CS266560B2 - Metho of sorbinile preparation - Google Patents
Metho of sorbinile preparation Download PDFInfo
- Publication number
- CS266560B2 CS266560B2 CS838271A CS827183A CS266560B2 CS 266560 B2 CS266560 B2 CS 266560B2 CS 838271 A CS838271 A CS 838271A CS 827183 A CS827183 A CS 827183A CS 266560 B2 CS266560 B2 CS 266560B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- sorbinil
- salt
- methanol
- aminomethylpinan
- sorbinile
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
- C07D491/02—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains two hetero rings
- C07D491/10—Spiro-condensed systems
- C07D491/107—Spiro-condensed systems with only one oxygen atom as ring hetero atom in the oxygen-containing ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Hydrogenated Pyridines (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US44068682A | 1982-11-10 | 1982-11-10 | |
| US06/440,641 US4435578A (en) | 1982-11-10 | 1982-11-10 | Sorbinil by optical resolution of precursor 6-fluoro-4-ureidochroman-4-carboxylic acid |
| US06/440,657 US4431828A (en) | 1982-11-10 | 1982-11-10 | Regeneration of 6-fluoro-4-chromanone from by-products in the synthesis of sorbinil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CS827183A2 CS827183A2 (en) | 1989-04-14 |
| CS266560B2 true CS266560B2 (en) | 1990-01-12 |
Family
ID=27412063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS838271A CS266560B2 (en) | 1982-11-10 | 1983-11-09 | Metho of sorbinile preparation |
Country Status (16)
-
1983
- 1983-11-07 PT PT77617A patent/PT77617B/pt not_active IP Right Cessation
- 1983-11-07 GR GR72904A patent/GR79017B/el unknown
- 1983-11-07 YU YU2203/83A patent/YU44867B/xx unknown
- 1983-11-08 KR KR1019830005294A patent/KR870000867B1/ko not_active Expired
- 1983-11-08 DD DD83256455A patent/DD213924A5/de not_active IP Right Cessation
- 1983-11-08 IL IL70165A patent/IL70165A/xx unknown
- 1983-11-08 FI FI834088A patent/FI77247C/fi not_active IP Right Cessation
- 1983-11-08 PL PL1983244460A patent/PL139713B1/pl unknown
- 1983-11-08 NZ NZ206189A patent/NZ206189A/en unknown
- 1983-11-08 ES ES527118A patent/ES8506040A1/es not_active Expired
- 1983-11-09 CS CS838271A patent/CS266560B2/cs unknown
- 1983-11-09 SU SU833659625A patent/SU1209030A3/ru active
- 1983-11-09 NO NO834086A patent/NO161916C/no unknown
- 1983-11-09 DK DK512683A patent/DK512683A/da not_active Application Discontinuation
- 1983-11-09 AU AU21105/83A patent/AU540399B2/en not_active Ceased
- 1983-11-09 BG BG062988A patent/BG44206A3/xx unknown
-
1984
- 1984-08-06 ES ES534921A patent/ES534921A0/es active Granted
- 1984-08-06 ES ES534920A patent/ES8600269A1/es not_active Expired
-
1985
- 1985-09-09 YU YU1409/85A patent/YU43883B/xx unknown
-
1987
- 1987-02-23 IL IL81648A patent/IL81648A0/xx not_active IP Right Cessation
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