BE710823A - - Google Patents
Info
- Publication number
- BE710823A BE710823A BE710823DA BE710823A BE 710823 A BE710823 A BE 710823A BE 710823D A BE710823D A BE 710823DA BE 710823 A BE710823 A BE 710823A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D307/56—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members 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
- C07D307/58—One oxygen atom, e.g. butenolide
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
- C07C59/40—Unsaturated compounds
- C07C59/76—Unsaturated compounds containing keto groups
- C07C59/90—Unsaturated compounds containing keto groups containing singly bound oxygen-containing groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CS117367 | 1967-02-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE710823A true BE710823A (xx) | 1968-06-17 |
Family
ID=5345432
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE710823D BE710823A (xx) | 1967-02-17 | 1968-02-15 |
Country Status (8)
Country | Link |
---|---|
US (1) | US3754023A (xx) |
AT (1) | AT280246B (xx) |
BE (1) | BE710823A (xx) |
DE (1) | DE1668667A1 (xx) |
FR (1) | FR1595530A (xx) |
GB (2) | GB1195921A (xx) |
NL (2) | NL152843B (xx) |
SE (2) | SE349569B (xx) |
-
1968
- 1968-02-15 BE BE710823D patent/BE710823A/xx not_active IP Right Cessation
- 1968-02-15 DE DE19681668667 patent/DE1668667A1/de active Pending
- 1968-02-16 GB GB7615/68A patent/GB1195921A/en not_active Expired
- 1968-02-16 NL NL686802274A patent/NL152843B/xx not_active IP Right Cessation
- 1968-02-16 SE SE02068/68A patent/SE349569B/xx unknown
- 1968-02-16 FR FR1595530D patent/FR1595530A/fr not_active Expired
- 1968-02-16 SE SE17421/70A patent/SE362640B/xx unknown
- 1968-02-16 GB GB57030/69A patent/GB1195922A/en not_active Expired
- 1968-02-16 AT AT147668A patent/AT280246B/de not_active IP Right Cessation
-
1970
- 1970-08-05 US US00061485A patent/US3754023A/en not_active Expired - Lifetime
-
1976
- 1976-08-30 NL NL7609640A patent/NL7609640A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
GB1195922A (en) | 1970-06-24 |
DE1793715B2 (de) | 1975-08-28 |
NL7609640A (nl) | 1976-11-30 |
NL6802274A (xx) | 1968-08-19 |
GB1195921A (en) | 1970-06-24 |
SE362640B (xx) | 1973-12-17 |
SE349569B (xx) | 1972-10-02 |
US3754023A (en) | 1973-08-21 |
FR1595530A (xx) | 1970-06-15 |
DE1793715A1 (de) | 1972-10-19 |
NL152843B (nl) | 1977-04-15 |
AT280246B (de) | 1970-04-10 |
DE1668667A1 (de) | 1972-03-02 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: SPOFA USINES PHARMACEUTIQUES REUNIES Effective date: 19840215 |