GB8305456D0 - Preparation of 4-chlorobenzenesulfonyl chloride and 4,4'-dichlorodiphenyl sulfone - Google Patents
Preparation of 4-chlorobenzenesulfonyl chloride and 4,4'-dichlorodiphenyl sulfoneInfo
- Publication number
- GB8305456D0 GB8305456D0 GB838305456A GB8305456A GB8305456D0 GB 8305456 D0 GB8305456 D0 GB 8305456D0 GB 838305456 A GB838305456 A GB 838305456A GB 8305456 A GB8305456 A GB 8305456A GB 8305456 D0 GB8305456 D0 GB 8305456D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- preparation
- dichlorodiphenyl sulfone
- chlorobenzenesulfonyl chloride
- chlorobenzenesulfonyl
- chloride
- 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.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C317/00—Sulfones; Sulfoxides
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56135406A JPS6055061B2 (en) | 1981-08-31 | 1981-08-31 | Method for producing 4-chlorobenzenesulfonyl chloride |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8305456D0 true GB8305456D0 (en) | 1983-03-30 |
GB2135666A GB2135666A (en) | 1984-09-05 |
GB2135666B GB2135666B (en) | 1986-03-12 |
Family
ID=15150974
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08305456A Expired GB2135666B (en) | 1981-08-31 | 1983-02-28 | Preparation of 4-chlorobenzenesulfonyl chloride and 4,4'-dichlorodiphenyl sulfone |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS6055061B2 (en) |
DE (2) | DE3306597C3 (en) |
FR (1) | FR2541677B1 (en) |
GB (1) | GB2135666B (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58210058A (en) * | 1982-06-01 | 1983-12-07 | Ihara Chem Ind Co Ltd | Preparation of high purity halogenobenzenesulfonyl chloride |
DE3704932A1 (en) * | 1987-02-17 | 1988-09-01 | Basf Ag | METHOD FOR PRODUCING 4,4'-DICHLORDIPHENYL SULPHONE |
US5136043A (en) * | 1989-06-17 | 1992-08-04 | Hoechst Aktiengesellschaft | Process for the preparation of aromatic sulfonyl chlorides |
DE3919840A1 (en) * | 1989-06-17 | 1991-01-17 | Hoechst Ag | METHOD FOR PRODUCING AROMATIC SULPHONIC ACID CHLORIDES |
EP0993443A1 (en) * | 1997-06-24 | 2000-04-19 | Basf Aktiengesellschaft | Method for producing 4,4' dihalogendiphenylsulfone |
WO2004098028A1 (en) * | 2003-04-28 | 2004-11-11 | Mitsubishi Denki Kabushiki Kaisha | Process for producing stator of dynamo-electric machine |
GB0921069D0 (en) | 2009-12-01 | 2010-01-13 | Bandodkar Hemant R | Process for the production of a sulfone polymer |
CN102295589A (en) * | 2011-08-25 | 2011-12-28 | 吴江市北厍盛源纺织品助剂厂 | Improved chlorosulfonic acid method for preparing 4,4-dichlorodiphenyl sulfone |
CN102295591A (en) * | 2011-08-25 | 2011-12-28 | 吴江市北厍盛源纺织品助剂厂 | Novel preparation method of 4, 4-dichlorodiphenyl sulfone |
CN102295588A (en) * | 2011-08-25 | 2011-12-28 | 吴江市北厍盛源纺织品助剂厂 | Two-step synthesis process of 4.4-dichlorodiphenyl sulfone |
CN108752242B (en) * | 2018-06-28 | 2021-01-01 | 金华双宏化工有限公司 | Sulfonation method for low electron cloud density aromatic hydrocarbon |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE495433A (en) * | ||||
US2693487A (en) * | 1948-01-30 | 1954-11-02 | Monsanto Chemicals | Monosulfonation of benzene |
US2860168A (en) * | 1957-01-30 | 1958-11-11 | Merck & Co Inc | Preparation of diaryl sulfones |
US3334146A (en) | 1964-08-19 | 1967-08-01 | Stauffer Chemical Co | Method for the purification of bis(4-chlorophenyl) sulfone |
JPS5132620B2 (en) * | 1973-05-07 | 1976-09-14 | ||
US4172852A (en) * | 1977-08-15 | 1979-10-30 | Union Carbide Corporation | Process for preparing a mixture of aromatic sulfones and aromatic sulfonyl chlorides |
-
1981
- 1981-08-31 JP JP56135406A patent/JPS6055061B2/en not_active Expired
-
1983
- 1983-02-25 DE DE19833306597 patent/DE3306597C3/en not_active Expired - Fee Related
- 1983-02-25 DE DE19833347793 patent/DE3347793A1/en not_active Ceased
- 1983-02-28 GB GB08305456A patent/GB2135666B/en not_active Expired
- 1983-02-28 FR FR8303259A patent/FR2541677B1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2135666B (en) | 1986-03-12 |
DE3306597C2 (en) | 1987-07-23 |
JPS5838253A (en) | 1983-03-05 |
GB2135666A (en) | 1984-09-05 |
DE3306597A1 (en) | 1984-08-30 |
DE3347793A1 (en) | 1985-09-12 |
JPS6055061B2 (en) | 1985-12-03 |
DE3306597C3 (en) | 1996-06-20 |
FR2541677B1 (en) | 1988-01-08 |
FR2541677A1 (en) | 1984-08-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20020228 |