DE68908673D1 - Reinigung von Alkansulfonylchloriden. - Google Patents
Reinigung von Alkansulfonylchloriden.Info
- Publication number
- DE68908673D1 DE68908673D1 DE89117219T DE68908673T DE68908673D1 DE 68908673 D1 DE68908673 D1 DE 68908673D1 DE 89117219 T DE89117219 T DE 89117219T DE 68908673 T DE68908673 T DE 68908673T DE 68908673 D1 DE68908673 D1 DE 68908673D1
- Authority
- DE
- Germany
- Prior art keywords
- purification
- alkanesulfonyl chlorides
- alkanesulfonyl
- chlorides
- 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 - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/42—Separation; Purification; Stabilisation; Use of additives
- C07C303/44—Separation; Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/283,113 US4876048A (en) | 1988-12-12 | 1988-12-12 | Purification of alkanesulfonyl chlorides |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68908673D1 true DE68908673D1 (de) | 1993-09-30 |
DE68908673T2 DE68908673T2 (de) | 1994-02-03 |
Family
ID=23084578
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE89117219T Expired - Fee Related DE68908673T2 (de) | 1988-12-12 | 1989-09-18 | Reinigung von Alkansulfonylchloriden. |
Country Status (8)
Country | Link |
---|---|
US (1) | US4876048A (de) |
EP (1) | EP0373304B1 (de) |
JP (1) | JPH02258758A (de) |
BR (1) | BR8905600A (de) |
CA (1) | CA1328889C (de) |
DE (1) | DE68908673T2 (de) |
DK (1) | DK458589A (de) |
MX (1) | MX165351B (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2736913B1 (fr) * | 1995-07-17 | 1997-08-22 | Atochem Elf Sa | Procede de purification du chlorure de methanesulfonyle |
FR2748024B1 (fr) * | 1996-04-24 | 1998-06-05 | Atochem Elf Sa | Procede de purification d'un chlorure d'alcanesulfonyle et de l'acide acanesulfonique correspondant |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2667507A (en) * | 1950-08-31 | 1954-01-26 | Celanese Corp | Preparation of disulfonic acids |
US2842588A (en) * | 1957-07-03 | 1958-07-08 | Sun Oil Co | Treatment of sulfonic acids |
US3147303A (en) * | 1959-04-25 | 1964-09-01 | Bayer Ag | Process for refining alkanesulfonyl chlorides |
DE1127352B (de) * | 1960-10-15 | 1962-04-12 | Basf Ag | Verfahren zur Aufhellung roher aliphatischer oder aromatischer Sulfonsaeuren, deren Salzen, Chloriden oder Estern |
US3248423A (en) * | 1962-11-30 | 1966-04-26 | Hooker Chemical Corp | Process for preparing alkyl sulfonyl chlorides |
US3413337A (en) * | 1965-10-18 | 1968-11-26 | Phillips Petroleum Co | Sulfoxidation process |
US3479398A (en) * | 1965-12-30 | 1969-11-18 | Phillips Petroleum Co | Nitrogen oxide compounds as sulfoxidation promoters |
US3485870A (en) * | 1966-04-11 | 1969-12-23 | Phillips Petroleum Co | Halogen oxides,halogen oxy acids,and salts thereof as sulfoxidation promoters |
DE1280848B (de) * | 1966-09-09 | 1968-10-24 | Hoechst Ag | Verfahren zur Aufhellung von verfaerbten Sulfonaten und Sulfaten |
DE2504235C3 (de) * | 1975-02-01 | 1979-04-19 | Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt | Verfahren zur Herstellung von Alkylsulfonsäuren |
US4549993A (en) * | 1984-04-06 | 1985-10-29 | Pennwalt Corporation | Purification of crude, liquid organosulfonyl chloride |
-
1988
- 1988-12-12 US US07/283,113 patent/US4876048A/en not_active Expired - Fee Related
-
1989
- 1989-09-18 DK DK458589A patent/DK458589A/da not_active Application Discontinuation
- 1989-09-18 EP EP89117219A patent/EP0373304B1/de not_active Expired - Lifetime
- 1989-09-18 DE DE89117219T patent/DE68908673T2/de not_active Expired - Fee Related
- 1989-09-19 CA CA000611928A patent/CA1328889C/en not_active Expired - Fee Related
- 1989-09-25 JP JP1246614A patent/JPH02258758A/ja active Pending
- 1989-09-29 MX MX0017765A patent/MX165351B/es unknown
- 1989-11-01 BR BR898905600A patent/BR8905600A/pt not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
DK458589D0 (da) | 1989-09-18 |
EP0373304B1 (de) | 1993-08-25 |
DE68908673T2 (de) | 1994-02-03 |
CA1328889C (en) | 1994-04-26 |
EP0373304A1 (de) | 1990-06-20 |
DK458589A (da) | 1990-06-13 |
BR8905600A (pt) | 1990-08-21 |
MX165351B (es) | 1992-11-05 |
US4876048A (en) | 1989-10-24 |
JPH02258758A (ja) | 1990-10-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |