SU1442075A3 - Способ получени производных 1,8-нафтиридина или их солей - Google Patents
Способ получени производных 1,8-нафтиридина или их солей Download PDFInfo
- Publication number
- SU1442075A3 SU1442075A3 SU853884501A SU3884501A SU1442075A3 SU 1442075 A3 SU1442075 A3 SU 1442075A3 SU 853884501 A SU853884501 A SU 853884501A SU 3884501 A SU3884501 A SU 3884501A SU 1442075 A3 SU1442075 A3 SU 1442075A3
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- fluoro
- pyrrolidinyl
- ethyl
- compound
- amino
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 13
- 150000003839 salts Chemical class 0.000 title claims 3
- FLBAYUMRQUHISI-UHFFFAOYSA-N 1,8-naphthyridine Chemical class N1=CC=CC2=CC=CN=C21 FLBAYUMRQUHISI-UHFFFAOYSA-N 0.000 title 1
- 150000001875 compounds Chemical class 0.000 claims abstract description 27
- 125000000217 alkyl group Chemical group 0.000 claims abstract 6
- 150000005058 1,8-naphthyridines Chemical class 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 claims 1
- 125000004432 carbon atom Chemical group C* 0.000 claims 1
- 229910052801 chlorine Inorganic materials 0.000 claims 1
- 239000000460 chlorine Substances 0.000 claims 1
- 229910052731 fluorine Inorganic materials 0.000 claims 1
- 239000011737 fluorine Substances 0.000 claims 1
- 150000002431 hydrogen Chemical group 0.000 claims 1
- 239000012442 inert solvent Substances 0.000 claims 1
- 238000007363 ring formation reaction Methods 0.000 claims 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract description 10
- 239000002904 solvent Substances 0.000 abstract description 6
- 150000002148 esters Chemical class 0.000 abstract description 4
- 238000002360 preparation method Methods 0.000 abstract description 3
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 abstract 3
- FKCMADOPPWWGNZ-YUMQZZPRSA-N [(2r)-1-[(2s)-2-amino-3-methylbutanoyl]pyrrolidin-2-yl]boronic acid Chemical compound CC(C)[C@H](N)C(=O)N1CCC[C@H]1B(O)O FKCMADOPPWWGNZ-YUMQZZPRSA-N 0.000 abstract 2
- 125000003342 alkenyl group Chemical group 0.000 abstract 1
- 239000003242 anti bacterial agent Substances 0.000 abstract 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 abstract 1
- 125000000753 cycloalkyl group Chemical group 0.000 abstract 1
- 125000000524 functional group Chemical group 0.000 abstract 1
- 229910052736 halogen Inorganic materials 0.000 abstract 1
- 125000005843 halogen group Chemical group 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 description 18
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 13
- 239000011541 reaction mixture Substances 0.000 description 13
- -1 3-acetyl-amino-1-pyrrolidinyl Chemical group 0.000 description 10
- 239000002253 acid Substances 0.000 description 10
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 10
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 9
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 7
- 208000015181 infectious disease Diseases 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 6
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 description 6
- 125000004494 ethyl ester group Chemical group 0.000 description 6
- 239000012312 sodium hydride Substances 0.000 description 6
- 229910000104 sodium hydride Inorganic materials 0.000 description 6
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 4
- 241000699666 Mus <mouse, genus> Species 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 4
