BE548214A - - Google Patents
Info
- Publication number
- BE548214A BE548214A BE548214DA BE548214A BE 548214 A BE548214 A BE 548214A BE 548214D A BE548214D A BE 548214DA BE 548214 A BE548214 A BE 548214A
- Authority
- BE
- Belgium
- Prior art keywords
- compound
- process according
- terephthalic acid
- parts
- desc
- 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 claims description 7
- 239000003054 catalyst Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 150000003839 salts Chemical class 0.000 claims description 5
- 239000011780 sodium chloride Substances 0.000 claims description 5
- 239000002253 acid Substances 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 2
- 229910052803 cobalt Inorganic materials 0.000 claims description 2
- 239000010941 cobalt Substances 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims 6
- UHOVQNZJYSORNB-UHFFFAOYSA-N benzene Substances C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims 1
- 229910052804 chromium Inorganic materials 0.000 claims 1
- 239000011651 chromium Substances 0.000 claims 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims 1
- 239000010949 copper Substances 0.000 claims 1
- 229910052802 copper Inorganic materials 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 239000010936 titanium Substances 0.000 claims 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims 1
- 229910052719 titanium Inorganic materials 0.000 claims 1
- -1 vanaôiuTn Chemical compound 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- CSCPPACGZOOCGX-UHFFFAOYSA-N acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 235000011121 sodium hydroxide Nutrition 0.000 description 2
- SPPWGCYEYAMHDT-UHFFFAOYSA-N 1,4-di(propan-2-yl)benzene Chemical compound CC(C)C1=CC=C(C(C)C)C=C1 SPPWGCYEYAMHDT-UHFFFAOYSA-N 0.000 description 1
- IQFVPQOLBLOTPF-HKXUKFGYSA-L Congo red Chemical compound [Na+].[Na+].C1=CC=CC2=C(N)C(/N=N/C3=CC=C(C=C3)C3=CC=C(C=C3)/N=N/C3=C(C4=CC=CC=C4C(=C3)S([O-])(=O)=O)N)=CC(S([O-])(=O)=O)=C21 IQFVPQOLBLOTPF-HKXUKFGYSA-L 0.000 description 1
- XMXNVYPJWBTAHN-UHFFFAOYSA-N Potassium chromate Chemical compound [K+].[K+].[O-][Cr]([O-])(=O)=O XMXNVYPJWBTAHN-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- 230000002378 acidificating Effects 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 150000001555 benzenes Chemical class 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 229940071125 manganese acetate Drugs 0.000 description 1
- UOGMEBQRZBEZQT-UHFFFAOYSA-L manganese(2+);diacetate Chemical compound [Mn+2].CC([O-])=O.CC([O-])=O UOGMEBQRZBEZQT-UHFFFAOYSA-L 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 230000001590 oxidative Effects 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N oxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229940072033 potash Drugs 0.000 description 1
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 1
- 235000015320 potassium carbonate Nutrition 0.000 description 1
- KWYUFKZDYYNOTN-UHFFFAOYSA-M potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- C07C51/21—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
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE548214A true BE548214A (de) |
Family
ID=174880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE548214D BE548214A (de) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE548214A (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2438027A1 (fr) * | 1978-10-02 | 1980-04-30 | Labofina Sa | Procede de preparation d'acide terephtalique |
-
0
- BE BE548214D patent/BE548214A/fr unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2438027A1 (fr) * | 1978-10-02 | 1980-04-30 | Labofina Sa | Procede de preparation d'acide terephtalique |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS5818332A (ja) | 芳香族モノカルボン酸の製法 | |
| HU204754B (en) | Process for producing mixture of cycloalkanone and cycloalkanol | |
| BE548214A (de) | ||
| FR2463116A1 (fr) | Procede pour la production d'un acide polycarboxylique aromatique comportant au moins trois radicaux carboxyle | |
| SK3522001A3 (en) | Method for crystallising carboxylic acid | |
| CN108530326A (zh) | 一种2-硝基-4-甲砜基苯甲酸的制备方法 | |
| JPH0421653A (ja) | 高純度イソフタル酸の製造法 | |
| JPS58116439A (ja) | 高純度芳香族ポリカルボン酸の製造法 | |
| JP2022532319A (ja) | リンゴ酸の製造 | |
| JP4622266B2 (ja) | 含フッ素芳香族テトラカルボン酸二無水物の精製法 | |
| DE3707876A1 (de) | Verfahren zur herstellung von naphtalindicarboxylsaeure zusammen mit trimellithsaeure | |
| JPH03176456A (ja) | グリオキシル酸の水性溶液の新規連続工業的製造法 | |
| JPS636268B2 (de) | ||
| JPH1053557A (ja) | 高純度２，６−ナフタレンジカルボン酸の製造方法 | |
| JP2002097185A (ja) | 芳香族テトラカルボン酸二無水物の製造方法 | |
| JPS62145053A (ja) | １，４−ビス（ジシアノメチレン）シクロヘキサンの製造法 | |
| US4866204A (en) | Method of preparing substituted cyclic carboxylic acids | |
| JPH1180074A (ja) | 高純度２，６−ナフタレンジカルボン酸の製造法 | |
| CA1162940A (fr) | Procede de fabrication d'acides hydroxyarylglyoxyliques et de leurs sels alcalins et son application a la fabrication du para-hydroxy- phenylglyoxylate de sodium | |
| BE642808A (de) | ||
| US3592848A (en) | Method of purifying terephthalic acid | |
| SU372907A1 (ru) | Способ получени бензолкарбоновых кислот | |
| JPS6217989B2 (de) | ||
| JPS5935907B2 (ja) | 芳香族ポリカルボン酸の製造法 | |
| JPH02264742A (ja) | ビフェニルジカルボン酸の精製法 |