GB1319021A - Process for preparing methylterephthalic and methylisophthalic acids - Google Patents
Process for preparing methylterephthalic and methylisophthalic acidsInfo
- Publication number
- GB1319021A GB1319021A GB1254571A GB1254571A GB1319021A GB 1319021 A GB1319021 A GB 1319021A GB 1254571 A GB1254571 A GB 1254571A GB 1254571 A GB1254571 A GB 1254571A GB 1319021 A GB1319021 A GB 1319021A
- Authority
- GB
- United Kingdom
- Prior art keywords
- cobalt
- compound
- manganese
- bromine
- weight
- 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
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- AIDLAEPHWROGFI-UHFFFAOYSA-N 2-methylbenzene-1,3-dicarboxylic acid Chemical class CC1=C(C(O)=O)C=CC=C1C(O)=O AIDLAEPHWROGFI-UHFFFAOYSA-N 0.000 title 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 9
- 229910017052 cobalt Inorganic materials 0.000 abstract 7
- 239000010941 cobalt Substances 0.000 abstract 7
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 abstract 7
- 150000001869 cobalt compounds Chemical class 0.000 abstract 7
- GWHJZXXIDMPWGX-UHFFFAOYSA-N 1,2,4-trimethylbenzene Chemical compound CC1=CC=C(C)C(C)=C1 GWHJZXXIDMPWGX-UHFFFAOYSA-N 0.000 abstract 6
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 abstract 6
- 229910052794 bromium Inorganic materials 0.000 abstract 6
- 150000002697 manganese compounds Chemical class 0.000 abstract 6
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 abstract 4
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 abstract 4
- 229910052748 manganese Inorganic materials 0.000 abstract 4
- 239000011572 manganese Substances 0.000 abstract 4
- -1 bromine compound Chemical class 0.000 abstract 2
- 239000003054 catalyst Substances 0.000 abstract 2
- UFMBOFGKHIXOTA-UHFFFAOYSA-N 2-methylterephthalic acid Chemical compound CC1=CC(C(O)=O)=CC=C1C(O)=O UFMBOFGKHIXOTA-UHFFFAOYSA-N 0.000 abstract 1
- PNWSHHILERSSLF-UHFFFAOYSA-N 4-methylbenzene-1,3-dicarboxylic acid Chemical compound CC1=CC=C(C(O)=O)C=C1C(O)=O PNWSHHILERSSLF-UHFFFAOYSA-N 0.000 abstract 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 229910001882 dioxygen Inorganic materials 0.000 abstract 1
- 150000002531 isophthalic acids Chemical class 0.000 abstract 1
- 230000003647 oxidation Effects 0.000 abstract 1
- 238000007254 oxidation reaction Methods 0.000 abstract 1
- 230000001590 oxidative effect Effects 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- B01J31/04—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing carboxylic acids or their salts
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2231/00—Catalytic reactions performed with catalysts classified in B01J31/00
- B01J2231/70—Oxidation reactions, e.g. epoxidation, (di)hydroxylation, dehydrogenation and analogues
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2531/00—Additional information regarding catalytic systems classified in B01J31/00
- B01J2531/70—Complexes comprising metals of Group VII (VIIB) as the central metal
- B01J2531/72—Manganese
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2531/00—Additional information regarding catalytic systems classified in B01J31/00
- B01J2531/80—Complexes comprising metals of Group VIII as the central metal
- B01J2531/84—Metals of the iron group
- B01J2531/845—Cobalt
-
- 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
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (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 |
|---|---|---|---|
| JP45037252A JPS4919274B1 (enrdf_load_stackoverflow) | 1970-05-01 | 1970-05-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1319021A true GB1319021A (en) | 1973-05-31 |
Family
ID=12492435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1254571A Expired GB1319021A (en) | 1970-05-01 | 1971-04-30 | Process for preparing methylterephthalic and methylisophthalic acids |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS4919274B1 (enrdf_load_stackoverflow) |
| BE (1) | BE766553A (enrdf_load_stackoverflow) |
| CA (1) | CA945997A (enrdf_load_stackoverflow) |
| DE (1) | DE2121781A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2091099A5 (enrdf_load_stackoverflow) |
| GB (1) | GB1319021A (enrdf_load_stackoverflow) |
| NL (1) | NL7105904A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5336066U (enrdf_load_stackoverflow) * | 1976-09-02 | 1978-03-30 |
-
1970
- 1970-05-01 JP JP45037252A patent/JPS4919274B1/ja active Pending
-
1971
- 1971-04-29 NL NL7105904A patent/NL7105904A/xx unknown
- 1971-04-30 BE BE766553A patent/BE766553A/xx unknown
- 1971-04-30 GB GB1254571A patent/GB1319021A/en not_active Expired
- 1971-04-30 CA CA111,895A patent/CA945997A/en not_active Expired
- 1971-05-03 FR FR7115821A patent/FR2091099A5/fr not_active Expired
- 1971-05-03 DE DE19712121781 patent/DE2121781A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| NL7105904A (enrdf_load_stackoverflow) | 1971-11-03 |
| JPS4919274B1 (enrdf_load_stackoverflow) | 1974-05-16 |
| BE766553A (fr) | 1971-09-16 |
| DE2121781A1 (enrdf_load_stackoverflow) | 1971-12-16 |
| CA945997A (en) | 1974-04-23 |
| FR2091099A5 (enrdf_load_stackoverflow) | 1972-01-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |