CH553799A - Procede de preparation de pyrazolo(3,4-b)pyridines. - Google Patents
Procede de preparation de pyrazolo(3,4-b)pyridines.Info
- Publication number
- CH553799A CH553799A CH1701772A CH1701772A CH553799A CH 553799 A CH553799 A CH 553799A CH 1701772 A CH1701772 A CH 1701772A CH 1701772 A CH1701772 A CH 1701772A CH 553799 A CH553799 A CH 553799A
- Authority
- CH
- Switzerland
- Prior art keywords
- alkyl
- formula
- sub
- group
- compound
- Prior art date
Links
- 150000005230 pyrazolo[3,4-b]pyridines Chemical class 0.000 title description 7
- 239000004599 antimicrobial Substances 0.000 title description 2
- 239000003874 central nervous system depressant Substances 0.000 title 1
- -1 pyrrolidino, piperidino, pyrazolyl Chemical group 0.000 claims abstract description 32
- JPJALAQPGMAKDF-UHFFFAOYSA-N selenium dioxide Chemical compound O=[Se]=O JPJALAQPGMAKDF-UHFFFAOYSA-N 0.000 claims abstract description 17
- 125000003342 alkenyl group Chemical group 0.000 claims abstract description 4
- 125000001589 carboacyl group Chemical group 0.000 claims abstract 2
- 150000001875 compounds Chemical class 0.000 claims description 52
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 24
- 125000001424 substituent group Chemical group 0.000 claims description 16
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 15
- 125000003545 alkoxy group Chemical group 0.000 claims description 14
- 125000003187 heptyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 13
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 9
- 229910052757 nitrogen Inorganic materials 0.000 claims description 8
- 125000004433 nitrogen atom Chemical group N* 0.000 claims description 8
- 125000000623 heterocyclic group Chemical group 0.000 claims description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims description 6
- 239000001257 hydrogen Substances 0.000 claims description 6
- 229910044991 metal oxide Inorganic materials 0.000 claims description 5
- 150000004706 metal oxides Chemical class 0.000 claims description 5
- 125000002015 acyclic group Chemical group 0.000 claims description 4
- 125000003277 amino group Chemical group 0.000 claims description 4
- 125000002541 furyl group Chemical group 0.000 claims description 4
- 125000005843 halogen group Chemical group 0.000 claims description 4
- 229910052801 chlorine Inorganic materials 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 2
- 125000003118 aryl group Chemical group 0.000 claims description 2
- 239000000460 chlorine Substances 0.000 claims description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 229910052717 sulfur Inorganic materials 0.000 claims description 2
- CIUQDSCDWFSTQR-UHFFFAOYSA-N [C]1=CC=CC=C1 Chemical class [C]1=CC=CC=C1 CIUQDSCDWFSTQR-UHFFFAOYSA-N 0.000 claims 1
- 150000005840 aryl radicals Chemical class 0.000 claims 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims 1
- 125000001301 ethoxy group Chemical group [H]C([H])([H])C([H])([H])O* 0.000 claims 1
- 125000004430 oxygen atom Chemical group O* 0.000 claims 1
- 150000003254 radicals Chemical class 0.000 claims 1
- 125000004434 sulfur atom Chemical group 0.000 claims 1
- XHXFXVLFKHQFAL-UHFFFAOYSA-N phosphoryl trichloride Chemical compound ClP(Cl)(Cl)=O XHXFXVLFKHQFAL-UHFFFAOYSA-N 0.000 abstract description 16
- 125000000217 alkyl group Chemical group 0.000 abstract description 12
- 125000002098 pyridazinyl group Chemical group 0.000 abstract description 3
- 125000000714 pyrimidinyl group Chemical group 0.000 abstract description 3
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 abstract description 2
- 229910052760 oxygen Inorganic materials 0.000 abstract description 2
