'un acide 2-hydroxybenzoique et d'un 4-hydroxybenzaldehyde et derives |
FR2756278B1 (fr) * | 1996-11-22 | 1998-12-31 | Rhodia Chimie Sa | Procede de preparation d'un 4-hydroxybenzaldehyde et derives |
WO2001046208A2 (en) | 1999-12-21 | 2001-06-28 | Monsanto Technology Llc | Use of a supplemental promoter in conjunction with a carbon-supported, noble-metal-containing catalyst in liquid phase oxidation reactions |
FR2824556B1 (fr) * | 2001-05-11 | 2003-06-27 | Rhodia Chimie Sa | Procede d'oxydation d'un aldehyde aromatique en acide carboxylique correspondant |
FR2841242B1 (fr) * | 2002-06-21 | 2004-09-24 | Rhodia Chimie Sa | Procede de preparation d'un acide carboxylique insature |
CN1674986A (zh) * | 2002-06-28 | 2005-09-28 | 孟山都技术公司 | 碲在液相氧化反应用碳担载的含贵金属催化剂中的应用 |
WO2006031938A2 (en) * | 2004-09-15 | 2006-03-23 | Monsanto Technology Llc | Oxidation catalyst and its use for catalyzing liquid phase oxidation reactions |
US8252953B2 (en) | 2008-05-01 | 2012-08-28 | Monsanto Technology Llc | Metal utilization in supported, metal-containing catalysts |
CN101735041B (zh) * | 2009-12-17 | 2013-06-12 | 太仓市运通化工厂 | 一种邻羧基苯甲醛的制备方法 |
CN104607182A (zh) * | 2015-01-15 | 2015-05-13 | 安徽华业香料股份有限公司 | 一种纳米钯催化剂的制备及其在香兰素类化合物合成中的应用 |
CN105061174A (zh) * | 2015-08-20 | 2015-11-18 | 辽宁世星药化有限公司 | 一种香兰素的生产方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE72600C (de) * | Firma Dr. F. VON HEYDEN NACHFOLGER in Radebeul bei Dresden | Verfahren zur Darstellung von Vanillin | ||
GB774696A (en) * | 1954-04-30 | 1957-05-15 | Distillers Co Yeast Ltd | Process for the production of ortho-methylol phenols |
DE1768691A1 (de) * | 1968-06-20 | 1972-03-09 | Basf Ag | Verfahren zur Herstellung von aromatischen Carbonsaeuren |
DE2943805A1 (de) * | 1979-10-30 | 1981-05-27 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von 3-phenoxy-benzaldehyden |
US4351962A (en) * | 1980-07-11 | 1982-09-28 | Rhone Poulenc Inc. | Process for the preparation of hydroxy benzene carboxaldehydes |
-
1995
- 1995-05-24 FR FR9506186A patent/FR2734565B1/fr not_active Expired - Fee Related
-
1996
- 1996-05-24 AT AT96917543T patent/ATE196462T1/de not_active IP Right Cessation
- 1996-05-24 JP JP53153696A patent/JP4021478B2/ja not_active Expired - Fee Related
- 1996-05-24 DE DE69610396T patent/DE69610396T2/de not_active Expired - Fee Related
- 1996-05-24 US US08/776,343 patent/US5783737A/en not_active Expired - Fee Related
- 1996-05-24 WO PCT/FR1996/000779 patent/WO1996037454A1/fr not_active Application Discontinuation
- 1996-05-24 BR BR9606392A patent/BR9606392A/pt not_active IP Right Cessation
- 1996-05-24 CA CA002190030A patent/CA2190030C/fr not_active Expired - Fee Related
- 1996-05-24 KR KR1019970700454A patent/KR970704661A/ko not_active Application Discontinuation
- 1996-05-24 ES ES96917543T patent/ES2153582T3/es not_active Expired - Lifetime
- 1996-05-24 EP EP96917543A patent/EP0773919B1/de not_active Expired - Lifetime
- 1996-05-24 RU RU97102717/04A patent/RU2186055C2/ru not_active IP Right Cessation
- 1996-05-24 AU AU60079/96A patent/AU6007996A/en not_active Abandoned
- 1996-05-24 CN CN96190378A patent/CN1082942C/zh not_active Expired - Lifetime
- 1996-10-07 NO NO964258A patent/NO308409B1/no unknown
Also Published As
Publication number | Publication date |
---|---|
FR2734565B1 (fr) | 1997-07-04 |
CA2190030C (fr) | 2008-10-07 |
AU6007996A (en) | 1996-12-11 |
BR9606392A (pt) | 1998-07-14 |
RU2186055C2 (ru) | 2002-07-27 |
JPH10503781A (ja) | 1998-04-07 |
NO308409B1 (no) | 2000-09-11 |
DE69610396T2 (de) | 2001-05-03 |
CA2190030A1 (fr) | 1996-11-28 |
US5783737A (en) | 1998-07-21 |
NO964258D0 (no) | 1996-10-07 |
CN1150795A (zh) | 1997-05-28 |
CN1082942C (zh) | 2002-04-17 |
NO964258L (no) | 1997-01-24 |
EP0773919A1 (de) | 1997-05-21 |
KR970704661A (ko) | 1997-09-06 |
EP0773919B1 (de) | 2000-09-20 |
WO1996037454A1 (fr) | 1996-11-28 |
DE69610396D1 (de) | 2000-10-26 |
JP4021478B2 (ja) | 2007-12-12 |
FR2734565A1 (fr) | 1996-11-29 |
ES2153582T3 (es) | 2001-03-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
REN | Ceased due to non-payment of the annual fee |