NL7101597A - - Google Patents
Info
- Publication number
- NL7101597A NL7101597A NL7101597A NL7101597A NL7101597A NL 7101597 A NL7101597 A NL 7101597A NL 7101597 A NL7101597 A NL 7101597A NL 7101597 A NL7101597 A NL 7101597A NL 7101597 A NL7101597 A NL 7101597A
- Authority
- NL
- Netherlands
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
- C07D311/78—Ring systems having three or more relevant rings
- C07D311/92—Naphthopyrans; Hydrogenated naphthopyrans
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
-
- 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)
- Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pharmacology & Pharmacy (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Medicinal Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB553370 | 1970-02-05 | ||
| GB680470 | 1970-02-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7101597A true NL7101597A (cs) | 1971-08-09 |
Family
ID=26239955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7101597A NL7101597A (cs) | 1970-02-05 | 1971-02-05 |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5511674B1 (cs) |
| BE (1) | BE762468A (cs) |
| CA (1) | CA960223A (cs) |
| DE (1) | DE2105191A1 (cs) |
| FR (1) | FR2081490A1 (cs) |
| NL (1) | NL7101597A (cs) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2103534A1 (cs) * | 1970-08-26 | 1972-04-14 | Fisons Ltd | |
| FR2103553A1 (cs) * | 1970-08-27 | 1972-04-14 | Fisons Ltd |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1389227A (en) * | 1971-09-16 | 1975-04-03 | Fisons Ltd | Chromone-2-carboxylic acid derivatives methods for their preparation and compositions containing them |
| JPS5118955B2 (cs) * | 1972-04-12 | 1976-06-14 | ||
| GB1447479A (en) * | 1972-12-15 | 1976-08-25 | Fisons Ltd | Chromone carboxamido tetrazoles |
| EP0115142B1 (en) * | 1982-12-23 | 1986-11-05 | Ici Americas Inc. | Chroman compounds |
| US5659051A (en) * | 1993-07-13 | 1997-08-19 | Sumitomo Chemical Company, Limited | Process of producing 2-cyano-4-oxo-4H-benzopyran compounds |
| KR100683274B1 (ko) * | 2004-02-12 | 2007-02-15 | 에스케이케미칼주식회사 | 치환된 벤조피란 화합물의 제조방법 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL70267C (cs) * | ||||
| CH304309A (de) * | 1951-10-12 | 1954-12-31 | Ag Dr A Wander | Verfahren zur Herstellung eines basisch substituierten Chromons. |
-
1971
- 1971-01-20 CA CA103,461A patent/CA960223A/en not_active Expired
- 1971-02-03 BE BE762468A patent/BE762468A/xx unknown
- 1971-02-04 FR FR7103715A patent/FR2081490A1/fr active Granted
- 1971-02-04 JP JP468971A patent/JPS5511674B1/ja active Pending
- 1971-02-04 DE DE19712105191 patent/DE2105191A1/de active Pending
- 1971-02-05 NL NL7101597A patent/NL7101597A/xx unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2103534A1 (cs) * | 1970-08-26 | 1972-04-14 | Fisons Ltd | |
| FR2103553A1 (cs) * | 1970-08-27 | 1972-04-14 | Fisons Ltd |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2081490B1 (cs) | 1975-04-18 |
| BE762468A (fr) | 1971-08-03 |
| JPS5511674B1 (cs) | 1980-03-26 |
| DE2105191A1 (de) | 1971-08-26 |
| CA960223A (en) | 1974-12-31 |
| FR2081490A1 (en) | 1971-12-03 |