- 125000004193 piperazinyl group Chemical group 0.000 abstract description 2
- 229920000137 polyphosphoric acid Polymers 0.000 abstract description 2
- 238000003786 synthesis reaction Methods 0.000 abstract description 2
- 125000006569 (C5-C6) heterocyclic group Chemical group 0.000 abstract 1
- 229910019213 POCl3 Inorganic materials 0.000 abstract 1
- 229910018162 SeO2 Inorganic materials 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 239000002253 acid Substances 0.000 description 23
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 21
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 18
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 17
- 125000004494 ethyl ester group Chemical group 0.000 description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 16
- 239000000155 melt Substances 0.000 description 15
- 239000000203 mixture Substances 0.000 description 12
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 12
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 12
- 125000002941 2-furyl group Chemical group O1C([*])=C([H])C([H])=C1[H] 0.000 description 11
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 10
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 9
- 238000007363 ring formation reaction Methods 0.000 description 9
- 125000006701 (C1-C7) alkyl group Chemical group 0.000 description 8
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 8
- 239000002244 precipitate Substances 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- 238000001816 cooling Methods 0.000 description 7
- 238000001953 recrystallisation Methods 0.000 description 7
- 239000002904 solvent Substances 0.000 description 7
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Substances ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 description 7
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- USIUVYZYUHIAEV-UHFFFAOYSA-N diphenyl ether Chemical compound C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 description 6
- 229910000027 potassium carbonate Inorganic materials 0.000 description 6
- 238000010992 reflux Methods 0.000 description 6
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 5
- HQABUPZFAYXKJW-UHFFFAOYSA-N butan-1-amine Chemical compound CCCCN HQABUPZFAYXKJW-UHFFFAOYSA-N 0.000 description 5
- IYXGSMUGOJNHAZ-UHFFFAOYSA-N Ethyl malonate Chemical compound CCOC(=O)CC(=O)OCC IYXGSMUGOJNHAZ-UHFFFAOYSA-N 0.000 description 4
- XBLVHTDFJBKJLG-UHFFFAOYSA-N Ethyl nicotinate Chemical compound CCOC(=O)C1=CC=CN=C1 XBLVHTDFJBKJLG-UHFFFAOYSA-N 0.000 description 4
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 4
- 125000002252 acyl group Chemical group 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 125000001309 chloro group Chemical group Cl* 0.000 description 4
- 238000004821 distillation Methods 0.000 description 4
- 150000002148 esters Chemical class 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 125000000325 methylidene group Chemical group [H]C([H])=* 0.000 description 4
- 239000003960 organic solvent Substances 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- GVLRTOYGRNLSDW-UHFFFAOYSA-N 1h-pyrazolo[3,4-b]pyridine Chemical group C1=CC=C2C=NNC2=N1 GVLRTOYGRNLSDW-UHFFFAOYSA-N 0.000 description 3
- MLVPOBOYTLCKSS-UHFFFAOYSA-N 5-benzoyl-1-(furan-2-yl)-3-methyl-7H-pyrazolo[3,4-b]pyridin-4-one Chemical compound C(C1=CC=CC=C1)(=O)C=1C(=C2C(=NC=1)N(N=C2C)C=1OC=CC=1)O MLVPOBOYTLCKSS-UHFFFAOYSA-N 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- PVNIIMVLHYAWGP-UHFFFAOYSA-N Niacin Chemical compound OC(=O)C1=CC=CN=C1 PVNIIMVLHYAWGP-UHFFFAOYSA-N 0.000 description 3
- LTMHNWPUDSTBKD-UHFFFAOYSA-N diethyl 2-(ethoxymethylidene)propanedioate Chemical compound CCOC=C(C(=O)OCC)C(=O)OCC LTMHNWPUDSTBKD-UHFFFAOYSA-N 0.000 description 3
