BE692586A - - Google Patents
Info
- Publication number
- BE692586A BE692586A BE692586DA BE692586A BE 692586 A BE692586 A BE 692586A BE 692586D A BE692586D A BE 692586DA BE 692586 A BE692586 A BE 692586A
- Authority
- BE
- Belgium
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR45878A FR5574M (xx) | 1966-01-14 | 1966-01-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE692586A true BE692586A (xx) | 1967-07-13 |
Family
ID=8598663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE692586D BE692586A (xx) | 1966-01-14 | 1967-01-13 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE692586A (xx) |
| FR (1) | FR5574M (xx) |
| GB (1) | GB1176683A (xx) |
-
1966
- 1966-01-14 FR FR45878A patent/FR5574M/fr not_active Expired
-
1967
- 1967-01-10 GB GB130467A patent/GB1176683A/en not_active Expired
- 1967-01-13 BE BE692586D patent/BE692586A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1176683A (en) | 1970-01-07 |
| FR5574M (xx) | 1967-11-27 |