ES521444A0 - Un metodo para preparar espiro-(mono- y difluorofluoren-9,4-imidazolidin)-2,5'-dionas. - Google Patents
Un metodo para preparar espiro-(mono- y difluorofluoren-9,4-imidazolidin)-2,5'-dionas.Info
- Publication number
- ES521444A0 ES521444A0 ES521444A ES521444A ES521444A0 ES 521444 A0 ES521444 A0 ES 521444A0 ES 521444 A ES521444 A ES 521444A ES 521444 A ES521444 A ES 521444A ES 521444 A0 ES521444 A0 ES 521444A0
- Authority
- ES
- Spain
- Prior art keywords
- difluorofluoren
- dionas
- imidazolidin
- mono
- preparing spiral
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D235/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings
- C07D235/02—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings condensed with carbocyclic rings or ring systems
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US36863282A | 1982-04-15 | 1982-04-15 | |
US06/368,630 US4436745A (en) | 1982-04-15 | 1982-04-15 | Method of inhibiting aldose reductase activity |
US06/368,631 US4438272A (en) | 1982-04-15 | 1982-04-15 | Spiro-(fluoren-9,4'-imidazolidine)-2',5'-diones |
Publications (2)
Publication Number | Publication Date |
---|---|
ES521444A0 true ES521444A0 (es) | 1984-06-01 |
ES8405375A1 ES8405375A1 (es) | 1984-06-01 |
Family
ID=27408873
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES521444A Expired ES8405375A1 (es) | 1982-04-15 | 1983-04-14 | Un metodo para preparar espiro-(mono- y difluorofluoren-9,4-imidazolidin)-2,5'-dionas. |
Country Status (12)
Country | Link |
---|---|
EP (1) | EP0092385B1 (es) |
KR (1) | KR900003392B1 (es) |
AU (1) | AU561264B2 (es) |
CA (1) | CA1200247A (es) |
DE (1) | DE3382308D1 (es) |
ES (1) | ES8405375A1 (es) |
GR (1) | GR78557B (es) |
IE (1) | IE56955B1 (es) |
IL (1) | IL68314A0 (es) |
NZ (1) | NZ203876A (es) |
PT (1) | PT76552B (es) |
WO (1) | WO1983003543A1 (es) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5070100A (en) * | 1983-09-14 | 1991-12-03 | Alcon Laboratories, Inc. | Spiro-tricyclicaromatic succinimide derivatives |
US5153211A (en) * | 1983-09-14 | 1992-10-06 | Alcon Laboratories, Inc. | Spiro-tricyclicaromatic succinimide derivatives as inhibitors of aldose reductase |
US4864028A (en) * | 1983-09-14 | 1989-09-05 | Alcon Laboratories, Inc. | Spiro-tricyclicaromatic succinimide derivatives |
US4537892A (en) * | 1983-09-14 | 1985-08-27 | Alcon Laboratories, Inc. | Spiro-tricyclicaromatic succinimide derivatives as inhibitors of aldose reductase |
CN113651757B (zh) * | 2021-09-16 | 2023-09-08 | 河北工业大学 | 一种含螺[芴-杂环]结构的空穴传输材料及其制备方法和应用 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4117230A (en) * | 1976-10-18 | 1978-09-26 | Pfizer Inc. | Hydantoin derivatives as therapeutic agents |
US4181728A (en) * | 1978-11-16 | 1980-01-01 | Pfizer Inc. | Spiro-polycyclicimidazolidinedione derivatives |
US4181729A (en) * | 1979-03-21 | 1980-01-01 | Pfizer Inc. | Phenyl or phenoxy substituted spiro-imidazolidinedione derivatives |
-
1983
- 1983-04-06 IL IL68314A patent/IL68314A0/xx not_active IP Right Cessation
- 1983-04-08 AU AU13259/83A patent/AU561264B2/en not_active Ceased
- 1983-04-11 WO PCT/US1983/000546 patent/WO1983003543A1/en unknown
- 1983-04-12 IE IE837/83A patent/IE56955B1/en not_active IP Right Cessation
- 1983-04-13 NZ NZ203876A patent/NZ203876A/en unknown
- 1983-04-13 GR GR71074A patent/GR78557B/el unknown
- 1983-04-14 DE DE8383302111T patent/DE3382308D1/de not_active Expired - Lifetime
- 1983-04-14 PT PT76552A patent/PT76552B/pt not_active IP Right Cessation
- 1983-04-14 CA CA000425866A patent/CA1200247A/en not_active Expired
- 1983-04-14 ES ES521444A patent/ES8405375A1/es not_active Expired
- 1983-04-14 EP EP83302111A patent/EP0092385B1/en not_active Expired - Lifetime
- 1983-04-14 KR KR1019830001571A patent/KR900003392B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
GR78557B (es) | 1984-09-27 |
KR840004408A (ko) | 1984-10-15 |
CA1200247A (en) | 1986-02-04 |
KR900003392B1 (ko) | 1990-05-18 |
WO1983003543A1 (en) | 1983-10-27 |
NZ203876A (en) | 1985-11-08 |
EP0092385A3 (en) | 1985-01-09 |
IL68314A0 (en) | 1983-07-31 |
AU561264B2 (en) | 1987-05-07 |
DE3382308D1 (de) | 1991-07-18 |
PT76552B (en) | 1986-01-21 |
IE830837L (en) | 1983-10-15 |
EP0092385A2 (en) | 1983-10-26 |
IE56955B1 (en) | 1992-02-12 |
AU1325983A (en) | 1983-10-20 |
EP0092385B1 (en) | 1991-06-12 |
PT76552A (en) | 1983-05-01 |
ES8405375A1 (es) | 1984-06-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 19991007 |