- SBZXBUIDTXKZTM-UHFFFAOYSA-N diglyme Chemical compound COCCOCCOC SBZXBUIDTXKZTM-UHFFFAOYSA-N 0.000 description 3
- HVTICUPFWKNHNG-UHFFFAOYSA-N iodoethane Chemical compound CCI HVTICUPFWKNHNG-UHFFFAOYSA-N 0.000 description 3
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 3
- 150000007522 mineralic acids Chemical class 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- NLKNQRATVPKPDG-UHFFFAOYSA-M potassium iodide Chemical compound [K+].[I-] NLKNQRATVPKPDG-UHFFFAOYSA-M 0.000 description 3
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 3
- 150000003335 secondary amines Chemical class 0.000 description 3
- JVVRJMXHNUAPHW-UHFFFAOYSA-N 1h-pyrazol-5-amine Chemical compound NC=1C=CNN=1 JVVRJMXHNUAPHW-UHFFFAOYSA-N 0.000 description 2
- DRCBQOFOFJGWGA-UHFFFAOYSA-N 1h-pyrazolo[3,4-b]pyridine-5-carboxylic acid Chemical compound OC(=O)C1=CN=C2NN=CC2=C1 DRCBQOFOFJGWGA-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 2
- 241000243251 Hydra Species 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 2
- FTIWPDXHZYSCDP-UHFFFAOYSA-N [4-ethoxy-1-(furan-2-yl)-3-methylpyrazolo[3,4-b]pyridin-5-yl]-phenylmethanone Chemical compound N1=C(C)C=2C(OCC)=C(C(=O)C=3C=CC=CC=3)C=NC=2N1C1=CC=CO1 FTIWPDXHZYSCDP-UHFFFAOYSA-N 0.000 description 2
- 150000001299 aldehydes Chemical class 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- 150000001340 alkali metals Chemical class 0.000 description 2
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 2
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 2
- GAUPOCNEFDQKOF-UHFFFAOYSA-N ethyl 4-oxo-1,2-dihydropyrazolo[3,4-b]pyridine-5-carboxylate Chemical compound CCOC(=O)C1=CN=C2NN=CC2=C1O GAUPOCNEFDQKOF-UHFFFAOYSA-N 0.000 description 2
- PPICRGNEMQBJLY-UHFFFAOYSA-N ethyl 4-oxo-1-(pyridin-4-ylmethyl)-7H-pyrazolo[3,4-b]pyridine-5-carboxylate Chemical compound N1=CC2=C(O)C(C(=O)OCC)=CN=C2N1CC1=CC=NC=C1 PPICRGNEMQBJLY-UHFFFAOYSA-N 0.000 description 2
- 125000000717 hydrazino group Chemical group [H]N([*])N([H])[H] 0.000 description 2
- QRXWMOHMRWLFEY-UHFFFAOYSA-N isoniazide Chemical compound NNC(=O)C1=CC=NC=C1 QRXWMOHMRWLFEY-UHFFFAOYSA-N 0.000 description 2
- 150000002576 ketones Chemical class 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000007800 oxidant agent Substances 0.000 description 2
- 229910052700 potassium Inorganic materials 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- KMUONIBRACKNSN-UHFFFAOYSA-N potassium dichromate Chemical compound [K+].[K+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O KMUONIBRACKNSN-UHFFFAOYSA-N 0.000 description 2
- UUFCJXBBFXOXKY-UHFFFAOYSA-N (4-ethoxy-1h-pyrazolo[3,4-b]pyridin-5-yl)-phenylmethanone Chemical compound C1=NC=2NN=CC=2C(OCC)=C1C(=O)C1=CC=CC=C1 UUFCJXBBFXOXKY-UHFFFAOYSA-N 0.000 description 1
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- APXRHPDHORGIEB-UHFFFAOYSA-N 1H-pyrazolo[4,3-d]pyrimidine Chemical class N1=CN=C2C=NNC2=C1 APXRHPDHORGIEB-UHFFFAOYSA-N 0.000 description 1
- CZTODPMGIIIPHN-UHFFFAOYSA-N 2-(furan-2-ylmethyl)pyrazol-3-amine Chemical compound NC1=CC=NN1CC1=CC=CO1 CZTODPMGIIIPHN-UHFFFAOYSA-N 0.000 description 1
- LSXHCDYKHFLGAE-UHFFFAOYSA-N 2-(pyridin-4-ylmethyl)pyrazol-3-amine Chemical compound NC1=CC=NN1CC1=CC=NC=C1 LSXHCDYKHFLGAE-UHFFFAOYSA-N 0.000 description 1
- VGUWZCUCNQXGBU-UHFFFAOYSA-N 3-[(4-methylpiperazin-1-yl)methyl]-5-nitro-1h-indole Chemical compound C1CN(C)CCN1CC1=CNC2=CC=C([N+]([O-])=O)C=C12 VGUWZCUCNQXGBU-UHFFFAOYSA-N 0.000 description 1
- UFAQHNLITMPAEF-UHFFFAOYSA-N 4-(butylamino)-n,n-diethyl-1h-pyrazolo[3,4-b]pyridine-5-carboxamide Chemical compound CCCCNC1=C(C(=O)N(CC)CC)C=NC2=C1C=NN2 UFAQHNLITMPAEF-UHFFFAOYSA-N 0.000 description 1
