ATE146452T1 - Verfahren zur herstellung von hydroxyphenylessigsäuren - Google Patents
Verfahren zur herstellung von hydroxyphenylessigsäurenInfo
- Publication number
- ATE146452T1 ATE146452T1 AT94401041T AT94401041T ATE146452T1 AT E146452 T1 ATE146452 T1 AT E146452T1 AT 94401041 T AT94401041 T AT 94401041T AT 94401041 T AT94401041 T AT 94401041T AT E146452 T1 ATE146452 T1 AT E146452T1
- Authority
- AT
- Austria
- Prior art keywords
- formula
- acid
- producing
- hydroxyphenylacetic
- image
- Prior art date
Links
- 239000002253 acid Substances 0.000 title 1
- 150000007513 acids Chemical class 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- IWYDHOAUDWTVEP-UHFFFAOYSA-N mandelic acid Chemical compound OC(=O)C(O)C1=CC=CC=C1 IWYDHOAUDWTVEP-UHFFFAOYSA-N 0.000 abstract 6
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
- VKVOJYUPJRVDPP-UHFFFAOYSA-N 2,2-dihydroxy-2-phenylacetic acid Chemical compound OC(=O)C(O)(O)C1=CC=CC=C1 VKVOJYUPJRVDPP-UHFFFAOYSA-N 0.000 abstract 1
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 abstract 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical class [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract 1
- 125000003545 alkoxy group Chemical group 0.000 abstract 1
- 125000000217 alkyl group Chemical group 0.000 abstract 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O ammonium group Chemical group [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 abstract 1
- 239000012736 aqueous medium Substances 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 230000003197 catalytic effect Effects 0.000 abstract 1
- 235000019253 formic acid Nutrition 0.000 abstract 1
- 230000003647 oxidation Effects 0.000 abstract 1
- 238000007254 oxidation reaction Methods 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
- C07C51/377—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by splitting-off hydrogen or functional groups; by hydrogenolysis of functional groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (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 |
|---|---|---|---|
| FR9306433A FR2705669B1 (fr) | 1993-05-28 | 1993-05-28 | Procédé de préparation d'acides hydroxyphénylacétiques. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE146452T1 true ATE146452T1 (de) | 1997-01-15 |
Family
ID=9447556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT94401041T ATE146452T1 (de) | 1993-05-28 | 1994-05-10 | Verfahren zur herstellung von hydroxyphenylessigsäuren |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US5395964A (de) |
| EP (1) | EP0627403B1 (de) |
| JP (1) | JP4018162B2 (de) |
| AT (1) | ATE146452T1 (de) |
| DE (1) | DE69401162T2 (de) |
| ES (1) | ES2095723T3 (de) |
| FR (1) | FR2705669B1 (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5827805A (en) * | 1996-02-29 | 1998-10-27 | The Lubrizol Corporation | Condensates of alkyl phenols and glyoxal and products derived therefrom |
| CN102757337A (zh) * | 2012-07-31 | 2012-10-31 | 重庆紫光化工股份有限公司 | 邻羟基苯乙酸的制备方法 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE441525B (sv) * | 1978-05-19 | 1985-10-14 | Ici Ltd | P-hydroxifenylettiksyra |
| FR2440350A1 (fr) * | 1978-11-03 | 1980-05-30 | Hoechst France | Procede de fabrication de l'acide parahydroxymandelique racemique |
| JPS5592344A (en) * | 1978-12-26 | 1980-07-12 | Nippon Synthetic Chem Ind Co Ltd:The | Preparation of 4-hydroxyphenylacetic acids |
| FR2445311A1 (fr) * | 1978-12-28 | 1980-07-25 | Hoechst France | Procede de fabrication de l'acide p-hydroxyphenylacetique |
| FR2427322A1 (fr) * | 1979-06-15 | 1979-12-28 | Hoechst France | Parahydroxymandelate de sodium racemique cristallise, son procede de preparation et son application a la preparation du paraformylphenolate de sodium cristallise |
| DE2944480A1 (de) * | 1979-11-03 | 1981-05-27 | Hoechst Ag, 6000 Frankfurt | Verfahren zur herstellung von phenylessigsaeure und von deren einfachen derivaten |
| DE3001511C2 (de) * | 1980-01-17 | 1982-04-01 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Herstellung von p-Hydroxyphenylessigsäure |
| GB2078718B (en) * | 1980-06-11 | 1984-01-18 | Ici Ltd | Preparation of p-hydroxyphenyl acetic acid |
| FR2495137A1 (fr) * | 1980-11-28 | 1982-06-04 | Hoechst France | Procede industriel de preparation en continu de l'acide p-hydroxymandelique racemique |
| JPS5852242A (ja) * | 1981-09-22 | 1983-03-28 | Nippon Synthetic Chem Ind Co Ltd:The | ヒドロキシフエニル酢酸の製造方法 |
| FR2588869B1 (fr) * | 1985-10-21 | 1988-08-12 | Hoechst France | Procede pour la fabrication d'acides alkanoiques |
| FR2588870B1 (fr) * | 1985-10-21 | 1989-01-20 | Hoechst France | Procede d'obtention d'acides alkanoiques |
| FR2638740B1 (fr) * | 1988-11-08 | 1991-07-12 | Hoechst France | Nouveau procede de fabrication industrielle du parahydroxymandelate de sodium |
| US5145994A (en) * | 1991-07-29 | 1992-09-08 | Ici India Limited | 4-hydroxyphenyl acetic acid |
| GB9121656D0 (en) * | 1991-10-11 | 1991-11-27 | Ici Plc | Chemical process |
| FR2686876B1 (fr) * | 1992-02-04 | 1994-05-13 | Hoechst Ste Francaise | Procede de preparation d'acides arylacetiques et de leurs sels de metaux alcalins. |
-
1993
- 1993-05-28 FR FR9306433A patent/FR2705669B1/fr not_active Expired - Lifetime
-
1994
- 1994-05-10 ES ES94401041T patent/ES2095723T3/es not_active Expired - Lifetime
- 1994-05-10 EP EP94401041A patent/EP0627403B1/de not_active Expired - Lifetime
- 1994-05-10 DE DE69401162T patent/DE69401162T2/de not_active Expired - Lifetime
- 1994-05-10 AT AT94401041T patent/ATE146452T1/de active
- 1994-05-19 US US08/245,898 patent/US5395964A/en not_active Expired - Lifetime
- 1994-05-23 JP JP13379794A patent/JP4018162B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR2705669A1 (fr) | 1994-12-02 |
| DE69401162T2 (de) | 1997-04-03 |
| EP0627403A1 (de) | 1994-12-07 |
| EP0627403B1 (de) | 1996-12-18 |
| DE69401162D1 (de) | 1997-01-30 |
| JP4018162B2 (ja) | 2007-12-05 |
| ES2095723T3 (es) | 1997-02-16 |
| US5395964A (en) | 1995-03-07 |
| FR2705669B1 (fr) | 1995-08-25 |
| JPH0769972A (ja) | 1995-03-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE3773089D1 (de) | Verfahren zur herstellung von thiazolidinedion-derivaten. | |
| ATE128470T1 (de) | Verbessertes verfahren zur herstellung von salzen der 4-amino-1-hydroxybutyliden-1,1- bisphosphonsäure. | |
| DE69327567D1 (de) | Verfahren zur Herstellung von Alanylglutamin | |
| ATE116285T1 (de) | Verfahren zur herstellung von kristallen eines salzes von sauerer aminosäure und basischer aminosäure. | |
| ATE30410T1 (de) | Kontinuierliches verfahren zur herstellung von 1,2-alkandiolen. | |
| DE58900982D1 (de) | Verfahren zur herstellung von alpha, beta -ungesaettigten ketonen. | |
| ATE156134T1 (de) | Verfahren zur herstellung von alkylpolyglukosiden | |
| ATE36528T1 (de) | Verfahren zur herstellung von lagerstabilen benzothiazolsulfenamiden. | |
| ATE146452T1 (de) | Verfahren zur herstellung von hydroxyphenylessigsäuren | |
| EP0680482A1 (de) | Verfahren zur herstellung von einer tricyclischen verbindung. | |
| DE59408424D1 (de) | Enzymatisches Verfahren zur Herstellung aliphatischer S-Cyanhydrine | |
| ATE35826T1 (de) | Verfahren zur herstellung von l-alphaaminos|uren. | |
| ATE147395T1 (de) | Verfahren zur herstellung von acylaminomethanphosphonsäuren | |
| ATE365152T1 (de) | Verfahren zur herstellung fluorierter benzoesäuren | |
| ATE26255T1 (de) | Verfahren zur herstellung von 1,2-diolen. | |
| DE3779403D1 (de) | Enzymatisches verfahren zur herstellung von 3-substituierten cephalosporinen. | |
| PT91145A (pt) | Processo para a sintese de amino-acidos opticamente activos | |
| DE3877101D1 (de) | Verfahren zur herstellung von 2,2-dibromnitrilopropionsaeureamid. | |
| DE3682816D1 (de) | Verfahren zur herstellung von 2-carboxypyrazin-4-oxiden. | |
| DE3673316D1 (de) | Verfahren zur herstellung von 4-chlorbutanalen. | |
| ATE165824T1 (de) | Verfahren zur herstellung von 2-perfluoroalkyl-3- oxazolin-5-one | |
| DE69528160D1 (de) | Verfahren zur herstellung von 5,7 dichlor-4-hydroxychinolin | |
| ATE164825T1 (de) | Verfahren zur herstellung von hydroxyphenylessigsäuren | |
| ATE159246T1 (de) | Verfahren zur herstellung von (s)-vinyl- und (s)- allenyl-gaba | |
| ATE59375T1 (de) | Verfahren zur herstellung von polyenaldehyden. |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| UEP | Publication of translation of european patent specification | ||
| EEIH | Change in the person of patent owner |