FR2444659A1 - Procede pour la preparation de la methacroleine - Google Patents
Procede pour la preparation de la methacroleineInfo
- Publication number
- FR2444659A1 FR2444659A1 FR7930765A FR7930765A FR2444659A1 FR 2444659 A1 FR2444659 A1 FR 2444659A1 FR 7930765 A FR7930765 A FR 7930765A FR 7930765 A FR7930765 A FR 7930765A FR 2444659 A1 FR2444659 A1 FR 2444659A1
- Authority
- FR
- France
- Prior art keywords
- methacrolein
- preparation
- propionaldehyde
- formaldehyde
- mixture
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- C07C45/68—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 increase in the number of carbon atoms
- C07C45/72—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 increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups
- C07C45/75—Reactions with formaldehyde
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2855504A DE2855504C3 (de) | 1978-12-22 | 1978-12-22 | Verfahren zur Herstellung von Methacrolein |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2444659A1 true FR2444659A1 (fr) | 1980-07-18 |
FR2444659B1 FR2444659B1 (US20110009641A1-20110113-C00185.png) | 1983-10-28 |
Family
ID=6058008
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7930765A Granted FR2444659A1 (fr) | 1978-12-22 | 1979-12-14 | Procede pour la preparation de la methacroleine |
Country Status (8)
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0058927A1 (de) * | 1981-02-21 | 1982-09-01 | BASF Aktiengesellschaft | Verfahren zur Herstellung von alpha-Alkylacroleinen |
EP0317909A2 (de) * | 1987-11-27 | 1989-05-31 | Hoechst Aktiengesellschaft | Verfahren zur Herstellung von alpha-Alkylacroleinen |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3025350C2 (de) * | 1980-07-04 | 1993-10-14 | Hoechst Ag | Verfahren zur Herstellung von 2-Methylenaldehyden |
JPS5884528A (ja) * | 1981-11-16 | 1983-05-20 | Noboru Yamaguchi | デイジタル信号波形整形回路 |
DE3213681A1 (de) * | 1982-04-14 | 1983-10-27 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von (alpha)-alkylacroleinen |
JP4954952B2 (ja) * | 2007-08-14 | 2012-06-20 | ローム アンド ハース カンパニー | エチレンおよび一酸化炭素混合物をエタンから製造する方法 |
FR2940801B1 (fr) * | 2009-01-06 | 2012-08-17 | Arkema France | Procede de fabrication d'un methacrylate de methyle derive de la biomasse |
CN102659542A (zh) * | 2012-05-02 | 2012-09-12 | 中国科学院过程工程研究所 | 一种以离子液体催化甲醛与丙醛缩合制备甲基丙烯醛的方法 |
US20140206897A1 (en) * | 2013-01-22 | 2014-07-24 | Saudi Basic Industries Corporation | Method for making methyl methacrylate from propionaldehyde and formaldehyde via oxidative esterification |
MY176555A (en) * | 2013-04-19 | 2020-08-16 | Roehm Gmbh | Method for producing methylmethacrylate |
US9828322B2 (en) | 2016-01-28 | 2017-11-28 | Eastman Chemical Company | Efficient synthesis of methacroelin and other alpha, beta-unsaturated aldehydes over a regenerable anatase titania catalyst |
US9834501B2 (en) | 2016-01-28 | 2017-12-05 | Eastman Chemical Company | Efficient synthesis of methacroelin and other alpha, beta—unsaturated aldehydes from methanol and an aldehyde |
EP3456704A1 (de) | 2017-09-19 | 2019-03-20 | Evonik Röhm GmbH | Katalysator für die oxidative veresterung von aldehyden zu carbonsäureestern |
CN110882722A (zh) * | 2019-11-22 | 2020-03-17 | 淄博诺奥化工股份有限公司 | 一种酸碱复合催化剂以及使用其制备甲基丙烯醛的方法 |
CN114524721A (zh) * | 2022-02-18 | 2022-05-24 | 郑州中科新兴产业技术研究院 | 一种甲基丙烯醛的合成工艺 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2518416A (en) * | 1948-04-28 | 1950-08-08 | Rohm & Haas | Preparation of acroleins |
US2639295A (en) * | 1948-07-16 | 1953-05-19 | Eastman Kodak Co | Manufacture of unsaturated aldehydes |
US2848499A (en) * | 1956-05-09 | 1958-08-19 | Celanese Corp | Preparation of unsaturated aldehydes |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE875194C (de) * | 1939-08-24 | 1953-04-30 | Basf Ag | Herstellung ª‡-substituierter Acroleine |
US3463818A (en) * | 1966-01-25 | 1969-08-26 | Int Flavors & Fragrances Inc | Unsaturated aldehydes and alcohols |
DE3106557A1 (de) * | 1981-02-21 | 1982-09-16 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von (alpha)-alkylacroleinen |
-
1978
- 1978-12-22 DE DE2855504A patent/DE2855504C3/de not_active Expired
-
1979
- 1979-12-07 NL NLAANVRAGE7908847,A patent/NL179902C/xx not_active IP Right Cessation
