GB1348091A - Method for preparing trimellitic anhydride - Google Patents
Method for preparing trimellitic anhydrideInfo
- Publication number
- GB1348091A GB1348091A GB156872A GB156872A GB1348091A GB 1348091 A GB1348091 A GB 1348091A GB 156872 A GB156872 A GB 156872A GB 156872 A GB156872 A GB 156872A GB 1348091 A GB1348091 A GB 1348091A
- Authority
- GB
- United Kingdom
- Prior art keywords
- pseudocumene
- trimellitic acid
- trimellitic
- jan
- benzene
- 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
- SRPWOOOHEPICQU-UHFFFAOYSA-N trimellitic anhydride Chemical compound OC(=O)C1=CC=C2C(=O)OC(=O)C2=C1 SRPWOOOHEPICQU-UHFFFAOYSA-N 0.000 title abstract 3
- GWHJZXXIDMPWGX-UHFFFAOYSA-N 1,2,4-trimethylbenzene Chemical compound CC1=CC=C(C)C(C)=C1 GWHJZXXIDMPWGX-UHFFFAOYSA-N 0.000 abstract 10
- ARCGXLSVLAOJQL-UHFFFAOYSA-N trimellitic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C(C(O)=O)=C1 ARCGXLSVLAOJQL-UHFFFAOYSA-N 0.000 abstract 8
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 6
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 abstract 6
- 238000007254 oxidation reaction Methods 0.000 abstract 3
- 230000003647 oxidation Effects 0.000 abstract 2
- 239000003054 catalyst Substances 0.000 abstract 1
- 239000007795 chemical reaction product Substances 0.000 abstract 1
- 230000018044 dehydration Effects 0.000 abstract 1
- 238000006297 dehydration reaction Methods 0.000 abstract 1
- 238000004821 distillation Methods 0.000 abstract 1
- 239000000706 filtrate Substances 0.000 abstract 1
- 229910001385 heavy metal Inorganic materials 0.000 abstract 1
- 239000011261 inert gas Substances 0.000 abstract 1
- 239000003999 initiator Substances 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 230000001590 oxidative effect Effects 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- C07C51/54—Preparation of carboxylic acid anhydrides
- C07C51/56—Preparation of carboxylic acid anhydrides from organic acids, their salts, their esters or their halides, e.g. by carboxylation
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)
- Furan Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL14570471A PL72985B2 (enrdf_load_stackoverflow) | 1971-01-19 | 1971-01-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1348091A true GB1348091A (en) | 1974-03-13 |
Family
ID=19953236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB156872A Expired GB1348091A (en) | 1971-01-19 | 1972-01-13 | Method for preparing trimellitic anhydride |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5320020B1 (enrdf_load_stackoverflow) |
| DE (1) | DE2202483B2 (enrdf_load_stackoverflow) |
| FR (1) | FR2122514B1 (enrdf_load_stackoverflow) |
| GB (1) | GB1348091A (enrdf_load_stackoverflow) |
| IT (1) | IT968033B (enrdf_load_stackoverflow) |
| NL (1) | NL7200646A (enrdf_load_stackoverflow) |
| PL (1) | PL72985B2 (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114276320A (zh) * | 2020-09-27 | 2022-04-05 | 中国石化扬子石油化工有限公司 | 一种偏苯三甲酸成酐的方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE573049A (enrdf_load_stackoverflow) * |
-
1971
- 1971-01-19 PL PL14570471A patent/PL72985B2/pl unknown
- 1971-10-06 IT IT2955671A patent/IT968033B/it active
-
1972
- 1972-01-13 GB GB156872A patent/GB1348091A/en not_active Expired
- 1972-01-17 NL NL7200646A patent/NL7200646A/xx not_active Application Discontinuation
- 1972-01-19 FR FR7201710A patent/FR2122514B1/fr not_active Expired
- 1972-01-19 JP JP727550A patent/JPS5320020B1/ja active Pending
- 1972-01-19 DE DE19722202483 patent/DE2202483B2/de active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114276320A (zh) * | 2020-09-27 | 2022-04-05 | 中国石化扬子石油化工有限公司 | 一种偏苯三甲酸成酐的方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| PL72985B2 (enrdf_load_stackoverflow) | 1974-08-31 |
| IT968033B (it) | 1974-03-20 |
| JPS5320020B1 (enrdf_load_stackoverflow) | 1978-06-24 |
| DE2202483B2 (de) | 1977-03-31 |
| DE2202483A1 (de) | 1972-08-03 |
| FR2122514A1 (enrdf_load_stackoverflow) | 1972-09-01 |
| NL7200646A (enrdf_load_stackoverflow) | 1972-07-21 |
| FR2122514B1 (enrdf_load_stackoverflow) | 1974-12-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |