YU48336B - Postupak za dobijanje 6,7-dihloro-1,5-dihidroimadazo/2,1-b/hinazolin-2/3h/on - Google Patents
Postupak za dobijanje 6,7-dihloro-1,5-dihidroimadazo/2,1-b/hinazolin-2/3h/onInfo
- Publication number
- YU48336B YU48336B YU53792A YU53792A YU48336B YU 48336 B YU48336 B YU 48336B YU 53792 A YU53792 A YU 53792A YU 53792 A YU53792 A YU 53792A YU 48336 B YU48336 B YU 48336B
- Authority
- YU
- Yugoslavia
- Prior art keywords
- ether
- dihydroimadazo
- dichloro
- cyanoimino
- quinazolin
- Prior art date
Links
Landscapes
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Abstract
POSTUPAK ZA DOBIJANJE 6,7-DIHLORO-1,5-DIHIDROIMADAZO/2,1-B/HINAZOLIN-2/3H/ON formule: ili njihovih soli uključujući njihove hidrate, naznačen time, što se /2-(cijanoimino)-5,6-di-(hloro)-1,2,3,4-tetra-(hidro)-hinazolin-3-il/acetonitril ili alkil estar /2-(cijanoimino)-5,6-di-(hloro)-1,2,3,4-tetra-(hidro)-hinazolin-3-il/-sirćetne kiseline opšte formule: gde R1 je cijano grupa ili grupa formule: u kojoj R1 predstavlja alkil grupu normalnog ili račvastog lanca koja sadrži 1 do 6 atoma ugljenika, koja po izboru nosi fenil supstituent, podvrgava termičkoj ciklizaciji u kiseloj sredini sa etilen glikol etrom, etilen glikol dimetil etrom, etilen glikoldietil etrom, dietilen glikol dimetil etrom, dietilen glikol dietil etrom, 2-(metoksi)etanolom, 2-(etoksi)-etanolom, N-(metil)-pirolidonom, dimetilformamidom, acetonitrilom i/ili dioksanom i/ili alifatičnom organskom kiselinom koja ima 1 do 4 atoma ugljenika kao rastvaračem. Prijava sadrži još 10 zavisnih zahteva.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HU170891A HU209633B (en) | 1991-05-22 | 1991-05-22 | New process for producing 6,7-dichloro-1,5-dihydroimidazo/2,1-b/-quinazoline-2/3h/-one |
HU170791A HU208681B (en) | 1991-05-22 | 1991-05-22 | Process for producing quinazoline derivatives |
Publications (2)
Publication Number | Publication Date |
---|---|
YU53792A YU53792A (sh) | 1994-11-15 |
YU48336B true YU48336B (sh) | 1998-05-15 |
Family
ID=10955782
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
YU53792A YU48336B (sh) | 1991-05-22 | 1992-05-21 | Postupak za dobijanje 6,7-dihloro-1,5-dihidroimadazo/2,1-b/hinazolin-2/3h/on |
Country Status (2)
Country | Link |
---|---|
HU (1) | HU208681B (sh) |
YU (1) | YU48336B (sh) |
-
1991
- 1991-05-22 HU HU170791A patent/HU208681B/hu not_active IP Right Cessation
-
1992
- 1992-05-21 YU YU53792A patent/YU48336B/sh unknown
Also Published As
Publication number | Publication date |
---|---|
YU53792A (sh) | 1994-11-15 |
HU208681B (en) | 1993-12-28 |
HU911707D0 (en) | 1991-12-30 |
HUT61003A (en) | 1992-11-30 |
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