BE747932A - Procede pour la deshalogenation catalytique selective des acides carboxyliques halogenes - Google Patents
Procede pour la deshalogenation catalytique selective des acides carboxyliques halogenesInfo
- Publication number
- BE747932A BE747932A BE747932DA BE747932A BE 747932 A BE747932 A BE 747932A BE 747932D A BE747932D A BE 747932DA BE 747932 A BE747932 A BE 747932A
- Authority
- BE
- Belgium
- Prior art keywords
- halogenic
- carboxylic acids
- selective catalytic
- catalytic dehalogenation
- dehalogenation
- Prior art date
Links
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)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1915037A DE1915037C3 (de) | 1969-03-25 | 1969-03-25 | Verfahren zur Reinigung von technischer Monochloressigsäure durch selektive katalytische Dehalogenierung des darin enthaltenen Dl- und Trichloressigsäure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE747932A true BE747932A (fr) | 1970-09-25 |
Family
ID=5729171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE747932D BE747932A (fr) | 1969-03-25 | 1970-03-25 | Procede pour la deshalogenation catalytique selective des acides carboxyliques halogenes |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US3739023A (da) |
| JP (1) | JPS5034533B1 (da) |
| BE (1) | BE747932A (da) |
| CH (1) | CH533074A (da) |
| DE (1) | DE1915037C3 (da) |
| DK (1) | DK146243C (da) |
| FR (1) | FR2039987A5 (da) |
| GB (1) | GB1282682A (da) |
| NL (1) | NL146483B (da) |
| NO (1) | NO132588C (da) |
| SE (1) | SE374349B (da) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2645531B1 (fr) * | 1989-04-07 | 1991-06-07 | Atochem | Procede et catalyseur de deshalogenation d'acides carboxyliques alphahalogenes |
| DE19546080A1 (de) * | 1995-12-11 | 1997-06-12 | Hoechst Ag | Verfahren zur Darstellung einer besonders reinen Monochloressigsäure |
| EP1900719A1 (en) * | 2006-09-01 | 2008-03-19 | BUSS ChemTech AG | Manufacture of substantially pure monochloroacetic acid |
| BR112017018047B1 (pt) | 2015-03-17 | 2021-11-23 | Akzo Nobel Chemicals International B.V. | Processo de purificação de alimentação |
| AR104892A1 (es) | 2015-06-12 | 2017-08-23 | Akzo Nobel Chemicals Int Bv | Proceso para la hidrodecloración de una alimentación que comprende ácido dicloroacético |
| CN108383716B (zh) * | 2018-04-26 | 2020-08-04 | 西安凯立新材料股份有限公司 | 一种一氯乙酸的选择性合成方法 |
| CN110878016B (zh) * | 2018-09-05 | 2023-04-28 | 中国石油化工股份有限公司 | 制备异辛酸的工艺方法 |
-
1969
- 1969-03-25 DE DE1915037A patent/DE1915037C3/de not_active Expired
-
1970
- 1970-03-16 GB GB02540/70A patent/GB1282682A/en not_active Expired
- 1970-03-17 CH CH397970A patent/CH533074A/de not_active IP Right Cessation
- 1970-03-23 US US00021697A patent/US3739023A/en not_active Expired - Lifetime
- 1970-03-23 SE SE7003933A patent/SE374349B/xx unknown
- 1970-03-23 NL NL707004122A patent/NL146483B/xx not_active IP Right Cessation
- 1970-03-24 DK DK151870A patent/DK146243C/da not_active IP Right Cessation
- 1970-03-25 JP JP45025182A patent/JPS5034533B1/ja active Pending
- 1970-03-25 FR FR7010801A patent/FR2039987A5/fr not_active Expired
- 1970-03-25 BE BE747932D patent/BE747932A/xx not_active IP Right Cessation
- 1970-03-25 NO NO1141/70A patent/NO132588C/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3739023A (en) | 1973-06-12 |
| NL146483B (nl) | 1975-07-15 |
| DK146243C (da) | 1984-01-16 |
| GB1282682A (en) | 1972-07-19 |
| DE1915037A1 (de) | 1970-10-01 |
| NL7004122A (da) | 1970-09-29 |
| NO132588B (da) | 1975-08-25 |
| DE1915037C3 (de) | 1975-10-30 |
| FR2039987A5 (da) | 1971-01-15 |
| NO132588C (da) | 1975-12-03 |
| DE1915037B2 (de) | 1975-03-13 |
| JPS5034533B1 (da) | 1975-11-10 |
| DK146243B (da) | 1983-08-08 |
| CH533074A (de) | 1973-01-31 |
| SE374349B (da) | 1975-03-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RO68184A (ro) | Procedeu de preparare a unor acizi benzil-fenoxi-alcan-carboxilici | |
| BE751932A (fr) | Procede perfectionne pour la regeneration de charbons actifs uses | |
| RO64682A (ro) | Procedeu pentru purificarea clorsilanilor | |
| BE793191A (fr) | Procede pour produire des acides 7-acylamido-3-cephem-4- carboxyliques | |
| RO63865A (fr) | Procede pour la preparation des 3-iminomethyriphamycine sv | |
| BE769689A (fr) | Procede catalytique pour la preparation de methacroleine | |
| RO62810A (fr) | Procede pour la preparation des acides hydroxydiphenylylpropioniques | |
| BE747932A (fr) | Procede pour la deshalogenation catalytique selective des acides carboxyliques halogenes | |
| BE812450A (fr) | Procede de purification d'acides dicarboxyliques | |
| BE746200A (fr) | Procede ameliore de purification de dichloroethane | |
| BE749493A (fr) | Procede de preparation d'acides carboxyliques | |
| RO63971A (fr) | Procede pour la purification des hydrocarbures chlores | |
| BE764840A (fr) | Procede pour la preparation de citronellal | |
| RO64371A (fr) | Procede pour la preparation continue du cyclohexanonoxme | |
| BE779821A (fr) | Nouveau procede de preparation des acides carboxyliques alpha-cetoniques | |
| BE776267A (fr) | Procede de production des acides phtaliques | |
| BE789996A (fr) | Procede de decarboxylation d'acides hydroxyarylcarboxyliques | |
| RO62639A (fr) | Procede pour la preparation des acides 2-alcoxy-inferieur-5-alkyle-inferieur- | |
| RO66454A (fr) | Procede pour la purification du chlorcyane | |
| BE799609A (fr) | Procede de production d'esters d'acides carboxyliques, | |
| RO62853A (fr) | Procede de preparation des acides antraquinonesulfoniques | |
| BE758550A (fr) | Procede de preparation d'acides carboxyliques | |
| BE770485A (fr) | Procede de preparation d'acides carboxyliques | |
| BE746957A (fr) | Procede pour joindre des metaux | |
| NL153181B (nl) | Werkwijze om diaminomaleinezuurnitrile te zuiveren |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE20 | Patent expired |
Owner name: KNAPSACK A.G. Effective date: 19900325 |