CH443247A - Verfahren zur Reinigung von nitrophenolhaltigen aromatischen Nitroverbindungen - Google Patents
Verfahren zur Reinigung von nitrophenolhaltigen aromatischen NitroverbindungenInfo
- Publication number
- CH443247A CH443247A CH1246064A CH1246064A CH443247A CH 443247 A CH443247 A CH 443247A CH 1246064 A CH1246064 A CH 1246064A CH 1246064 A CH1246064 A CH 1246064A CH 443247 A CH443247 A CH 443247A
- Authority
- CH
- Switzerland
- Prior art keywords
- nitrophenol
- purification
- containing aromatic
- nitro compounds
- aromatic nitro
- Prior art date
Links
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 |
|---|---|
| CH443247A true CH443247A (de) | 1967-09-15 |
Family
ID=7098536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1246064A CH443247A (de) | 1963-10-29 | 1964-09-25 | Verfahren zur Reinigung von nitrophenolhaltigen aromatischen Nitroverbindungen |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE654746A (de) |
| CH (1) | CH443247A (de) |
| DE (1) | DE1222904B (de) |
| FR (1) | FR1425320A (de) |
| GB (1) | GB1031450A (de) |
| NL (1) | NL6412608A (de) |
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 |
| HUE026178T2 (en) * | 2011-01-31 | 2016-05-30 | Basf Se | Prevention of precipitations from nitrated aromatic crude products |
| US8637712B2 (en) * | 2011-01-31 | 2014-01-28 | Basf Se | Prevention of precipitation from nitrated aromatic crude products |
| UA108437C2 (uk) * | 2011-05-19 | 2015-04-27 | Спосіб та пристрій для очищення продуктів нітрування | |
| US9249083B2 (en) | 2012-04-25 | 2016-02-02 | Basf Se | Process for scrubbing dinitrotoluene |
| WO2013160367A1 (de) | 2012-04-25 | 2013-10-31 | Basf Se | Verfahren zur wäsche von dinitrotoluol |
| 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 (de) | 1965-02-15 |
| GB1031450A (en) | 1966-06-02 |
| FR1425320A (fr) | 1966-01-24 |
| NL6412608A (de) | 1965-05-03 |
| DE1222904B (de) | 1966-08-18 |
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