- 230000000844 anti-bacterial effect Effects 0.000 description 4
- 238000007912 intraperitoneal administration Methods 0.000 description 4
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 4
- BJWUHOLCQSNEGJ-UHFFFAOYSA-N 1-cyclopropyl-6-fluoro-7-[3-(methylamino)pyrrolidin-1-yl]-4-oxo-1,8-naphthyridine-3-carboxylic acid;hydrochloride Chemical compound Cl.C1C(NC)CCN1C(C(=C1)F)=NC2=C1C(=O)C(C(O)=O)=CN2C1CC1 BJWUHOLCQSNEGJ-UHFFFAOYSA-N 0.000 description 3
- 241000699670 Mus sp. Species 0.000 description 3
- 241000193998 Streptococcus pneumoniae Species 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 238000010992 reflux Methods 0.000 description 3
- 229940031000 streptococcus pneumoniae Drugs 0.000 description 3
- MEKOFIRRDATTAG-UHFFFAOYSA-N 2,2,5,8-tetramethyl-3,4-dihydrochromen-6-ol Chemical compound C1CC(C)(C)OC2=C1C(C)=C(O)C=C2C MEKOFIRRDATTAG-UHFFFAOYSA-N 0.000 description 2
- DEDKKOOGYIMMBC-UHFFFAOYSA-N 2,6-dichloro-5-fluoropyridine-3-carbonitrile Chemical compound FC1=CC(C#N)=C(Cl)N=C1Cl DEDKKOOGYIMMBC-UHFFFAOYSA-N 0.000 description 2
- MZRVEZGGRBJDDB-UHFFFAOYSA-N N-Butyllithium Chemical compound [Li]CCCC MZRVEZGGRBJDDB-UHFFFAOYSA-N 0.000 description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 2
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 150000008064 anhydrides Chemical class 0.000 description 2
- GKIRPKYJQBWNGO-OCEACIFDSA-N clomifene Chemical compound C1=CC(OCCN(CC)CC)=CC=C1C(\C=1C=CC=CC=1)=C(\Cl)C1=CC=CC=C1 GKIRPKYJQBWNGO-OCEACIFDSA-N 0.000 description 2
- 229940125898 compound 5 Drugs 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- IDGUHHHQCWSQLU-UHFFFAOYSA-N ethanol;hydrate Chemical compound O.CCO IDGUHHHQCWSQLU-UHFFFAOYSA-N 0.000 description 2
- IEUHWNLWVMLHHC-UHFFFAOYSA-N ethyl 3-(2,6-dichloro-5-fluoropyridin-3-yl)-3-oxopropanoate Chemical compound CCOC(=O)CC(=O)C1=CC(F)=C(Cl)N=C1Cl IEUHWNLWVMLHHC-UHFFFAOYSA-N 0.000 description 2
- PWEHMQBAMSTRDF-UHFFFAOYSA-N ethyl carbonofluoridate Chemical compound CCOC(F)=O PWEHMQBAMSTRDF-UHFFFAOYSA-N 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 239000012458 free base Substances 0.000 description 2
- 238000001802 infusion Methods 0.000 description 2
- 230000002401 inhibitory effect Effects 0.000 description 2
- JPIGXMNVGKVJMC-UHFFFAOYSA-N n-(2-oxopyrrolidin-3-yl)acetamide Chemical compound CC(=O)NC1CCNC1=O JPIGXMNVGKVJMC-UHFFFAOYSA-N 0.000 description 2
- 229910000027 potassium carbonate Inorganic materials 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- RWRDLPDLKQPQOW-UHFFFAOYSA-N tetrahydropyrrole Substances C1CCNC1 RWRDLPDLKQPQOW-UHFFFAOYSA-N 0.000 description 2
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Chemical compound ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 description 2
- YTLYLLTVENPWFT-UPHRSURJSA-N (Z)-3-aminoacrylic acid Chemical compound N\C=C/C(O)=O YTLYLLTVENPWFT-UPHRSURJSA-N 0.000 description 1
- 125000004214 1-pyrrolidinyl group Chemical group [H]C1([H])N(*)C([H])([H])C([H])([H])C1([H])[H] 0.000 description 1
- AATVXELAYCLVTJ-UHFFFAOYSA-N 2,6-dichloro-5-fluoropyridine-3-carbonyl chloride Chemical compound FC1=CC(C(Cl)=O)=C(Cl)N=C1Cl AATVXELAYCLVTJ-UHFFFAOYSA-N 0.000 description 1
- LTDGKGCHRNNCAC-UHFFFAOYSA-N 2,6-dichloro-5-fluoropyridine-3-carboxylic acid Chemical compound OC(=O)C1=CC(F)=C(Cl)N=C1Cl LTDGKGCHRNNCAC-UHFFFAOYSA-N 0.000 description 1
