JPS57130931A - Refinement of side chain chlorinated alkyl aromatics by rectification - Google Patents
Refinement of side chain chlorinated alkyl aromatics by rectificationInfo
- Publication number
- JPS57130931A JPS57130931A JP20631081A JP20631081A JPS57130931A JP S57130931 A JPS57130931 A JP S57130931A JP 20631081 A JP20631081 A JP 20631081A JP 20631081 A JP20631081 A JP 20631081A JP S57130931 A JPS57130931 A JP S57130931A
- Authority
- JP
- Japan
- Prior art keywords
- refinement
- rectification
- side chain
- alkyl aromatics
- chlorinated alkyl
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C25/00—Compounds containing at least one halogen atom bound to a six-membered aromatic ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/38—Separation; Purification; Stabilisation; Use of additives
- C07C17/383—Separation; Purification; Stabilisation; Use of additives by distillation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C22/00—Cyclic compounds containing halogen atoms bound to an acyclic carbon atom
- C07C22/02—Cyclic compounds containing halogen atoms bound to an acyclic carbon atom having unsaturation in the rings
- C07C22/04—Cyclic compounds containing halogen atoms bound to an acyclic carbon atom having unsaturation in the rings containing six-membered aromatic rings
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3048627 | 1980-12-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS57130931A true JPS57130931A (en) | 1982-08-13 |
Family
ID=6120054
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP20631081A Pending JPS57130931A (en) | 1980-12-23 | 1981-12-22 | Refinement of side chain chlorinated alkyl aromatics by rectification |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0054634A1 (ja) |
JP (1) | JPS57130931A (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015035937A1 (zh) | 2013-09-13 | 2015-03-19 | 上海方纶新材料科技有限公司 | 一种三氯甲基取代苯的制备方法 |
US10196340B2 (en) | 2014-12-22 | 2019-02-05 | Finings Co. Ltd. | Clean process for preparing chloroformyl-substituted benzene |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10124386A1 (de) | 2001-05-18 | 2002-11-28 | Basf Ag | Verfahren zur Destillation oder Reaktivdestillation eines Gemisches, das mindestens eine toxische Komponente enthält |
CN104262084B (zh) * | 2014-09-12 | 2016-09-07 | 方圆化工有限公司 | 二(三氯甲基)苯的连续精馏方法及装置 |
CN104262083B (zh) * | 2014-09-12 | 2016-09-07 | 方圆化工有限公司 | 二(三氯甲基)苯的分子蒸馏纯化方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2851498A (en) * | 1955-10-10 | 1958-09-09 | Dow Chemical Co | Purification of 2, 5-dichlorostyrene |
GB1410474A (en) * | 1971-12-14 | 1975-10-15 | Albright & Wilson | Distillation of halogen containing aromatic compounds |
-
1981
- 1981-10-06 EP EP81107967A patent/EP0054634A1/de not_active Withdrawn
- 1981-12-22 JP JP20631081A patent/JPS57130931A/ja active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015035937A1 (zh) | 2013-09-13 | 2015-03-19 | 上海方纶新材料科技有限公司 | 一种三氯甲基取代苯的制备方法 |
US9556090B2 (en) | 2013-09-13 | 2017-01-31 | Shanghai Fanglun New Material Technology Co., Ltd. | Method for the preparation of trichloromethyl-group-substituted benzene |
US10196340B2 (en) | 2014-12-22 | 2019-02-05 | Finings Co. Ltd. | Clean process for preparing chloroformyl-substituted benzene |
Also Published As
Publication number | Publication date |
---|---|
EP0054634A1 (de) | 1982-06-30 |
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