- 1979-12-14 FR FR7930765A patent/FR2444659A1/fr active Granted
- 1979-12-14 GB GB7943195A patent/GB2037767B/en not_active Expired
- 1979-12-14 CH CH1112179A patent/CH642045A5/de not_active IP Right Cessation
- 1979-12-15 JP JP16220679A patent/JPS5587737A/ja active Granted
- 1979-12-18 IT IT7951128A patent/IT1207018B/it active
- 1979-12-21 US US06/106,211 patent/US4283564A/en not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2518416A (en) * | 1948-04-28 | 1950-08-08 | Rohm & Haas | Preparation of acroleins |
US2639295A (en) * | 1948-07-16 | 1953-05-19 | Eastman Kodak Co | Manufacture of unsaturated aldehydes |
US2848499A (en) * | 1956-05-09 | 1958-08-19 | Celanese Corp | Preparation of unsaturated aldehydes |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0058927A1 (de) * | 1981-02-21 | 1982-09-01 | BASF Aktiengesellschaft | Verfahren zur Herstellung von alpha-Alkylacroleinen |
EP0317909A2 (de) * | 1987-11-27 | 1989-05-31 | Hoechst Aktiengesellschaft | Verfahren zur Herstellung von alpha-Alkylacroleinen |
EP0317909A3 (en) * | 1987-11-27 | 1990-01-24 | Hoechst Aktiengesellschaft | Process for the preparation of alpha-alkyl acroleins |
US4943663A (en) * | 1987-11-27 | 1990-07-24 | Hoechst Aktiengesellschaft | Process for the preparation of α-alkylacroleins |
Also Published As
Publication number | Publication date |
---|---|
IT1207018B (it) | 1989-05-17 |
IT7951128A0 (it) | 1979-12-18 |
NL179902C (nl) | 1986-12-01 |
NL7908847A (nl) | 1980-06-24 |
GB2037767A (en) | 1980-07-16 |
JPS5587737A (en) | 1980-07-02 |
US4283564A (en) | 1981-08-11 |
FR2444659B1 (US20110009641A1-20110113-C00185.png) | 1983-10-28 |
DE2855504A1 (de) | 1980-06-26 |
DE2855504C3 (de) | 1989-04-06 |
GB2037767B (en) | 1983-01-19 |
JPS5716089B2 (US20110009641A1-20110113-C00185.png) | 1982-04-02 |
CH642045A5 (de) | 1984-03-30 |
DE2855504B2 (de) | 1981-02-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR2444659A1 (fr) | Procede pour la preparation de la methacroleine | |
FR2429772A1 (fr) | Procede pour l'obtention d'acides arylpyruviques | |
ES438186A1 (es) | Procedimiento para la preparacion de ter-alquil eteres. | |
GB1515620A (en) | Continuous production of alkyl acrylates free from ether | |
FR2423482A1 (fr) | Procede de preparation d'acrylamides et methacrylamides substitues a l'azote | |
FR2359812A1 (fr) | Procede de preparation d'oxalates dedialcoyle | |
FR2432007A1 (fr) | Procede de preparation de methacroleine | |
FR2433011A1 (fr) | Procede de carbonylation de composes olefiniques | |
FR2423259A1 (fr) | Procede de polymerisation d'a-olefines | |
FR2375170A1 (fr) | Procede d'hydratation des olefines | |
FR2366254A1 (fr) | Procede de preparation d'esters d'acide carbonique | |
FR2377995A1 (fr) | Procede de preparation de l'acide methacrylique, de son nitrile et de ses esters par reaction respectivement de l'acide propionique, de son nitrile et des esters avec le metrylal | |
ES8205805A1 (es) | Procedimiento para la preparacion de 1,4:3,6-dianhidro-d- glucita-5-nitrato | |
FR2376104A1 (fr) | Procede pour la chloration dirigee d'alcoylbenzenes | |
FR2382425A1 (fr) | Procede de preparation d'acides carboxyliques superieurs | |
FR2444657A1 (fr) | Procede de preparation du methyl-nonyl-acetaldehyde | |
FR2370031A1 (fr) | Procede de preparation d'une amine en presence d'une combinaison catalytique speciale | |
FR2446806A1 (fr) | Procede pour la fabrication d'acides aldoniques par voie enzymatique | |
FR2361355A1 (fr) | Procede pour l'obtention de nitriles d'acides alcoxymethylene-maloniques | |
FR2360569A1 (fr) | Procede de preparation du benzene-sulfochlorure par reaction de l'acide benzene-sulfonique avec le chlorure de thionyle | |
FR2421144A1 (fr) | Procede de transformateur de phosphate brut contenant du magnesium en acide phosphorique et un melange de carbonates de magnesium et de calcium | |
FR2438643A1 (fr) | Nouveau procede de preparation de l'acide di-n-propylacetique | |
FR2361333A1 (fr) | Procede de preparation d'esters de glycols | |
BE899783A (fr) | Procede de synthese de l'aspartame. | |
GB1430337A (en) | Process for the manufacture of methacrylic acid and oxidation catalyst therefor |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |