RO83442B - Procedeu pentru prepararea formei alfa a clorhidratului de 1-(4-amino-6, 7-dimetoxi-2-chinazolinil)-4-(2-furoil)-piperazina - Google Patents
Procedeu pentru prepararea formei alfa a clorhidratului de 1-(4-amino-6, 7-dimetoxi-2-chinazolinil)-4-(2-furoil)-piperazinaInfo
- Publication number
- RO83442B RO83442B RO105234A RO10523480A RO83442B RO 83442 B RO83442 B RO 83442B RO 105234 A RO105234 A RO 105234A RO 10523480 A RO10523480 A RO 10523480A RO 83442 B RO83442 B RO 83442B
- Authority
- RO
- Romania
- Prior art keywords
- furoyl
- amino
- dimethoxy
- preparing
- alpha form
- Prior art date
Links
Landscapes
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
Abstract
Inventiase refera la un procedeu pentru prepararea formei cristaline alfa a clorhidratului de 1-(4-amino-6,7-dimetoxi-2-chinazolinil)-4-(2-furoil) -piperazina consta în aceea ca se încalzeste la 73....95 degree C 2-clo-4-amino-6,7-dimetoxi-chinazolina cu 1-(2-furoil)-piperazina în dimetilsulfoxid dimetilformamida sau amestecuri ale acestora între ele sau cu toluen sau alcooli cu 2....4 atomi de carbon iar forma cristalina alfa a clorhidratului de 1-(4-amino-6,7-dimetoxi-2-chinazolinil)-4-(2-furoil(-piperazina ce se separa eventual dupa ridicarea amestecului de reactie.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD21188479A DD141674B1 (de) | 1979-03-29 | 1979-03-29 | Verfahren zur herstellung der kristallinen alpha-form von 1-(4-amino-6,7-dimethoxy-2-chinazolinyl)-4-(2-furoyl)-piperazin-hydrochlorid |
Publications (2)
Publication Number | Publication Date |
---|---|
RO83442A RO83442A (ro) | 1984-02-21 |
RO83442B true RO83442B (ro) | 1984-02-28 |
Family
ID=5517404
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RO105233A RO83455B (ro) | 1979-03-29 | 1980-03-26 | Procedeu pentru prepararea formei cristaline alfa a clorhidratului de1-(4-amino-6, 7-dimetoxi-2-chinazolinil)-4-(2-furoil)-piperazina |
RO80100627A RO79381A (ro) | 1979-03-29 | 1980-03-26 | Procedeu de preparare a fotmei cristaline alfa a clorhidratului de 1(4-amino-6,7-dimetoxi-2-chinazolinil)-4-(2-furol)-piperazina |
RO105234A RO83442B (ro) | 1979-03-29 | 1980-03-26 | Procedeu pentru prepararea formei alfa a clorhidratului de 1-(4-amino-6, 7-dimetoxi-2-chinazolinil)-4-(2-furoil)-piperazina |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RO105233A RO83455B (ro) | 1979-03-29 | 1980-03-26 | Procedeu pentru prepararea formei cristaline alfa a clorhidratului de1-(4-amino-6, 7-dimetoxi-2-chinazolinil)-4-(2-furoil)-piperazina |
RO80100627A RO79381A (ro) | 1979-03-29 | 1980-03-26 | Procedeu de preparare a fotmei cristaline alfa a clorhidratului de 1(4-amino-6,7-dimetoxi-2-chinazolinil)-4-(2-furol)-piperazina |
Country Status (7)
Country | Link |
---|---|
CS (1) | CS224469B1 (ro) |
DD (1) | DD141674B1 (ro) |
HU (1) | HU182796B (ro) |
PL (3) | PL128496B1 (ro) |
RO (3) | RO83455B (ro) |
SU (1) | SU1206277A1 (ro) |
YU (3) | YU41908B (ro) |
-
1979
- 1979-03-29 DD DD21188479A patent/DD141674B1/de unknown
-
1980
- 1980-02-12 YU YU36180A patent/YU41908B/xx unknown
- 1980-02-27 CS CS137480A patent/CS224469B1/cs unknown
- 1980-02-28 SU SU807771089A patent/SU1206277A1/ru active
- 1980-03-26 RO RO105233A patent/RO83455B/ro unknown
- 1980-03-26 RO RO80100627A patent/RO79381A/ro unknown
- 1980-03-26 RO RO105234A patent/RO83442B/ro unknown
- 1980-03-27 PL PL22305180A patent/PL128496B1/pl unknown
- 1980-03-27 PL PL24061180A patent/PL129719B1/pl unknown
- 1980-03-27 PL PL24061080A patent/PL129723B1/pl unknown
- 1980-03-28 HU HU74180A patent/HU182796B/hu unknown
-
1983
- 1983-02-07 YU YU26883A patent/YU42069B/xx unknown
- 1983-02-07 YU YU26783A patent/YU42068B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
YU41908B (en) | 1988-02-29 |
PL129723B1 (en) | 1984-06-30 |
RO83455B (ro) | 1984-02-28 |
YU26883A (en) | 1983-10-31 |
RO83455A (ro) | 1984-02-21 |
CS224469B1 (en) | 1984-01-16 |
YU26783A (en) | 1984-04-30 |
HU182796B (en) | 1984-03-28 |
PL129719B1 (en) | 1984-06-30 |
DD141674A1 (de) | 1980-05-14 |
SU1206277A1 (ru) | 1986-01-23 |
DD141674B1 (de) | 1982-06-30 |
YU36180A (en) | 1983-06-30 |
YU42069B (en) | 1988-04-30 |
YU42068B (en) | 1988-04-30 |
PL128496B1 (en) | 1984-01-31 |
RO79381A (ro) | 1982-06-25 |
PL223051A1 (ro) | 1980-12-15 |
RO83442A (ro) | 1984-02-21 |
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