BE785615A - Procede de preparation d'acide terephtalique, d'acide isophtalique, de leurs esters monomethyliques par oxydation de p-xylene, de m-xylene ou des esters methyliques des acides toluyliques correspondants - Google Patents
Procede de preparation d'acide terephtalique, d'acide isophtalique, de leurs esters monomethyliques par oxydation de p-xylene, de m-xylene ou des esters methyliques des acides toluyliques correspondantsInfo
- Publication number
- BE785615A BE785615A BE785615A BE785615A BE785615A BE 785615 A BE785615 A BE 785615A BE 785615 A BE785615 A BE 785615A BE 785615 A BE785615 A BE 785615A BE 785615 A BE785615 A BE 785615A
- Authority
- BE
- Belgium
- Prior art keywords
- xylene
- esters
- oxidation
- preparation
- terephthalic acid
- Prior art date
Links
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 title 2
- QQVIHTHCMHWDBS-UHFFFAOYSA-N isophthalic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-N 0.000 title 2
- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical compound CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 title 1
- 239000002253 acid Substances 0.000 title 1
- 150000007513 acids Chemical class 0.000 title 1
- IVSZLXZYQVIEFR-UHFFFAOYSA-N m-xylene Chemical compound CC1=CC=CC(C)=C1 IVSZLXZYQVIEFR-UHFFFAOYSA-N 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 150000004702 methyl esters Chemical class 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 (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712132909 DE2132909A1 (de) | 1971-07-02 | 1971-07-02 | Verfahren zur herstellung von isophthalsaeure durch oxydation von m-xylol |
| DE19712132910 DE2132910A1 (de) | 1971-07-02 | 1971-07-02 | Verfahren zur herstellung von terephthalsaeure durch oxydation von p-xylol |
| DE19712132908 DE2132908A1 (de) | 1971-07-02 | 1971-07-02 | Verfahren zur herstellung von phthalsaeuremonomethylestern durch oxydation von toluylsaeuremethylestern |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE785615A true BE785615A (fr) | 1972-10-16 |
Family
ID=27183529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE785615A BE785615A (fr) | 1971-07-02 | 1972-06-29 | Procede de preparation d'acide terephtalique, d'acide isophtalique, de leurs esters monomethyliques par oxydation de p-xylene, de m-xylene ou des esters methyliques des acides toluyliques correspondants |
Country Status (14)
| Country | Link |
|---|---|
| AR (1) | AR192460A1 (OSRAM) |
| AU (1) | AU462394B2 (OSRAM) |
| BE (1) | BE785615A (OSRAM) |
| CA (1) | CA979921A (OSRAM) |
| CH (1) | CH572885A5 (OSRAM) |
| CS (1) | CS168593B2 (OSRAM) |
| DD (1) | DD96700A5 (OSRAM) |
| ES (1) | ES404182A1 (OSRAM) |
| FR (1) | FR2144722B1 (OSRAM) |
| GB (1) | GB1389478A (OSRAM) |
| IT (1) | IT965867B (OSRAM) |
| NL (1) | NL7207977A (OSRAM) |
| PL (1) | PL82612B1 (OSRAM) |
| RO (1) | RO59928A (OSRAM) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2104512B1 (es) * | 1995-09-21 | 1998-07-01 | Interquisa | Procedimiento industrial para la fabricacion de acidos carboxilicos aromaticos. |
| US7550627B2 (en) | 2005-03-08 | 2009-06-23 | Eastman Chemical Company | Processes for producing aromatic dicarboxylic acids |
| EP2522426B1 (en) | 2011-05-12 | 2014-02-12 | King Saud University | Method for preparing carboxylic acids |
-
1972
- 1972-05-31 DD DD16331972A patent/DD96700A5/xx unknown
- 1972-06-12 NL NL7207977A patent/NL7207977A/xx unknown
- 1972-06-16 CS CS422772A patent/CS168593B2/cs unknown
- 1972-06-21 AU AU43701/72A patent/AU462394B2/en not_active Expired
- 1972-06-23 ES ES72404182A patent/ES404182A1/es not_active Expired
- 1972-06-27 CH CH962272A patent/CH572885A5/xx not_active IP Right Cessation
- 1972-06-29 GB GB3062272A patent/GB1389478A/en not_active Expired
- 1972-06-29 BE BE785615A patent/BE785615A/xx unknown
- 1972-06-30 IT IT5125872A patent/IT965867B/it active
- 1972-06-30 FR FR7223894A patent/FR2144722B1/fr not_active Expired
- 1972-06-30 PL PL15638772A patent/PL82612B1/pl unknown
- 1972-06-30 AR AR24286872A patent/AR192460A1/es active
- 1972-06-30 CA CA146,212A patent/CA979921A/en not_active Expired
- 1972-07-01 RO RO7145772A patent/RO59928A/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AU462394B2 (en) | 1975-06-26 |
| FR2144722B1 (OSRAM) | 1976-08-06 |
| RO59928A (OSRAM) | 1976-11-15 |
| GB1389478A (en) | 1975-04-03 |
| NL7207977A (OSRAM) | 1973-01-04 |
| IT965867B (it) | 1974-02-11 |
| CS168593B2 (OSRAM) | 1976-06-29 |
| AU4370172A (en) | 1974-01-03 |
| PL82612B1 (OSRAM) | 1975-10-31 |
| AR192460A1 (es) | 1973-02-21 |
| DD96700A5 (OSRAM) | 1973-04-05 |
| CH572885A5 (OSRAM) | 1976-02-27 |
| FR2144722A1 (OSRAM) | 1973-02-16 |
| CA979921A (en) | 1975-12-16 |
| ES404182A1 (es) | 1975-06-01 |
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