CA946410A - Oxidation of p-xylene and p-toluic acid to terephthalic acid in aqueous medium - Google Patents
Oxidation of p-xylene and p-toluic acid to terephthalic acid in aqueous mediumInfo
- Publication number
- CA946410A CA946410A CA105,490A CA105490A CA946410A CA 946410 A CA946410 A CA 946410A CA 105490 A CA105490 A CA 105490A CA 946410 A CA946410 A CA 946410A
- Authority
- CA
- Canada
- Prior art keywords
- acid
- xylene
- oxidation
- aqueous medium
- terephthalic 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
- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 title 2
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 title 2
- LPNBBFKOUUSUDB-UHFFFAOYSA-N p-toluic acid Chemical compound CC1=CC=C(C(O)=O)C=C1 LPNBBFKOUUSUDB-UHFFFAOYSA-N 0.000 title 2
- 239000012736 aqueous medium Substances 0.000 title 1
- 230000003647 oxidation Effects 0.000 title 1
- 238000007254 oxidation reaction Methods 0.000 title 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
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
- C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
- C07C51/265—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting having alkyl side chains which are oxidised to carboxyl groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (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 |
|---|---|---|---|
| US2525170A | 1970-04-02 | 1970-04-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA946410A true CA946410A (en) | 1974-04-30 |
Family
ID=21824945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA105,490A Expired CA946410A (en) | 1970-04-02 | 1971-02-16 | Oxidation of p-xylene and p-toluic acid to terephthalic acid in aqueous medium |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3678106A (enExample) |
| CA (1) | CA946410A (enExample) |
| DE (1) | DE2116212B2 (enExample) |
| FR (1) | FR2089101A5 (enExample) |
| GB (1) | GB1314915A (enExample) |
| NL (1) | NL7103373A (enExample) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS609018B2 (ja) * | 1977-01-26 | 1985-03-07 | 三菱瓦斯化学株式会社 | テレフタル酸の製造法 |
| JPS5490132A (en) * | 1977-12-07 | 1979-07-17 | Mitsubishi Gas Chem Co Inc | Preparation of high purity terephthalic acid |
| JPS5481238A (en) * | 1977-12-13 | 1979-06-28 | Mitsubishi Gas Chem Co Inc | Production of high-purity terephthalic acid |
| JPS5488234A (en) * | 1977-12-22 | 1979-07-13 | Mitsubishi Gas Chem Co Inc | Purification of terephthalic acid |
| JPS54125631A (en) * | 1978-02-20 | 1979-09-29 | Mitsubishi Gas Chem Co Inc | Preparation of high-purity terephthalic acid |
| JPS5517309A (en) * | 1978-07-21 | 1980-02-06 | Mitsubishi Gas Chem Co Inc | Preparation of high purity terephthalic acid |
| JPS582222B2 (ja) * | 1979-08-13 | 1983-01-14 | 三菱瓦斯化学株式会社 | 芳香族ポリカルボン酸の製造法 |
| DE3170255D1 (en) * | 1980-06-10 | 1985-06-05 | Ici Plc | Oxidation of substituted aromatic compounds to aromatic carboxylic acids |
| WO1999062859A1 (en) | 1998-06-03 | 1999-12-09 | Daikin Industries, Ltd. | Process for producing fluoroalkylcarboxylic acid |
| EP3691785A4 (en) | 2017-10-05 | 2021-08-04 | Novomer, Inc. | ISOCYANATES, DERIVATIVES AND METHOD FOR THEIR MANUFACTURING |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2391740A (en) * | 1944-01-17 | 1945-12-25 | Shell Dev | Sensitization of hydrogen bromide catalyzed oxidation reactions |
| US2644840A (en) * | 1948-08-07 | 1953-07-07 | Monsanto Chemicals | Oxidation of hydrocarbons |
| US3532746A (en) * | 1966-09-20 | 1970-10-06 | Standard Oil Co | Two stage oxidation |
-
1970
- 1970-04-02 US US25251A patent/US3678106A/en not_active Expired - Lifetime
-
1971
- 1971-02-16 CA CA105,490A patent/CA946410A/en not_active Expired
- 1971-03-12 NL NL7103373A patent/NL7103373A/xx unknown
- 1971-04-02 DE DE19712116212 patent/DE2116212B2/de active Granted
- 1971-04-02 FR FR7111736A patent/FR2089101A5/fr not_active Expired
- 1971-04-19 GB GB2583171*A patent/GB1314915A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1314915A (en) | 1973-04-26 |
| DE2116212A1 (enExample) | 1972-02-17 |
| US3678106A (en) | 1972-07-18 |
| NL7103373A (enExample) | 1971-10-05 |
| DE2116212C3 (enExample) | 1973-11-15 |
| DE2116212B2 (de) | 1973-03-22 |
| FR2089101A5 (enExample) | 1972-01-07 |
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