FR1425320A - Procédé de purification de dérivés nitrés d'hydrocarbures aromatiques - Google Patents
Procédé de purification de dérivés nitrés d'hydrocarbures aromatiquesInfo
- Publication number
- FR1425320A FR1425320A FR992414A FR992414A FR1425320A FR 1425320 A FR1425320 A FR 1425320A FR 992414 A FR992414 A FR 992414A FR 992414 A FR992414 A FR 992414A FR 1425320 A FR1425320 A FR 1425320A
- Authority
- FR
- France
- Prior art keywords
- nitrophenols
- resin
- basic anion
- nitro compounds
- purification
- 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
- 150000002828 nitro derivatives Chemical class 0.000 title abstract 2
- 150000004945 aromatic hydrocarbons Chemical class 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 238000000746 purification Methods 0.000 title 1
- RBXVOQPAMPBADW-UHFFFAOYSA-N nitrous acid;phenol Chemical class ON=O.OC1=CC=CC=C1 RBXVOQPAMPBADW-UHFFFAOYSA-N 0.000 abstract 4
- 239000011347 resin Substances 0.000 abstract 4
- 229920005989 resin Polymers 0.000 abstract 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 239000003957 anion exchange resin Substances 0.000 abstract 1
- 150000001450 anions Chemical class 0.000 abstract 1
- -1 aromatic nitro compounds Chemical class 0.000 abstract 1
- 229920001577 copolymer Polymers 0.000 abstract 1
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract 1
- 239000011707 mineral Substances 0.000 abstract 1
- 239000003960 organic solvent Substances 0.000 abstract 1
- 125000001453 quaternary ammonium group Chemical group 0.000 abstract 1
- 230000008929 regeneration Effects 0.000 abstract 1
- 238000011069 regeneration method Methods 0.000 abstract 1
- 239000001117 sulphuric acid Substances 0.000 abstract 1
- 235000011149 sulphuric acid Nutrition 0.000 abstract 1
- 238000005406 washing Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
- C07C201/06—Preparation of nitro compounds
- C07C201/16—Separation; Purification; Stabilisation; Use of additives
-
- 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
- B01J41/00—Anion exchange; Use of material as anion exchangers; Treatment of material for improving the anion exchange properties
- B01J41/04—Processes using organic exchangers
- B01J41/05—Processes using organic exchangers in the strongly basic form
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
- C07C205/06—Compounds containing nitro groups bound to a carbon skeleton having nitro groups bound to carbon atoms of six-membered aromatic rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
- C07C205/07—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms
- C07C205/11—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms having nitro groups bound to carbon atoms of six-membered aromatic rings
- C07C205/12—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms having nitro groups bound to carbon atoms of six-membered aromatic rings the six-membered aromatic ring or a condensed ring system containing that ring being substituted by halogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
- C07C205/13—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups
- C07C205/20—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups having nitro groups and hydroxy groups bound to carbon atoms of six-membered aromatic rings
- C07C205/21—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups having nitro groups and hydroxy groups bound to carbon atoms of six-membered aromatic rings having nitro groups and hydroxy groups bound to carbon atoms of the same non-condensed six-membered aromatic ring
- C07C205/22—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups having nitro groups and hydroxy groups bound to carbon atoms of six-membered aromatic rings having nitro groups and hydroxy groups bound to carbon atoms of the same non-condensed six-membered aromatic ring having one nitro groups bound to the ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEF41132A DE1222904B (de) | 1963-10-29 | 1963-10-29 | Verfahren zur Reinigung von nitrophenolhaltigen rohen aromatischen Nitroverbindungen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1425320A true FR1425320A (fr) | 1966-01-24 |
Family
ID=7098536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR992414A Expired FR1425320A (fr) | 1963-10-29 | 1964-10-23 | Procédé de purification de dérivés nitrés d'hydrocarbures aromatiques |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE654746A (enrdf_load_stackoverflow) |
| CH (1) | CH443247A (enrdf_load_stackoverflow) |
| DE (1) | DE1222904B (enrdf_load_stackoverflow) |
| FR (1) | FR1425320A (enrdf_load_stackoverflow) |
| GB (1) | GB1031450A (enrdf_load_stackoverflow) |
| NL (1) | NL6412608A (enrdf_load_stackoverflow) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4482769A (en) * | 1983-09-16 | 1984-11-13 | Air Products And Chemicals, Inc. | Reducing 2,4-dinitroortho-cresol in effluent stream from dinitrotoluene process |
| US4597875A (en) * | 1985-05-07 | 1986-07-01 | Air Products And Chemicals, Inc. | Precipitative removal of nitrocresols from dinitrotoluene waste streams |
| US4604214A (en) * | 1985-08-16 | 1986-08-05 | Air Products And Chemicals, Inc. | Removal of nitrocresols from dinitrotoluene waste streams using fentons reagent |
| EP2670729B1 (de) * | 2011-01-31 | 2015-07-22 | Basf Se | Verhinderung von ausfällungen aus nitrierten aromatischen rohprodukten |
| US8637712B2 (en) * | 2011-01-31 | 2014-01-28 | Basf Se | Prevention of precipitation from nitrated aromatic crude products |
| ES2633799T3 (es) * | 2011-05-19 | 2017-09-25 | Josef Meissner Gmbh & Co. Kg | Aparato para la purificación de productos de nitración |
| US9249083B2 (en) | 2012-04-25 | 2016-02-02 | Basf Se | Process for scrubbing dinitrotoluene |
| PL2841412T3 (pl) | 2012-04-25 | 2016-10-31 | Sposób przemywania dinitrotoluenu | |
| RU2712699C1 (ru) * | 2019-02-20 | 2020-01-30 | Федеральное Казенное Предприятие "Бийский Олеумный Завод" | Способ получения смеси динитротолуола с тринитротолуолом (варианты) |
-
1963
- 1963-10-29 DE DEF41132A patent/DE1222904B/de active Pending
-
1964
- 1964-09-25 CH CH1246064A patent/CH443247A/de unknown
- 1964-10-14 GB GB41934/64A patent/GB1031450A/en not_active Expired
- 1964-10-23 FR FR992414A patent/FR1425320A/fr not_active Expired
- 1964-10-23 BE BE654746D patent/BE654746A/xx unknown
- 1964-10-29 NL NL6412608A patent/NL6412608A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE654746A (enrdf_load_stackoverflow) | 1965-02-15 |
| GB1031450A (en) | 1966-06-02 |
| CH443247A (de) | 1967-09-15 |
| DE1222904B (de) | 1966-08-18 |
| NL6412608A (enrdf_load_stackoverflow) | 1965-05-03 |
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