- RMBZGFRPRFOSCD-UHFFFAOYSA-N 3-(cyclopropylamino)prop-2-enoic acid Chemical compound OC(=O)C=CNC1CC1 RMBZGFRPRFOSCD-UHFFFAOYSA-N 0.000 description 1
- 229920001817 Agar Polymers 0.000 description 1
- 208000035473 Communicable disease Diseases 0.000 description 1
- 229940126062 Compound A Drugs 0.000 description 1
- 241000588724 Escherichia coli Species 0.000 description 1
- NLDMNSXOCDLTTB-UHFFFAOYSA-N Heterophylliin A Natural products O1C2COC(=O)C3=CC(O)=C(O)C(O)=C3C3=C(O)C(O)=C(O)C=C3C(=O)OC2C(OC(=O)C=2C=C(O)C(O)=C(O)C=2)C(O)C1OC(=O)C1=CC(O)=C(O)C(O)=C1 NLDMNSXOCDLTTB-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 125000003047 N-acetyl group Chemical group 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- 241000589517 Pseudomonas aeruginosa Species 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 241000193996 Streptococcus pyogenes Species 0.000 description 1
- 230000007059 acute toxicity Effects 0.000 description 1
- 231100000403 acute toxicity Toxicity 0.000 description 1
- 239000008272 agar Substances 0.000 description 1
- 150000001413 amino acids Chemical class 0.000 description 1
- 230000004071 biological effect Effects 0.000 description 1
- 230000037396 body weight Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000002512 chemotherapy Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- RIMYSLDPFDGCRX-UHFFFAOYSA-N diethyl 2-(2,6-dichloro-5-fluoropyridine-3-carbonyl)propanedioate Chemical compound CCOC(=O)C(C(=O)OCC)C(=O)C1=CC(F)=C(Cl)N=C1Cl RIMYSLDPFDGCRX-UHFFFAOYSA-N 0.000 description 1
- 125000004177 diethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- OYJXTOVLKZDGFK-UHFFFAOYSA-N ethanol;2-propan-2-yloxypropane Chemical compound CCO.CC(C)OC(C)C OYJXTOVLKZDGFK-UHFFFAOYSA-N 0.000 description 1
- 238000004128 high performance liquid chromatography Methods 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 231100000636 lethal dose Toxicity 0.000 description 1
- 231100000053 low toxicity Toxicity 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- LPNYRYFBWFDTMA-UHFFFAOYSA-N potassium tert-butoxide Chemical compound [K+].CC(C)(C)[O-] LPNYRYFBWFDTMA-UHFFFAOYSA-N 0.000 description 1
- 125000000719 pyrrolidinyl group Chemical group 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- GCRNGPNGNJSZCC-UHFFFAOYSA-N tert-butyl 3-amino-3a,4,6,6a-tetrahydro-1h-pyrrolo[3,4-c]pyrazole-5-carboxylate Chemical compound N1N=C(N)C2CN(C(=O)OC(C)(C)C)CC21 GCRNGPNGNJSZCC-UHFFFAOYSA-N 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Landscapes
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59117266A JPS60260577A (ja) | 1984-06-06 | 1984-06-06 | １，８−ナフチリジン誘導体 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU1442075A3 true SU1442075A3 (ru) | 1988-11-30 |
Family
ID=14707501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU853884501A SU1442075A3 (ru) | 1984-06-06 | 1985-04-29 | Способ получени производных 1,8-нафтиридина или их солей |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS60260577A (enExample) |
| SU (1) | SU1442075A3 (enExample) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4665079A (en) * | 1984-02-17 | 1987-05-12 | Warner-Lambert Company | Antibacterial agents |
| JPH0635457B2 (ja) * | 1985-06-28 | 1994-05-11 | 杏林製薬株式会社 | ピリドンカルボン酸誘導体およびその製造方法 |
| JP2640967B2 (ja) * | 1987-04-30 | 1997-08-13 | 大日本製薬株式会社 | キノロンカルボン酸誘導体およびその塩 |
| PT807630E (pt) * | 1995-02-02 | 2003-08-29 | Daiichi Seiyaku Co | Compostos heterociclicos |
| ES2199278T3 (es) * | 1995-02-07 | 2004-02-16 | Daiichi Pharmaceutical Co., Ltd. | Derivados de espiro heterociclicos. |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5649382A (en) * | 1979-09-28 | 1981-05-02 | Dainippon Pharmaceut Co Ltd | 6-fluoro-7-cyclic amino-1,8-naphthylidine derivative and its salt |
| DE3033157A1 (de) * | 1980-09-03 | 1982-04-01 | Bayer Ag, 5090 Leverkusen | 7-amino-1-cyclopropyl-4-oxo-1,4-dihydro-naphthyridin-3-carbonsaeuren, verfahren zu ihrer herstellung sowie diese enthaltende antibakterielle mittel |
| JPS5770889A (en) * | 1980-10-21 | 1982-05-01 | Dainippon Pharmaceut Co Ltd | 1-ethyl-1,8-naphthyridine derivative and salt thereof |
| JPS57142983A (en) * | 1981-02-27 | 1982-09-03 | Dainippon Pharmaceut Co Ltd | 1-vinyl-1,8-naphthyridine derivative and its salt |
| IE55898B1 (en) * | 1982-09-09 | 1991-02-14 | Warner Lambert Co | Antibacterial agents |
-
1984
- 1984-06-06 JP JP59117266A patent/JPS60260577A/ja active Granted
-
1985
- 1985-04-29 SU SU853884501A patent/SU1442075A3/ru active
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60260577A (ja) | 1985-12-23 |
| JPH0568477B2 (enExample) | 1993-09-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4886810A (en) | Quinoline derivatives, pharmaceutical composition and method of use | |
| SU1482527A3 (ru) | Способ получени производных 1,8-нафтиридина или их солей | |
| FI77855C (fi) | Foerfarande foer framstaellning av terapeutiskt anvaendbara 6-fluor-1,4-dihydro-4-oxo-3- kinolinkarboxylsyraderivat. | |
| JP2003026574A (ja) | 抗バクテリア剤 | |
| EP0208210A1 (en) | Pyridonecarboxylic acid derivatives and process for their preparation | |
| JP2948660B2 (ja) | 新規なピリドンカルボン酸誘導体 | |
| EP0109284B1 (en) | 6,7-dihydro-5,8-dimethyl-9-fluoro-1-oxo-1h,5h-benzo(ij)quinolizine-2-carboxylic acid and derivatives | |
| US4738968A (en) | 1,8-naphthyridine derivatives useful as anti-bacterial agents | |
| EP0090424B1 (en) | New quinolone compounds and preparation thereof | |
| SU1442075A3 (ru) | Способ получени производных 1,8-нафтиридина или их солей | |
| EP0312085B1 (en) | Novel quinoline derivatives, processes for preparation thereof and antibacterial agent containing them | |
| SU1456015A3 (ru) | Способ получени производных 1,8-нафтиридина или их кислотно-аддитивных солей (его варианты) | |
| EP0286089B1 (en) | Quinolinecarboxylic acid derivatives, a composition comprising the same, process for preparing the same, and the use of the same for the manufacture of medicaments | |
| US5409933A (en) | Quinoline derivatives and processes for preparing the same | |
| EP0302371B1 (en) | 7-(2-Methyl-4-aminopyrrolidinyl)naphthyridine and quinoline compounds | |
| US5990106A (en) | Bicyclic amino group-substituted pyridonecarboxylic acid derivatives, esters thereof and salts thereof, and bicyclic amines useful as intermediates thereof | |
| EP0549857A1 (en) | Antibacterial quinolone carboxylic acid derivatives | |
| NO885426L (no) | Kinolinderivater, samt fremgangsmaate ved fremstilling derav. | |
| Chu et al. | Synthesis of 4, 12‐dihydro‐4‐oxoquino‐[1, 8a, 8‐a, b] quinoxaline‐5‐carboxylic acid derivatives | |
| EP0216323A2 (en) | Quinolonecarboxylic acid derivatives and their preparation | |
| US5336679A (en) | Tetrahydroimidazopyridine derivatives and salts thereof | |
| KR890000863B1 (ko) | 퀴날딘 유도체 | |
| KR0166179B1 (ko) | 새로운 퀴놀론 카르복실산 유도체 및 그 제조방법 | |
| JPH08253480A (ja) | １，６−ナフチリドンカルボン酸誘導体 |