FR2351975B1 - - Google Patents
Info
- Publication number
- FR2351975B1 FR2351975B1 FR7715680A FR7715680A FR2351975B1 FR 2351975 B1 FR2351975 B1 FR 2351975B1 FR 7715680 A FR7715680 A FR 7715680A FR 7715680 A FR7715680 A FR 7715680A FR 2351975 B1 FR2351975 B1 FR 2351975B1
- Authority
- FR
- France
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D295/00—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms
- C07D295/04—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with substituted hydrocarbon radicals attached to ring nitrogen atoms
- C07D295/06—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with substituted hydrocarbon radicals attached to ring nitrogen atoms substituted by halogen atoms or nitro radicals
- C07D295/067—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with substituted hydrocarbon radicals attached to ring nitrogen atoms substituted by halogen atoms or nitro radicals with the ring nitrogen atoms and the substituents attached to the same carbon chain, which is not interrupted by carbocyclic rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
- C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
- C07D317/10—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings
- C07D317/32—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D317/42—Halogen atoms or nitro radicals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19762623089 DE2623089A1 (de) | 1976-05-22 | 1976-05-22 | Verfahren zur herstellung von perfluor-4-oxo-2,5-dimethyl-2-fluorcarbonyl-1,3-dioxolan |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2351975A1 FR2351975A1 (fr) | 1977-12-16 |
| FR2351975B1 true FR2351975B1 (OSRAM) | 1982-10-22 |
Family
ID=5978792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7715680A Granted FR2351975A1 (fr) | 1976-05-22 | 1977-05-23 | Procede de preparation d'un dioxolanne substitue perfluore |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS52142072A (OSRAM) |
| BE (1) | BE854912A (OSRAM) |
| CA (1) | CA1087618A (OSRAM) |
| DE (1) | DE2623089A1 (OSRAM) |
| FR (1) | FR2351975A1 (OSRAM) |
| GB (1) | GB1560842A (OSRAM) |
| IT (1) | IT1074841B (OSRAM) |
| NL (1) | NL7705444A (OSRAM) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7307587B2 (ja) * | 2018-09-03 | 2023-07-12 | 東ソー株式会社 | ヘキサフルオロプロピレンオキシドへのアルデヒド類付加体、およびトリフルオロピルビン酸フルオリドダイマーの製造方法 |
| US11555024B2 (en) | 2018-09-03 | 2023-01-17 | Tosoh Corporation | Aldehyde adduct of hexafluoropropylene oxide, method of manufacturing trifluoropyruvyl fluoride dimer and method of manufacturing perfluoro(2,4-dimethyl-2-fluoroformyl-1,3-dioxolane) |
| EP3848359B1 (en) * | 2018-09-03 | 2024-06-12 | Tosoh Corporation | Method for producing trifluoropyruvate fluoride dimer, and method for producing perfluoro(2,4-dimethyl-2-fluoroformyl-1,3-dioxolane) |
| JP7307586B2 (ja) * | 2019-04-26 | 2023-07-12 | 東ソー株式会社 | パーフルオロ（２，４－ジメチル－２－フルオロホルミル－１，３－ジオキソラン）の製造方法 |
| CN114555576A (zh) * | 2019-10-04 | 2022-05-27 | 公益财团法人相模中央化学研究所 | 全氟(2,4-二甲基-2-氟甲酰基-1,3-二氧戊环)的制造方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1422169A (fr) * | 1964-10-21 | 1965-12-24 | Du Pont | Produits perfluorohydrocarbures |
| US3962279A (en) * | 1975-06-06 | 1976-06-08 | E. I. Du Pont De Nemours And Company | Synthesis of perfluoropyruvyl fluoride dimer |
| DE2623090A1 (de) * | 1976-05-22 | 1977-12-08 | Hoechst Ag | Verfahren zur herstellung von perfluor-alpha- (3,6-dimethyl-1,4- dioxanyl-2-oxy)-propionsaeurefluorid |
-
1976
- 1976-05-22 DE DE19762623089 patent/DE2623089A1/de not_active Withdrawn
-
1977
- 1977-05-17 NL NL7705444A patent/NL7705444A/xx not_active Application Discontinuation
- 1977-05-20 CA CA278,949A patent/CA1087618A/en not_active Expired
- 1977-05-20 GB GB2130877A patent/GB1560842A/en not_active Expired
- 1977-05-20 JP JP5778677A patent/JPS52142072A/ja active Pending
- 1977-05-20 IT IT2384477A patent/IT1074841B/it active
- 1977-05-23 FR FR7715680A patent/FR2351975A1/fr active Granted
- 1977-05-23 BE BE177804A patent/BE854912A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CA1087618A (en) | 1980-10-14 |
| GB1560842A (en) | 1980-02-13 |
| BE854912A (fr) | 1977-11-23 |
| FR2351975A1 (fr) | 1977-12-16 |
| IT1074841B (it) | 1985-04-20 |
| DE2623089A1 (de) | 1977-12-08 |
| NL7705444A (nl) | 1977-11-24 |
| JPS52142072A (en) | 1977-11-26 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |