RO81939B - Procedeu pentru prepararea unor derivati de 6-halo-4-oxo-7-(1-piperazinil)-1, 8-naftiridina - Google Patents
Procedeu pentru prepararea unor derivati de 6-halo-4-oxo-7-(1-piperazinil)-1, 8-naftiridinaInfo
- Publication number
- RO81939B RO81939B RO103693A RO10369379A RO81939B RO 81939 B RO81939 B RO 81939B RO 103693 A RO103693 A RO 103693A RO 10369379 A RO10369379 A RO 10369379A RO 81939 B RO81939 B RO 81939B
- Authority
- RO
- Romania
- Prior art keywords
- group
- halo
- oxo
- preparation
- pyperazinyl
- Prior art date
Links
- 125000000217 alkyl group Chemical group 0.000 abstract 2
- 125000005843 halogen group Chemical group 0.000 abstract 2
- 125000003545 alkoxy group Chemical group 0.000 abstract 1
- 125000004453 alkoxycarbonyl group Chemical group 0.000 abstract 1
- 125000004390 alkyl sulfonyl group Chemical group 0.000 abstract 1
- 125000005278 alkyl sulfonyloxy group Chemical group 0.000 abstract 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 abstract 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 abstract 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 abstract 1
Landscapes
- Nitrogen Condensed Heterocyclic Rings (AREA)
Abstract
Inventia se refera la un procedeu pentru prepararea unui derivat de 6-halo-4-oxo-7-(1-piperazinil)-1,8-naftiridina reprezentat prin formula I: (vezi formula) în care X reprezinta un atom de halogen, R1 este o grupa de etil sau una vinil si R2 este unatom de hidrogen sau o grupa alchil inferioara. Procedeul consta în aceea ca, un derivat de 6-halo-4-oxo-1,8-naftiridina reprezentat prin formula II: (vezi formula) în care Y reprezinta un atom de halogen, o grupa alcoxi inferioara, o grupa alchilti o inferioara, o grupa alchilsulfonil inferioara, o grupa alchilsulfoniloxi, R4 reprezinta o grupa carboxil sau o alcoxicarbonil...
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 |
|---|---|
| RO81939B true RO81939B (ro) | 1983-05-30 |
| RO81939A RO81939A (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 |
| 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 |
| RO79103694A RO81942A (ro) | 1978-12-20 | 1979-09-13 | Procedeu pentru prepararea unor derivati de naftiridina |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO7998656A RO77558A (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 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO79103694A RO81942A (ro) | 1978-12-20 | 1979-09-13 | Procedeu pentru prepararea unor derivati de naftiridina |
Country Status (1)
| Country | Link |
|---|---|
| RO (4) | RO77558A (ro) |
-
1979
- 1979-09-13 RO RO7998656A patent/RO77558A/ro unknown
- 1979-09-13 RO RO79103692A patent/RO81940A/ro unknown
- 1979-09-13 RO RO79103693A patent/RO81939A/ro unknown
- 1979-09-13 RO RO79103694A patent/RO81942A/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO77558A (ro) | 1982-04-12 |
| RO81942B (ro) | 1983-05-30 |
| RO81942A (ro) | 1983-06-01 |
| RO81940A (ro) | 1983-06-01 |
| RO81939A (ro) | 1983-06-01 |
| RO81940B (ro) | 1983-05-30 |
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