ATE26697T1 - Verfahren zur stabilisation von alkylalkoxyalkylidenmalonaten. - Google Patents
Verfahren zur stabilisation von alkylalkoxyalkylidenmalonaten.Info
- Publication number
- ATE26697T1 ATE26697T1 AT85401217T AT85401217T ATE26697T1 AT E26697 T1 ATE26697 T1 AT E26697T1 AT 85401217 T AT85401217 T AT 85401217T AT 85401217 T AT85401217 T AT 85401217T AT E26697 T1 ATE26697 T1 AT E26697T1
- Authority
- AT
- Austria
- Prior art keywords
- alkyl
- alkoxyalkylidenemalonates
- stabilization
- alcoxyalkylide
- malonates
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- 230000006641 stabilisation Effects 0.000 title abstract 2
- 238000011105 stabilization Methods 0.000 title abstract 2
- 150000002690 malonic acid derivatives Chemical class 0.000 title 1
- 125000000217 alkyl group Chemical group 0.000 abstract 3
- 150000001875 compounds Chemical class 0.000 abstract 2
- 150000004325 8-hydroxyquinolines Chemical class 0.000 abstract 1
- 239000002841 Lewis acid Substances 0.000 abstract 1
- OFOBLEOULBTSOW-UHFFFAOYSA-L Malonate Chemical compound [O-]C(=O)CC([O-])=O OFOBLEOULBTSOW-UHFFFAOYSA-L 0.000 abstract 1
- 229910019142 PO4 Inorganic materials 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 230000003197 catalytic effect Effects 0.000 abstract 1
- 238000009833 condensation Methods 0.000 abstract 1
- 230000005494 condensation Effects 0.000 abstract 1
- 238000006482 condensation reaction Methods 0.000 abstract 1
- 150000007517 lewis acids Chemical class 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- -1 organic acid phosphates Chemical class 0.000 abstract 1
- 150000002905 orthoesters Chemical class 0.000 abstract 1
- 235000021317 phosphate Nutrition 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 239000011541 reaction mixture Substances 0.000 abstract 1
- 230000000087 stabilizing effect Effects 0.000 abstract 1
- 238000005979 thermal decomposition reaction Methods 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/66—Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety
- C07C69/73—Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety of unsaturated acids
- C07C69/734—Ethers
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8410182A FR2566395B1 (fr) | 1984-06-25 | 1984-06-25 | Procede d'obtention de composes organiques a groupe alkoxyalkylidene |
| EP85401217A EP0168305B1 (fr) | 1984-06-25 | 1985-06-19 | Procédé de stabilisation des alkoxyalkylidènemalonates d'alkyles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE26697T1 true ATE26697T1 (de) | 1987-05-15 |
Family
ID=9305531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT85401217T ATE26697T1 (de) | 1984-06-25 | 1985-06-19 | Verfahren zur stabilisation von alkylalkoxyalkylidenmalonaten. |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4738796A (enEXAMPLES) |
| EP (1) | EP0168305B1 (enEXAMPLES) |
| JP (1) | JPS6150943A (enEXAMPLES) |
| AT (1) | ATE26697T1 (enEXAMPLES) |
| BR (1) | BR8503018A (enEXAMPLES) |
| CA (1) | CA1227216A (enEXAMPLES) |
| DE (1) | DE3560136D1 (enEXAMPLES) |
| ES (1) | ES8607907A1 (enEXAMPLES) |
| FR (1) | FR2566395B1 (enEXAMPLES) |
| IN (1) | IN164951B (enEXAMPLES) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2566395B1 (fr) * | 1984-06-25 | 1986-11-21 | Rhone Poulenc Spec Chim | Procede d'obtention de composes organiques a groupe alkoxyalkylidene |
| DE3927761C2 (de) * | 1989-08-23 | 1997-11-27 | Huels Chemische Werke Ag | Verfahren zur Herstellung von Alkoxyalkylidenmalonsäureestern |
| JP2007523864A (ja) * | 2003-07-10 | 2007-08-23 | シェーリング コーポレイション | ３−ケトアルカン酸エステルから２−（アルコキシアルキリデン）−３−ケトアルカン酸エステルを調製および精製するためのプロセス |
| US20050287339A1 (en) * | 2004-06-25 | 2005-12-29 | Schlegel Corporation | Weatherseal having surface roughness forming particles of a polar material in a resin matrix having a maleated polyolefin |
| CN115774065B (zh) * | 2022-11-11 | 2025-04-01 | 武汉海特生物创新医药研究有限公司 | 一种乙氧基甲叉丙二酸二乙酯的gc检测方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2676926A (en) * | 1950-07-03 | 1954-04-27 | Standard Oil Dev Co | Stabilizer for petroleum products |
| US2824121A (en) * | 1954-11-04 | 1958-02-18 | Kay Fries Chemicals Inc | Process for preparation of oxy alkylidene compounds |
| US3118949A (en) * | 1958-08-06 | 1964-01-21 | Exxon Research Engineering Co | Preparation of dimeric oxygenated compounds |
| US3376232A (en) * | 1964-05-27 | 1968-04-02 | Eastman Kodak Co | Purification of stabilizers |
| US3489722A (en) * | 1965-08-21 | 1970-01-13 | Teijin Ltd | Process for the preparation of aromatic polyester |
| DE2426964C3 (de) * | 1974-06-04 | 1979-06-07 | Dynamit Nobel Ag, 5210 Troisdorf | Verfahren zur Herstellung von Alkoxymethylenmalonsäuredialkylestern |
| DE3415475A1 (de) * | 1984-04-26 | 1985-11-07 | Dynamit Nobel Ag, 5210 Troisdorf | Verfahren zur herstellung von alkoxymethylenverbindungen von essigestern und substituierten essigestern |
| FR2566395B1 (fr) * | 1984-06-25 | 1986-11-21 | Rhone Poulenc Spec Chim | Procede d'obtention de composes organiques a groupe alkoxyalkylidene |
-
1984
- 1984-06-25 FR FR8410182A patent/FR2566395B1/fr not_active Expired
-
1985
- 1985-06-19 DE DE8585401217T patent/DE3560136D1/de not_active Expired
- 1985-06-19 EP EP85401217A patent/EP0168305B1/fr not_active Expired
- 1985-06-19 AT AT85401217T patent/ATE26697T1/de not_active IP Right Cessation
- 1985-06-21 CA CA000484825A patent/CA1227216A/fr not_active Expired
- 1985-06-24 IN IN462/MAS/85A patent/IN164951B/en unknown
- 1985-06-24 BR BR8503018A patent/BR8503018A/pt unknown
- 1985-06-24 ES ES544476A patent/ES8607907A1/es not_active Expired
- 1985-06-25 JP JP60137106A patent/JPS6150943A/ja active Granted
- 1985-06-25 US US06/748,457 patent/US4738796A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| DE3560136D1 (en) | 1987-05-27 |
| JPS6150943A (ja) | 1986-03-13 |
| FR2566395A1 (fr) | 1985-12-27 |
| BR8503018A (pt) | 1986-03-11 |
| US4738796A (en) | 1988-04-19 |
| IN164951B (enEXAMPLES) | 1989-07-15 |
| ES8607907A1 (es) | 1986-06-01 |
| JPH0445503B2 (enEXAMPLES) | 1992-07-27 |
| EP0168305B1 (fr) | 1987-04-22 |
| EP0168305A1 (fr) | 1986-01-15 |
| ES544476A0 (es) | 1986-06-01 |
| CA1227216A (fr) | 1987-09-22 |
| FR2566395B1 (fr) | 1986-11-21 |
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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 |