BE537019A - - Google Patents
Info
- Publication number
- BE537019A BE537019A BE537019DA BE537019A BE 537019 A BE537019 A BE 537019A BE 537019D A BE537019D A BE 537019DA BE 537019 A BE537019 A BE 537019A
- Authority
- BE
- Belgium
- Prior art keywords
- acidified
- hydrolysis
- pentachlorophenol
- product
- solution
- Prior art date
Links
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 42
- IZUPBVBPLAPZRR-UHFFFAOYSA-N pentachlorophenol Chemical compound OC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl IZUPBVBPLAPZRR-UHFFFAOYSA-N 0.000 claims description 42
- 239000000047 product Substances 0.000 claims description 31
- 238000000034 method Methods 0.000 claims description 28
- 238000006460 hydrolysis reaction Methods 0.000 claims description 19
- 230000007062 hydrolysis Effects 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- CKAPSXZOOQJIBF-UHFFFAOYSA-N hexachlorobenzene Chemical group ClC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl CKAPSXZOOQJIBF-UHFFFAOYSA-N 0.000 claims description 17
- 230000020477 pH reduction Effects 0.000 claims description 17
- 239000000706 filtrate Substances 0.000 claims description 11
- 238000002360 preparation method Methods 0.000 claims description 9
- 238000005904 alkaline hydrolysis reaction Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- 239000007832 Na2SO4 Substances 0.000 claims description 6
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 229910052938 sodium sulfate Inorganic materials 0.000 claims description 6
- 235000011152 sodium sulphate Nutrition 0.000 claims description 6
- 230000001476 alcoholic effect Effects 0.000 claims description 5
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims description 5
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 4
- 239000003513 alkali Substances 0.000 claims description 3
- 239000012736 aqueous medium Substances 0.000 claims description 3
- 239000011780 sodium chloride Substances 0.000 claims description 2
- 235000011121 sodium hydroxide Nutrition 0.000 description 12
- 238000002844 melting Methods 0.000 description 9
- 230000008018 melting Effects 0.000 description 9
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 8
- 239000002609 medium Substances 0.000 description 5
- 239000002253 acid Substances 0.000 description 4
- 239000007795 chemical reaction product Substances 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 108091006629 SLC13A2 Proteins 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- GBDZXPJXOMHESU-UHFFFAOYSA-N 1,2,3,4-tetrachlorobenzene Chemical compound ClC1=CC=C(Cl)C(Cl)=C1Cl GBDZXPJXOMHESU-UHFFFAOYSA-N 0.000 description 1
- PBKONEOXTCPAFI-UHFFFAOYSA-N 1,2,4-trichlorobenzene Chemical compound ClC1=CC=C(Cl)C(Cl)=C1 PBKONEOXTCPAFI-UHFFFAOYSA-N 0.000 description 1
- BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 241001077262 Conga Species 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- 150000008055 alkyl aryl sulfonates Chemical class 0.000 description 1
- 238000001311 chemical methods and process Methods 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
- 238000001816 cooling Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- SLKWROUNLHVIIQ-UHFFFAOYSA-N hexachlorocyclohexa-2,5-dien-1-one Chemical compound ClC1=C(Cl)C(Cl)(Cl)C(Cl)=C(Cl)C1=O SLKWROUNLHVIIQ-UHFFFAOYSA-N 0.000 description 1
- 239000002198 insoluble material Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- CEOCDNVZRAIOQZ-UHFFFAOYSA-N pentachlorobenzene Chemical compound ClC1=CC(Cl)=C(Cl)C(Cl)=C1Cl CEOCDNVZRAIOQZ-UHFFFAOYSA-N 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000012063 pure reaction product Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- HCJLVWUMMKIQIM-UHFFFAOYSA-M sodium;2,3,4,5,6-pentachlorophenolate Chemical compound [Na+].[O-]C1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl HCJLVWUMMKIQIM-UHFFFAOYSA-M 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 150000003509 tertiary alcohols Chemical class 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/01—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis
- C07C37/02—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis by substitution of halogen
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE537019A true BE537019A (d) |
Family
ID=167499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE537019D BE537019A (d) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE537019A (d) |
-
0
- BE BE537019D patent/BE537019A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0497662B1 (fr) | Procédé de fabrication de téréphtalate de métal alcalin ou alcalino-terreux ou de l'acide téréphtalique, de pureté élevée, à partir de polytéréphtalate de polyol et en particulier à partir de déchets d'un polytéréphtalate d'éthylène glycol | |
| BE897238A (fr) | Procede de fabrication de chlorosulfates basiques d'aluminium | |
| FR2468583A1 (fr) | Procede pour la preparation de diesterdiamides | |
| CA1113118A (fr) | Separation des acides sulfoniques du milieu de leur preparation | |
| BE537019A (d) | ||
| FR2575154A1 (fr) | Procede de preparation d'anthraquinone | |
| EP0041908B1 (fr) | Procédé de fabrication de la dichloro-2,6-nitro-4-aniline et composé obtenu par ce procédé | |
| FR2608145A1 (fr) | Procede de fabrication d'hypochlorite de calcium et produit obtenu par ce procede | |
| BE506954A (d) | ||
| WO1999038835A1 (fr) | Procede pour la production de terephtalate d'un metal alcalin purifie, issu de produits de saponification de polyterephtalates d'alkylene de recuperation | |
| BE433389A (d) | ||
| BE556460A (d) | ||
| BE498029A (d) | ||
| BE544119A (d) | ||
| BE588972A (d) | ||
| BE505163A (d) | ||
| CH295659A (fr) | Procédé de préparation de para-di-isopropylbenzène-di-hydroperoxyde avec formation concomitante de para-di-isopropylbenzène-mono-hydroperoxyde. | |
| BE373603A (d) | ||
| CH292588A (fr) | Procédé de fabrication de sulfaméthazine. | |
| BE543636A (d) | ||
| BE567732A (d) | ||
| BE377194A (d) | ||
| JPS5818330A (ja) | ４，４′−ジヒドロキシジフエニルの製造方法 | |
| BE455816A (d) | ||
| BE419018A (d) |