GB1467903A - Process for the preparation of dimethyl terephthalate - Google Patents
Process for the preparation of dimethyl terephthalateInfo
- Publication number
- GB1467903A GB1467903A GB2341674A GB2341674A GB1467903A GB 1467903 A GB1467903 A GB 1467903A GB 2341674 A GB2341674 A GB 2341674A GB 2341674 A GB2341674 A GB 2341674A GB 1467903 A GB1467903 A GB 1467903A
- Authority
- GB
- United Kingdom
- Prior art keywords
- reaction mixture
- cobalt
- nickel
- metal
- dimethyl terephthalate
- 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
- WOZVHXUHUFLZGK-UHFFFAOYSA-N dimethyl terephthalate Chemical compound COC(=O)C1=CC=C(C(=O)OC)C=C1 WOZVHXUHUFLZGK-UHFFFAOYSA-N 0.000 title abstract 8
- 238000000034 method Methods 0.000 title abstract 2
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract 9
- 239000011541 reaction mixture Substances 0.000 abstract 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract 4
- 229910052751 metal Inorganic materials 0.000 abstract 3
- 239000002184 metal Substances 0.000 abstract 3
- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 abstract 2
- 150000001491 aromatic compounds Chemical class 0.000 abstract 2
- 239000003054 catalyst Substances 0.000 abstract 2
- 229910017052 cobalt Inorganic materials 0.000 abstract 2
- 239000010941 cobalt Substances 0.000 abstract 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 abstract 2
- 150000001869 cobalt compounds Chemical class 0.000 abstract 2
- 229910052736 halogen Inorganic materials 0.000 abstract 2
- 150000002367 halogens Chemical class 0.000 abstract 2
- 239000007791 liquid phase Substances 0.000 abstract 2
- 229910052759 nickel Inorganic materials 0.000 abstract 2
- 150000002816 nickel compounds Chemical class 0.000 abstract 2
- 230000003647 oxidation Effects 0.000 abstract 2
- 238000007254 oxidation reaction Methods 0.000 abstract 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 abstract 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 abstract 1
- 125000002843 carboxylic acid group Chemical group 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 229910001882 dioxygen Inorganic materials 0.000 abstract 1
- 238000011065 in-situ storage Methods 0.000 abstract 1
- 150000002697 manganese compounds Chemical class 0.000 abstract 1
- 150000002736 metal compounds Chemical class 0.000 abstract 1
- 150000002739 metals Chemical class 0.000 abstract 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 abstract 1
- 230000001590 oxidative effect Effects 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/76—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/582—Recycling of unreacted starting or intermediate materials
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5962473A JPS5735174B2 (enrdf_load_stackoverflow) | 1973-05-28 | 1973-05-28 | |
| JP9821273A JPS5637978B2 (enrdf_load_stackoverflow) | 1973-09-03 | 1973-09-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1467903A true GB1467903A (en) | 1977-03-23 |
Family
ID=26400682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2341674A Expired GB1467903A (en) | 1973-05-28 | 1974-05-24 | Process for the preparation of dimethyl terephthalate |
Country Status (5)
| Country | Link |
|---|---|
| DE (1) | DE2425763A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2231660B1 (enrdf_load_stackoverflow) |
| GB (1) | GB1467903A (enrdf_load_stackoverflow) |
| IT (1) | IT1012888B (enrdf_load_stackoverflow) |
| NL (1) | NL7407124A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0953561A1 (en) * | 1998-04-29 | 1999-11-03 | ARTEVA TECHNOLOGIES S.à.r.l. | Preparation of dimethylterephthalate via the air oxidation of p-tolualdehyde |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2723994A (en) * | 1951-01-15 | 1955-11-15 | Shell Dev | Oxidation of xylene and toluic acid mixtures to phthalic acids |
| NL103301C (enrdf_load_stackoverflow) * | 1956-01-16 | |||
| GB857098A (en) * | 1958-03-10 | 1960-12-29 | Ici Ltd | Improvements in and relating to the oxidation of alkyl substituted aromatic compounds |
| NL110864C (enrdf_load_stackoverflow) * | 1958-11-07 | |||
| JPS522895B2 (enrdf_load_stackoverflow) * | 1972-08-14 | 1977-01-25 |
-
1974
- 1974-05-24 GB GB2341674A patent/GB1467903A/en not_active Expired
- 1974-05-28 DE DE19742425763 patent/DE2425763A1/de active Pending
- 1974-05-28 FR FR7418358A patent/FR2231660B1/fr not_active Expired
- 1974-05-28 IT IT23264/74A patent/IT1012888B/it active
- 1974-05-28 NL NL7407124A patent/NL7407124A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2425763A1 (de) | 1974-12-19 |
| FR2231660B1 (enrdf_load_stackoverflow) | 1979-02-16 |
| NL7407124A (enrdf_load_stackoverflow) | 1974-12-02 |
| FR2231660A1 (enrdf_load_stackoverflow) | 1974-12-27 |
| IT1012888B (it) | 1977-03-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |