RO81942B - Procedeu pentru prepararea unor derivati de naftiridina - Google Patents
Procedeu pentru prepararea unor derivati de naftiridinaInfo
- Publication number
- RO81942B RO81942B RO103694A RO10369479A RO81942B RO 81942 B RO81942 B RO 81942B RO 103694 A RO103694 A RO 103694A RO 10369479 A RO10369479 A RO 10369479A RO 81942 B RO81942 B RO 81942B
- Authority
- RO
- Romania
- Prior art keywords
- preparation
- pharmaceutically acceptable
- general formula
- derivatives
- naphtyridine
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract 3
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 abstract 3
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 abstract 2
- 150000001875 compounds Chemical class 0.000 abstract 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 abstract 2
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 abstract 1
- 239000007868 Raney catalyst Substances 0.000 abstract 1
- 229910000564 Raney nickel Inorganic materials 0.000 abstract 1
- NPXOKRUENSOPAO-UHFFFAOYSA-N Raney nickel Chemical compound [Al].[Ni] NPXOKRUENSOPAO-UHFFFAOYSA-N 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 125000005843 halogen group Chemical group 0.000 abstract 1
- 238000005984 hydrogenation reaction Methods 0.000 abstract 1
- 150000005054 naphthyridines Chemical class 0.000 abstract 1
- 229910052763 palladium Inorganic materials 0.000 abstract 1
- 229910052697 platinum Inorganic materials 0.000 abstract 1
- 125000006239 protecting group Chemical group 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
Landscapes
- Nitrogen Condensed Heterocyclic Rings (AREA)
Abstract
Procedeu pentru prepararea unor derivati de naftiridina cu formula generala I: (vezi formula) în care X reprezinta un atom de halogen, acceptabile farmaceutic, caracterizat prin aceea ca, grupa protectoare R dintr-un compus cu formula generala II: (vezi formula) în care X a fost definit mai sus, se scindeaza prin hidrogenare în prezenta unor catalizatori alesi dintre platina, paladiu sau nichel Raney în mediu de solventi alesi dintre stilenglicol, dioxan, dimetilformamida, etanol sau acid acetic la temperaturi între temperatura camerei si 60 degree C, compusii obtinuti putînd fi transformati, în mod cunoscut, în saruri farmaceutic acceptabile.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15793978A JPS5583785A (en) | 1978-12-20 | 1978-12-20 | 6-fluoro-1,8-naphthyridine derivative and its salt |
| JP16209578A JPS5592385A (en) | 1978-12-29 | 1978-12-29 | 1-vinyl-1,8-naphthylidine derivative and its salt |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO81942B true RO81942B (ro) | 1983-05-30 |
| RO81942A RO81942A (ro) | 1983-06-01 |
Family
ID=26485214
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO7998656A RO77558A (ro) | 1978-12-20 | 1979-09-13 | Procedeu pentru prepararea unor derivati de naftiridina |
| RO79103694A RO81942A (ro) | 1978-12-20 | 1979-09-13 | Procedeu pentru prepararea unor derivati de naftiridina |
| RO79103692A RO81940A (ro) | 1978-12-20 | 1979-09-13 | PROCEDEU PENTRU PREPARAREA UNOR DERIVATI DE 6-HALO-OXO-7-(1-PIPEљAZINIL)-1,8-NAFTIRIDINA |
| RO79103693A RO81939A (ro) | 1978-12-20 | 1979-09-13 | Procedeu pentru prepararea unor derivati de halo-4-oxo-7-(1-pyperazinil)-1,8-naftitidina |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO7998656A RO77558A (ro) | 1978-12-20 | 1979-09-13 | Procedeu pentru prepararea unor derivati de naftiridina |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO79103692A RO81940A (ro) | 1978-12-20 | 1979-09-13 | PROCEDEU PENTRU PREPARAREA UNOR DERIVATI DE 6-HALO-OXO-7-(1-PIPEљAZINIL)-1,8-NAFTIRIDINA |
| RO79103693A RO81939A (ro) | 1978-12-20 | 1979-09-13 | Procedeu pentru prepararea unor derivati de halo-4-oxo-7-(1-pyperazinil)-1,8-naftitidina |
Country Status (1)
| Country | Link |
|---|---|
| RO (4) | RO77558A (ro) |
-
1979
- 1979-09-13 RO RO7998656A patent/RO77558A/ro unknown
- 1979-09-13 RO RO79103694A patent/RO81942A/ro unknown
- 1979-09-13 RO RO79103692A patent/RO81940A/ro unknown
- 1979-09-13 RO RO79103693A patent/RO81939A/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO81939B (ro) | 1983-05-30 |
| RO81942A (ro) | 1983-06-01 |
| RO77558A (ro) | 1982-04-12 |
| RO81939A (ro) | 1983-06-01 |
| RO81940B (ro) | 1983-05-30 |
| RO81940A (ro) | 1983-06-01 |
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