FR2304611B1 - - Google Patents
Info
- Publication number
- FR2304611B1 FR2304611B1 FR7607818A FR7607818A FR2304611B1 FR 2304611 B1 FR2304611 B1 FR 2304611B1 FR 7607818 A FR7607818 A FR 7607818A FR 7607818 A FR7607818 A FR 7607818A FR 2304611 B1 FR2304611 B1 FR 2304611B1
- 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
- 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
- C07D317/14—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 substituted hydrocarbon radicals attached to ring carbon atoms
- C07D317/26—Radicals substituted by doubly bound oxygen or sulfur atoms or by two such atoms singly bound to the same carbon atom
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
- C07D493/02—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
- C07D493/10—Spiro-condensed systems
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)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/560,062 US3972898A (en) | 1975-03-20 | 1975-03-20 | Process for the preparation of 6,6-alkylenedioxyalkan-2-ones |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2304611A1 FR2304611A1 (fr) | 1976-10-15 |
| FR2304611B1 true FR2304611B1 (enExample) | 1979-05-18 |
Family
ID=24236195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7607818A Granted FR2304611A1 (fr) | 1975-03-20 | 1976-03-18 | Nouveaux procedes de preparation de 6,6-alcoylenedioxy-alcan-2-ones, et composes ainsi obtenus |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US3972898A (enExample) |
| JP (1) | JPS51115477A (enExample) |
| CH (1) | CH618979A5 (enExample) |
| DE (1) | DE2611043C2 (enExample) |
| FR (1) | FR2304611A1 (enExample) |
| GB (1) | GB1475867A (enExample) |
| NL (1) | NL7602855A (enExample) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2610204A (en) * | 1947-01-25 | 1952-09-09 | Gen Mills Inc | Synthesis of 1, 5-ketoaldehydes |
| US3567744A (en) * | 1967-08-14 | 1971-03-02 | Sumitomo Chemical Co | Process for producing furoic acid derivatives |
| US3562313A (en) * | 1968-05-06 | 1971-02-09 | Alexander D Cross | Intermediates for benzoic acid lactones |
| US3767677A (en) * | 1970-07-08 | 1973-10-23 | Hoffmann La Roche | Process for the preparation of 6,6-alkylenedioxyheptan-2-one |
-
1975
- 1975-03-20 US US05/560,062 patent/US3972898A/en not_active Expired - Lifetime
-
1976
- 1976-03-09 CH CH290176A patent/CH618979A5/de not_active IP Right Cessation
- 1976-03-16 DE DE2611043A patent/DE2611043C2/de not_active Expired
- 1976-03-18 JP JP51028681A patent/JPS51115477A/ja active Granted
- 1976-03-18 FR FR7607818A patent/FR2304611A1/fr active Granted
- 1976-03-18 NL NL7602855A patent/NL7602855A/xx unknown
- 1976-03-19 GB GB1116676A patent/GB1475867A/en not_active Expired
- 1976-05-03 US US05/682,553 patent/US4067885A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3972898A (en) | 1976-08-03 |
| JPS51115477A (en) | 1976-10-12 |
| US4067885A (en) | 1978-01-10 |
| FR2304611A1 (fr) | 1976-10-15 |
| DE2611043A1 (de) | 1976-09-30 |
| DE2611043C2 (de) | 1987-01-08 |
| CH618979A5 (enExample) | 1980-08-29 |
| NL7602855A (nl) | 1976-09-22 |
| JPS576429B2 (enExample) | 1982-02-04 |
| GB1475867A (en) | 1977-06-10 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |