BE854913A - Procede de preparation de dioxannes substitues perfluores - Google Patents
Procede de preparation de dioxannes substitues perfluoresInfo
- Publication number
- BE854913A BE854913A BE177805A BE177805A BE854913A BE 854913 A BE854913 A BE 854913A BE 177805 A BE177805 A BE 177805A BE 177805 A BE177805 A BE 177805A BE 854913 A BE854913 A BE 854913A
- Authority
- BE
- Belgium
- Prior art keywords
- perfluorated
- dioxanes
- substitutes
- preparing
- preparing perfluorated
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D319/00—Heterocyclic compounds containing six-membered rings having two oxygen atoms as the only ring hetero atoms
- C07D319/10—1,4-Dioxanes; Hydrogenated 1,4-dioxanes
- C07D319/12—1,4-Dioxanes; Hydrogenated 1,4-dioxanes not condensed with other rings
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19762623090 DE2623090A1 (de) | 1976-05-22 | 1976-05-22 | Verfahren zur herstellung von perfluor-alpha- (3,6-dimethyl-1,4- dioxanyl-2-oxy)-propionsaeurefluorid |
Publications (1)
Publication Number | Publication Date |
---|---|
BE854913A true BE854913A (fr) | 1977-11-23 |
Family
ID=5978794
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE177805A BE854913A (fr) | 1976-05-22 | 1977-05-23 | Procede de preparation de dioxannes substitues perfluores |
Country Status (9)
Country | Link |
---|---|
US (1) | US4118399A (fr) |
JP (1) | JPS52142078A (fr) |
BE (1) | BE854913A (fr) |
CA (1) | CA1084515A (fr) |
DE (1) | DE2623090A1 (fr) |
FR (1) | FR2351976A1 (fr) |
GB (1) | GB1560843A (fr) |
IT (1) | IT1074831B (fr) |
NL (1) | NL7705442A (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2623089A1 (de) * | 1976-05-22 | 1977-12-08 | Hoechst Ag | Verfahren zur herstellung von perfluor-4-oxo-2,5-dimethyl-2-fluorcarbonyl-1,3-dioxolan |
DE2928602A1 (de) * | 1979-07-14 | 1981-02-05 | Hoechst Ag | Verfahren zur herstellung von 2.3- perfluor-1.4-dioxanen sowie einige spezielle vertreter dieser verbindungsklasse |
JPS58131935A (ja) * | 1982-12-29 | 1983-08-06 | Daikin Ind Ltd | 光学分割用試薬 |
US8791254B2 (en) * | 2006-05-19 | 2014-07-29 | 3M Innovative Properties Company | Cyclic hydrofluoroether compounds and processes for their preparation and use |
JP6766907B2 (ja) * | 2019-02-12 | 2020-10-14 | ダイキン工業株式会社 | フルオロラクトン及びその製造方法 |
CN118440045A (zh) | 2019-05-13 | 2024-08-06 | 大金工业株式会社 | 氟代内酯及其制造方法 |
CN117355511A (zh) | 2021-05-17 | 2024-01-05 | 东曹株式会社 | 1,4-二噁烷衍生物的制造方法、1,4-二噁烷衍生物及含有1,4-二噁烷衍生物的组合物、以及(1,3-二氧戊环)-2-羧酸衍生物的制造方法、(1,3-二氧戊环)-2-羧酸衍生物及含有(1,3-二氧戊环)-2-羧酸衍生物的组合物 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3308107A (en) * | 1965-04-30 | 1967-03-07 | Du Pont | Perfluoro(2-methylene-4-methyl-1, 3-dioxolane) and polymers thereof |
US3450716A (en) * | 1966-05-26 | 1969-06-17 | Du Pont | Perfluoro-4-oxo-2,5-dimethyl-2-fluorocarbonyl-1,3-dioxolane |
US3404162A (en) * | 1966-05-26 | 1968-10-01 | Du Pont | Perfluoro-2-oxo-3, 6-dimethyl-1, 4-dioxane |
DE2434992C2 (de) * | 1974-07-20 | 1985-11-28 | Hoechst Ag, 6230 Frankfurt | Verfahren zur Herstellung von Perfluor-α-[3,6-dimethyl-1,4-dioxanyl-2-oxy]-propionylfluorid |
DE2461445C2 (de) * | 1974-12-24 | 1984-06-28 | Hoechst Ag, 6230 Frankfurt | Verfahren zur Herstellung von Perfluor-α-alkoxypropionsäurefluoriden |
US3962279A (en) * | 1975-06-06 | 1976-06-08 | E. I. Du Pont De Nemours And Company | Synthesis of perfluoropyruvyl fluoride dimer |
DE2544040C2 (de) * | 1975-10-02 | 1981-09-24 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Herstellung von modifizierten Tetrafluoräthylen-Dispersionspolymerisaten |
-
1976
- 1976-05-22 DE DE19762623090 patent/DE2623090A1/de active Granted
-
1977
- 1977-05-17 NL NL7705442A patent/NL7705442A/xx not_active Application Discontinuation
- 1977-05-19 US US05/798,311 patent/US4118399A/en not_active Expired - Lifetime
- 1977-05-20 CA CA278,874A patent/CA1084515A/fr not_active Expired
- 1977-05-20 IT IT23843/77A patent/IT1074831B/it active
- 1977-05-20 GB GB21309/77A patent/GB1560843A/en not_active Expired
- 1977-05-20 JP JP5778577A patent/JPS52142078A/ja active Granted
- 1977-05-23 FR FR7715681A patent/FR2351976A1/fr active Granted
- 1977-05-23 BE BE177805A patent/BE854913A/fr not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE2623090C2 (fr) | 1988-05-05 |
US4118399A (en) | 1978-10-03 |
NL7705442A (nl) | 1977-11-24 |
FR2351976A1 (fr) | 1977-12-16 |
JPS6120552B2 (fr) | 1986-05-22 |
GB1560843A (en) | 1980-02-13 |
JPS52142078A (en) | 1977-11-26 |
DE2623090A1 (de) | 1977-12-08 |
IT1074831B (it) | 1985-04-20 |
CA1084515A (fr) | 1980-08-26 |
FR2351976B1 (fr) | 1981-07-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: HOECHST A.G. Effective date: 19920531 |