SE7705849L - Forfarande for framstellning av bensopyranderivat - Google Patents
Forfarande for framstellning av bensopyranderivatInfo
- Publication number
- SE7705849L SE7705849L SE7705849A SE7705849A SE7705849L SE 7705849 L SE7705849 L SE 7705849L SE 7705849 A SE7705849 A SE 7705849A SE 7705849 A SE7705849 A SE 7705849A SE 7705849 L SE7705849 L SE 7705849L
- Authority
- SE
- Sweden
- Prior art keywords
- procedure
- preparation
- benzopyrane derivatives
- benzopyrane
- derivatives
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/22—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4
- C07D311/24—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 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 in position 2
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyrane Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2057176 | 1976-05-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE7705849L true SE7705849L (sv) | 1977-11-20 |
Family
ID=10148114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7705849A SE7705849L (sv) | 1976-05-19 | 1977-05-17 | Forfarande for framstellning av bensopyranderivat |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS52142073A (sv) |
| DK (1) | DK208877A (sv) |
| FI (1) | FI771545A (sv) |
| NO (1) | NO771722L (sv) |
| PT (1) | PT66569B (sv) |
| SE (1) | SE7705849L (sv) |
-
1977
- 1977-05-12 DK DK208877A patent/DK208877A/da unknown
- 1977-05-16 NO NO771722A patent/NO771722L/no unknown
- 1977-05-16 FI FI771545A patent/FI771545A/fi not_active Application Discontinuation
- 1977-05-17 SE SE7705849A patent/SE7705849L/sv unknown
- 1977-05-17 JP JP5605177A patent/JPS52142073A/ja active Pending
- 1977-05-18 PT PT66569A patent/PT66569B/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| PT66569B (fr) | 1979-04-13 |
| PT66569A (fr) | 1977-06-01 |
| FI771545A (sv) | 1977-11-20 |
| NO771722L (no) | 1977-11-22 |
| JPS52142073A (en) | 1977-11-26 |
| DK208877A (da) | 1977-11-20 |
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