NO742774L - - Google Patents
Info
- Publication number
- NO742774L NO742774L NO742774A NO742774A NO742774L NO 742774 L NO742774 L NO 742774L NO 742774 A NO742774 A NO 742774A NO 742774 A NO742774 A NO 742774A NO 742774 L NO742774 L NO 742774L
- Authority
- NO
- Norway
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)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Pyrane Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3655573 | 1973-08-01 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO742774L true NO742774L (enExample) | 1975-03-03 |
| NO142960B NO142960B (no) | 1980-08-11 |
| NO142960C NO142960C (no) | 1980-11-19 |
Family
ID=10389217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO742774A NO142960C (no) | 1973-08-01 | 1974-07-31 | Fremgangsmaate til fremstilling av benzopyranforbindelser |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5082069A (enExample) |
| CA (1) | CA1047510A (enExample) |
| CH (1) | CH610896A5 (enExample) |
| DE (1) | DE2436552A1 (enExample) |
| DK (1) | DK408974A (enExample) |
| FI (1) | FI217474A7 (enExample) |
| FR (1) | FR2239244A1 (enExample) |
| NO (1) | NO142960C (enExample) |
| SE (1) | SE415256B (enExample) |
-
1974
- 1974-07-16 FI FI2174/74A patent/FI217474A7/fi unknown
- 1974-07-30 DE DE2436552A patent/DE2436552A1/de active Pending
- 1974-07-30 FR FR7426369A patent/FR2239244A1/fr not_active Withdrawn
- 1974-07-30 CA CA205,977A patent/CA1047510A/en not_active Expired
- 1974-07-31 NO NO742774A patent/NO142960C/no unknown
- 1974-07-31 DK DK408974*A patent/DK408974A/da not_active Application Discontinuation
- 1974-07-31 CH CH1052474A patent/CH610896A5/xx not_active IP Right Cessation
- 1974-07-31 SE SE7409901A patent/SE415256B/xx unknown
- 1974-08-01 JP JP49087579A patent/JPS5082069A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2239244A1 (enExample) | 1975-02-28 |
| NO142960B (no) | 1980-08-11 |
| DE2436552A1 (de) | 1975-02-27 |
| CA1047510A (en) | 1979-01-30 |
| CH610896A5 (en) | 1979-05-15 |
| NO142960C (no) | 1980-11-19 |
| SE7409901L (enExample) | 1975-02-03 |
| JPS5082069A (enExample) | 1975-07-03 |
| SE415256B (sv) | 1980-09-22 |
| DK408974A (enExample) | 1975-04-01 |
| FI217474A7 (enExample) | 1975-02-02 |