- VTSKCFROIFGSPJ-UHFFFAOYSA-N 4h-pyrazolo[3,4-b]pyridine-5-carboxylic acid Chemical compound C1C(C(=O)O)=CN=C2N=NC=C21 VTSKCFROIFGSPJ-UHFFFAOYSA-N 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 208000019901 Anxiety disease Diseases 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-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
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 1
- 241000191967 Staphylococcus aureus Species 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 230000002152 alkylating effect Effects 0.000 description 1
- MDFFNEOEWAXZRQ-UHFFFAOYSA-N aminyl Chemical compound [NH2] MDFFNEOEWAXZRQ-UHFFFAOYSA-N 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- 125000005002 aryl methyl group Chemical group 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 125000003236 benzoyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C(*)=O 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 210000003169 central nervous system Anatomy 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000001944 continuous distillation Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 125000000753 cycloalkyl group Chemical group 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000003001 depressive effect Effects 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- BQHDXNZNSPVVKB-UHFFFAOYSA-N diethyl 2-methylidenepropanedioate Chemical compound CCOC(=O)C(=C)C(=O)OCC BQHDXNZNSPVVKB-UHFFFAOYSA-N 0.000 description 1
- 125000004177 diethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- HPNMFZURTQLUMO-UHFFFAOYSA-N diethylamine Chemical compound CCNCC HPNMFZURTQLUMO-UHFFFAOYSA-N 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 125000001033 ether group Chemical group 0.000 description 1
- SJISCYRKDZBGKS-UHFFFAOYSA-N ethyl 2-benzoyl-3-[[2-(furan-2-ylmethyl)pyrazol-3-yl]amino]prop-2-enoate Chemical compound C=1C=CC=CC=1C(=O)C(C(=O)OCC)=CNC1=CC=NN1CC1=CC=CO1 SJISCYRKDZBGKS-UHFFFAOYSA-N 0.000 description 1
- YAHUDNWHZFLCBN-UHFFFAOYSA-N ethyl 2-benzoyl-3-ethoxyprop-2-enoate Chemical compound CCOC=C(C(=O)OCC)C(=O)C1=CC=CC=C1 YAHUDNWHZFLCBN-UHFFFAOYSA-N 0.000 description 1
- UFEFSSMVJGFEEJ-UHFFFAOYSA-N ethyl 4-ethoxy-1h-pyrazolo[3,4-b]pyridine-5-carboxylate Chemical compound CCOC(=O)C1=CN=C2NN=CC2=C1OCC UFEFSSMVJGFEEJ-UHFFFAOYSA-N 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000004508 fractional distillation Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 150000007857 hydrazones Chemical class 0.000 description 1
- 150000002430 hydrocarbons Chemical group 0.000 description 1
- 125000002768 hydroxyalkyl group Chemical group 0.000 description 1
- 239000005457 ice water Substances 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 125000002950 monocyclic group Chemical group 0.000 description 1
- 125000001624 naphthyl group Chemical group 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 239000012286 potassium permanganate Substances 0.000 description 1
- 150000003141 primary amines Chemical class 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000003373 pyrazinyl group Chemical group 0.000 description 1
- 125000003226 pyrazolyl group Chemical group 0.000 description 1
- 125000004076 pyridyl group Chemical group 0.000 description 1
- 125000000168 pyrrolyl group Chemical group 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 229910052711 selenium Inorganic materials 0.000 description 1
- 239000011669 selenium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- SYXYWTXQFUUWLP-UHFFFAOYSA-N sodium;butan-1-olate Chemical compound [Na+].CCCC[O-] SYXYWTXQFUUWLP-UHFFFAOYSA-N 0.000 description 1
