GB1115239A - Process for the preparation of methacrylic acid - Google Patents
Process for the preparation of methacrylic acidInfo
- Publication number
- GB1115239A GB1115239A GB51977/66A GB5197766A GB1115239A GB 1115239 A GB1115239 A GB 1115239A GB 51977/66 A GB51977/66 A GB 51977/66A GB 5197766 A GB5197766 A GB 5197766A GB 1115239 A GB1115239 A GB 1115239A
- Authority
- GB
- United Kingdom
- Prior art keywords
- acid
- methacrylic acid
- acetic acid
- derivatives
- nitric acid
- 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.)
- Expired
Links
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 title abstract 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 6
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 abstract 2
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 abstract 2
- WFPZPJSADLPSON-UHFFFAOYSA-N dinitrogen tetraoxide Chemical compound [O-][N+](=O)[N+]([O-])=O WFPZPJSADLPSON-UHFFFAOYSA-N 0.000 abstract 2
- 229910017604 nitric acid Inorganic materials 0.000 abstract 2
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical group CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 abstract 1
- 229920003171 Poly (ethylene oxide) Chemical class 0.000 abstract 1
- -1 alcoholates Chemical class 0.000 abstract 1
- 239000003513 alkali Substances 0.000 abstract 1
- 150000001408 amides Chemical class 0.000 abstract 1
- 150000001412 amines Chemical class 0.000 abstract 1
- 150000008064 anhydrides Chemical class 0.000 abstract 1
- 238000009835 boiling Methods 0.000 abstract 1
- 150000007942 carboxylates Chemical class 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 150000002148 esters Chemical class 0.000 abstract 1
- 150000002170 ethers Chemical class 0.000 abstract 1
- 150000002311 glutaric acids Chemical class 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 150000004679 hydroxides Chemical class 0.000 abstract 1
- 150000002689 maleic acids Chemical class 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 125000005486 naphthalic acid group Chemical class 0.000 abstract 1
- 239000012430 organic reaction media Substances 0.000 abstract 1
- 230000003647 oxidation Effects 0.000 abstract 1
- 238000007254 oxidation reaction Methods 0.000 abstract 1
- 150000003003 phosphines Chemical class 0.000 abstract 1
- 150000003022 phthalic acids Chemical class 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 150000003444 succinic acids 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1624365A CH471061A (de) | 1965-11-25 | 1965-11-25 | Verfahren zur Herstellung von Methacrylsäure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1115239A true GB1115239A (en) | 1968-05-29 |
Family
ID=4415625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB51977/66A Expired GB1115239A (en) | 1965-11-25 | 1966-11-21 | Process for the preparation of methacrylic acid |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3517059A (enExample) |
| BE (1) | BE689307A (enExample) |
| CH (1) | CH471061A (enExample) |
| DE (1) | DE1568967A1 (enExample) |
| ES (1) | ES333638A1 (enExample) |
| FR (1) | FR1498180A (enExample) |
| GB (1) | GB1115239A (enExample) |
| NL (1) | NL6615629A (enExample) |
| SE (1) | SE321213B (enExample) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2811545A (en) * | 1956-07-23 | 1957-10-29 | Escambia Chem Corp | Production of alpha-hydroxy isobutyric and methacrylic acids and their esters |
| US2811546A (en) * | 1956-09-11 | 1957-10-29 | Escambia Chem Corp | Production of alpha-hydroxy isobutyric and methacrylic acids and their esters |
| US2971981A (en) * | 1957-05-10 | 1961-02-14 | Robert S Aries | Preparation of alpha-hydroxyisobutyric acid |
-
1965
- 1965-11-25 CH CH1624365A patent/CH471061A/de not_active IP Right Cessation
-
1966
- 1966-10-19 DE DE19661568967 patent/DE1568967A1/de active Pending
- 1966-10-24 US US588730A patent/US3517059A/en not_active Expired - Lifetime
- 1966-11-03 FR FR82412A patent/FR1498180A/fr not_active Expired
- 1966-11-04 BE BE689307D patent/BE689307A/xx unknown
- 1966-11-04 NL NL6615629A patent/NL6615629A/xx unknown
- 1966-11-16 SE SE15697/66A patent/SE321213B/xx unknown
- 1966-11-21 GB GB51977/66A patent/GB1115239A/en not_active Expired
- 1966-11-22 ES ES0333638A patent/ES333638A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1568967A1 (de) | 1970-04-30 |
| NL6615629A (enExample) | 1967-05-26 |
| BE689307A (enExample) | 1967-04-14 |
| SE321213B (enExample) | 1970-03-02 |
| FR1498180A (fr) | 1967-10-13 |
| CH471061A (de) | 1969-04-15 |
| ES333638A1 (es) | 1967-10-01 |
| US3517059A (en) | 1970-06-23 |
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