DK135994B - Analogifremgangsmåde til fremstilling af benzopyranforbindelser. - Google Patents
Analogifremgangsmåde til fremstilling af benzopyranforbindelser.Info
- Publication number
- DK135994B DK135994B DK446771AA DK446771A DK135994B DK 135994 B DK135994 B DK 135994B DK 446771A A DK446771A A DK 446771AA DK 446771 A DK446771 A DK 446771A DK 135994 B DK135994 B DK 135994B
- Authority
- DK
- Denmark
- Prior art keywords
- preparation
- analogous process
- benzopyran compounds
- benzopyran
- compounds
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
- C07D405/02—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
- C07D405/04—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings directly linked by a ring-member-to-ring-member bond
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Plural Heterocyclic Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US7221770A | 1970-09-14 | 1970-09-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DK135994B true DK135994B (da) | 1977-07-25 |
| DK135994C DK135994C (da) | 1977-12-27 |
Family
ID=22106286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK446771AA DK135994B (da) | 1970-09-14 | 1971-09-10 | Analogifremgangsmåde til fremstilling af benzopyranforbindelser. |
Country Status (14)
| Country | Link |
|---|---|
| AT (1) | AT308108B (da) |
| BE (1) | BE772492A (da) |
| CA (1) | CA965421A (da) |
| CH (1) | CH559209A5 (da) |
| DE (1) | DE2145320A1 (da) |
| DK (1) | DK135994B (da) |
| ES (1) | ES394980A1 (da) |
| FR (1) | FR2106490B1 (da) |
| GB (1) | GB1360009A (da) |
| IE (1) | IE35636B1 (da) |
| NL (1) | NL7112521A (da) |
| NO (1) | NO134743C (da) |
| SE (1) | SE372943B (da) |
| ZA (1) | ZA716039B (da) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3960880A (en) * | 1974-03-26 | 1976-06-01 | Beecham Group Limited | Tetrahydropyrid-4-yl-chroman-5-ol derivatives |
| JPS4995978A (da) * | 1973-01-24 | 1974-09-11 | ||
| GB1417745A (en) * | 1973-07-07 | 1975-12-17 | Beecham Group Ltd | Chromene compounds |
-
1971
- 1971-09-09 ZA ZA716039A patent/ZA716039B/xx unknown
- 1971-09-09 GB GB4206671A patent/GB1360009A/en not_active Expired
- 1971-09-10 DK DK446771AA patent/DK135994B/da unknown
- 1971-09-10 ES ES394980A patent/ES394980A1/es not_active Expired
- 1971-09-10 DE DE19712145320 patent/DE2145320A1/de active Pending
- 1971-09-10 NL NL7112521A patent/NL7112521A/xx not_active Application Discontinuation
- 1971-09-10 CA CA122,575A patent/CA965421A/en not_active Expired
- 1971-09-10 CH CH1332671A patent/CH559209A5/xx not_active IP Right Cessation
- 1971-09-10 FR FR7132675A patent/FR2106490B1/fr not_active Expired
- 1971-09-10 IE IE1154/71A patent/IE35636B1/xx unknown
- 1971-09-10 NO NO3374/71A patent/NO134743C/no unknown
- 1971-09-10 SE SE7111539A patent/SE372943B/xx unknown
- 1971-09-10 BE BE772492A patent/BE772492A/xx unknown
- 1971-09-10 AT AT787271A patent/AT308108B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NL7112521A (da) | 1972-03-16 |
| DE2145320A1 (de) | 1972-03-16 |
| SE372943B (da) | 1975-01-20 |
| GB1360009A (en) | 1974-07-17 |
| ZA716039B (en) | 1972-07-26 |
| CA965421A (en) | 1975-04-01 |
| DK135994C (da) | 1977-12-27 |
| AT308108B (de) | 1973-06-25 |
| AU3336571A (en) | 1973-03-15 |
| IE35636L (en) | 1972-03-14 |
| BE772492A (fr) | 1972-03-10 |
| CH559209A5 (da) | 1975-02-28 |
| IE35636B1 (en) | 1976-04-14 |
| NO134743C (da) | 1976-12-08 |
| ES394980A1 (es) | 1974-12-01 |
| NO134743B (da) | 1976-08-30 |
| FR2106490B1 (da) | 1975-04-18 |
| FR2106490A1 (da) | 1972-05-05 |
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