DE1004601B - Verfahren zur Herstellung von Terephthalsaeure - Google Patents
Verfahren zur Herstellung von TerephthalsaeureInfo
- Publication number
- DE1004601B DE1004601B DEB31401A DEB0031401A DE1004601B DE 1004601 B DE1004601 B DE 1004601B DE B31401 A DEB31401 A DE B31401A DE B0031401 A DEB0031401 A DE B0031401A DE 1004601 B DE1004601 B DE 1004601B
- Authority
- DE
- Germany
- Prior art keywords
- oxidation
- nitric acid
- terephthalic acid
- preparation
- 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.)
- Pending
Links
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 title claims description 14
- 238000000034 method Methods 0.000 title claims description 7
- 230000003647 oxidation Effects 0.000 claims description 16
- 238000007254 oxidation reaction Methods 0.000 claims description 16
- ZZHIDJWUJRKHGX-UHFFFAOYSA-N 1,4-bis(chloromethyl)benzene Chemical compound ClCC1=CC=C(CCl)C=C1 ZZHIDJWUJRKHGX-UHFFFAOYSA-N 0.000 claims description 5
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 16
- 229910017604 nitric acid Inorganic materials 0.000 description 16
- 239000007789 gas Substances 0.000 description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 7
- GQPLMRYTRLFLPF-UHFFFAOYSA-N nitrous oxide Inorganic materials [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- MMIVZWZHLDUCKH-UHFFFAOYSA-N chloromethane;chloromethylbenzene Chemical compound ClC.ClCC1=CC=CC=C1 MMIVZWZHLDUCKH-UHFFFAOYSA-N 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- 230000008929 regeneration Effects 0.000 description 3
- 238000011069 regeneration method Methods 0.000 description 3
- 239000013067 intermediate product Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000011541 reaction mixture Substances 0.000 description 2
- 238000000859 sublimation Methods 0.000 description 2
- 230000008022 sublimation Effects 0.000 description 2
- NPDACUSDTOMAMK-UHFFFAOYSA-N 4-Chlorotoluene Chemical compound CC1=CC=C(Cl)C=C1 NPDACUSDTOMAMK-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 238000007265 chloromethylation reaction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000003134 recirculating effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 125000006839 xylylene group Chemical group 0.000 description 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
- C07C51/27—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with oxides of nitrogen or nitrogen-containing mineral acids
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
- C07C17/10—Preparation of halogenated hydrocarbons by replacement by halogens of hydrogen atoms
- C07C17/14—Preparation of halogenated hydrocarbons by replacement by halogens of hydrogen atoms in the side-chain of aromatic compounds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/26—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton
- C07C17/32—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by introduction of halogenated alkyl groups into ring compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE538969D BE538969A (enrdf_load_stackoverflow) | 1954-06-14 | ||
| DEB31401A DE1004601B (de) | 1954-06-14 | 1954-06-14 | Verfahren zur Herstellung von Terephthalsaeure |
| GB1699655A GB786382A (en) | 1954-06-14 | 1955-06-13 | Improvements in or relating to the manufacture of benzene carboxylic acids |
| FR1126149D FR1126149A (fr) | 1954-06-14 | 1955-06-14 | Procédé de préparation d'acides benzène tri- et polycarboxyliques |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEB31401A DE1004601B (de) | 1954-06-14 | 1954-06-14 | Verfahren zur Herstellung von Terephthalsaeure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1004601B true DE1004601B (de) | 1957-03-21 |
Family
ID=6963484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DEB31401A Pending DE1004601B (de) | 1954-06-14 | 1954-06-14 | Verfahren zur Herstellung von Terephthalsaeure |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE538969A (enrdf_load_stackoverflow) |
| DE (1) | DE1004601B (enrdf_load_stackoverflow) |
| FR (1) | FR1126149A (enrdf_load_stackoverflow) |
| GB (1) | GB786382A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020250018A1 (en) | 2019-06-14 | 2020-12-17 | Anthea Aromatics Private Limited | An efficient and environment friendly process for chloromethylation of substituted benzenes |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2563820A (en) * | 1947-10-04 | 1951-08-14 | California Research Corp | Preparation of aryl dicarboxylic acids |
-
0
- BE BE538969D patent/BE538969A/xx unknown
-
1954
- 1954-06-14 DE DEB31401A patent/DE1004601B/de active Pending
-
1955
- 1955-06-13 GB GB1699655A patent/GB786382A/en not_active Expired
- 1955-06-14 FR FR1126149D patent/FR1126149A/fr not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2563820A (en) * | 1947-10-04 | 1951-08-14 | California Research Corp | Preparation of aryl dicarboxylic acids |
Also Published As
| Publication number | Publication date |
|---|---|
| FR1126149A (fr) | 1956-11-15 |
| GB786382A (en) | 1957-11-20 |
| BE538969A (enrdf_load_stackoverflow) |
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