- 125000000475 sulfinyl group Chemical group [*:2]S([*:1])=O 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- LMBFAGIMSUYTBN-MPZNNTNKSA-N teixobactin Chemical compound C([C@H](C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CO)C(=O)N[C@H](CCC(N)=O)C(=O)N[C@H]([C@@H](C)CC)C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CO)C(=O)N[C@H]1C(N[C@@H](C)C(=O)N[C@@H](C[C@@H]2NC(=N)NC2)C(=O)N[C@H](C(=O)O[C@H]1C)[C@@H](C)CC)=O)NC)C1=CC=CC=C1 LMBFAGIMSUYTBN-MPZNNTNKSA-N 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 125000001544 thienyl group Chemical group 0.000 description 1
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
- C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
- C07D471/04—Ortho-condensed systems
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US20156971A | 1971-11-23 | 1971-11-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH553799A true CH553799A (fr) | 1974-09-13 |
Family
ID=22746355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1701772A CH553799A (fr) | 1971-11-23 | 1972-11-22 | Procede de preparation de pyrazolo(3,4-b)pyridines. |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS4857995A (enrdf_load_stackoverflow) |
| AR (1) | AR200117A1 (enrdf_load_stackoverflow) |
| CA (1) | CA1003419A (enrdf_load_stackoverflow) |
| CH (1) | CH553799A (enrdf_load_stackoverflow) |
| NL (1) | NL7215325A (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004056823A1 (en) | 2002-12-23 | 2004-07-08 | Glaxo Group Limited | PYRAZOLO[3,4-b]PYRIDINE COMPOUNDS, AND THEIR USE AS PHOSPHODIESTERASE INHIBITORS |
| US7709497B2 (en) | 2004-03-16 | 2010-05-04 | Glaxo Group Limited | Pyrazolo[3,4-b]pyridine compound, and its use as a PDE4 inhibitor |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3840546A (en) * | 1972-11-15 | 1974-10-08 | Squibb & Sons Inc | Amino derivatives of pyrazolopyridine carboxamides |
| EP1380296A1 (en) * | 2001-03-28 | 2004-01-14 | Takeda Chemical Industries, Ltd. | Hsp inductor |
| BRPI0519521A2 (pt) * | 2004-12-17 | 2009-02-10 | Hoffmann La Roche | derivados de tieno-piridina como aumentadores alostÉricos gaba-b |
| PE20091553A1 (es) | 2008-02-06 | 2009-10-30 | Glaxo Group Ltd | Farmacoforos duales - antagonistas muscarinicos de pde4 |
| PE20091552A1 (es) | 2008-02-06 | 2009-10-25 | Glaxo Group Ltd | Farmacoforos duales - antagonistas muscarinicos de pde4 |
| AR070563A1 (es) | 2008-02-06 | 2010-04-21 | Glaxo Group Ltd | Compuesto de un biciclo condensado pirazol-piridin-amina, composicion farmaceutica que lo comprende y su uso para preparar un medicamento util para el tratamiento de enfermedades respiratorias. |
-
1972
- 1972-10-24 CA CA154,705A patent/CA1003419A/en not_active Expired
- 1972-11-13 NL NL7215325A patent/NL7215325A/xx not_active Application Discontinuation
- 1972-11-15 AR AR24515172A patent/AR200117A1/es active
- 1972-11-22 CH CH1701772A patent/CH553799A/fr not_active IP Right Cessation
- 1972-11-24 JP JP11786972A patent/JPS4857995A/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004056823A1 (en) | 2002-12-23 | 2004-07-08 | Glaxo Group Limited | PYRAZOLO[3,4-b]PYRIDINE COMPOUNDS, AND THEIR USE AS PHOSPHODIESTERASE INHIBITORS |
| US7528148B2 (en) | 2002-12-23 | 2009-05-05 | Glaxo Group Limited | Pyrazolo[3,4-B]pyridine compounds, and their use as phosphodiesterase inhibitors |
| US7709497B2 (en) | 2004-03-16 | 2010-05-04 | Glaxo Group Limited | Pyrazolo[3,4-b]pyridine compound, and its use as a PDE4 inhibitor |
Also Published As
| Publication number | Publication date |
|---|---|
| CA1003419A (en) | 1977-01-11 |
| AR200117A1 (es) | 1974-10-24 |
| JPS4857995A (enrdf_load_stackoverflow) | 1973-08-14 |
| NL7215325A (enrdf_load_stackoverflow) | 1973-05-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |