JP2022511500A - Pde9a阻害活性を有する化合物及びその医薬用途 - Google Patents
Pde9a阻害活性を有する化合物及びその医薬用途 Download PDFInfo
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- JP2022511500A JP2022511500A JP2021531826A JP2021531826A JP2022511500A JP 2022511500 A JP2022511500 A JP 2022511500A JP 2021531826 A JP2021531826 A JP 2021531826A JP 2021531826 A JP2021531826 A JP 2021531826A JP 2022511500 A JP2022511500 A JP 2022511500A
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- Prior art keywords
- oxazole
- pyrazolo
- dihydro
- thio
- pyrimidine
- Prior art date
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- 150000001875 compounds Chemical class 0.000 title claims abstract description 269
- 101001117259 Homo sapiens High affinity cGMP-specific 3',5'-cyclic phosphodiesterase 9A Proteins 0.000 title claims abstract description 33
- 102100024227 High affinity cGMP-specific 3',5'-cyclic phosphodiesterase 9A Human genes 0.000 title claims abstract description 32
- 230000002401 inhibitory effect Effects 0.000 title abstract description 8
- 239000000203 mixture Substances 0.000 claims abstract description 227
- 239000000126 substance Substances 0.000 claims abstract description 95
- 150000003839 salts Chemical class 0.000 claims abstract description 35
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 claims abstract description 19
- 201000010099 disease Diseases 0.000 claims abstract description 18
- -1 tetrahydro-2H-pyran-4-yl Chemical group 0.000 claims description 118
- DNCYBUMDUBHIJZ-UHFFFAOYSA-N 1h-pyrimidin-6-one Chemical compound O=C1C=CN=CN1 DNCYBUMDUBHIJZ-UHFFFAOYSA-N 0.000 claims description 31
- 229910052736 halogen Inorganic materials 0.000 claims description 27
- 125000000446 sulfanediyl group Chemical group *S* 0.000 claims description 25
- 150000002367 halogens Chemical class 0.000 claims description 20
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 12
- 239000008194 pharmaceutical composition Substances 0.000 claims description 10
- 125000000217 alkyl group Chemical group 0.000 claims description 8
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 8
- 125000005843 halogen group Chemical group 0.000 claims description 8
- 206010019280 Heart failures Diseases 0.000 claims description 5
- 239000004480 active ingredient Substances 0.000 claims description 5
- 125000000592 heterocycloalkyl group Chemical group 0.000 claims description 5
- 208000020016 psychiatric disease Diseases 0.000 claims description 5
- 208000024827 Alzheimer disease Diseases 0.000 claims description 4
- 208000012902 Nervous system disease Diseases 0.000 claims description 4
- 125000003545 alkoxy group Chemical group 0.000 claims description 4
- 239000003937 drug carrier Substances 0.000 claims description 4
- 208000009829 Lewy Body Disease Diseases 0.000 claims description 3
- 201000002832 Lewy body dementia Diseases 0.000 claims description 3
- 230000000926 neurological effect Effects 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 229910052717 sulfur Inorganic materials 0.000 claims description 3
- 208000011580 syndromic disease Diseases 0.000 claims description 3
- 230000002861 ventricular Effects 0.000 claims description 3
- SPDPESCCGDKCOB-UHFFFAOYSA-N 1-cyclohexyl-6-[(6-methyl-1,3-benzoxazol-2-yl)methylsulfanyl]-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound CC1=CC2=C(C=C1)N=C(O2)CSC3=NC4=C(C=NN4C5CCCCC5)C(=O)N3 SPDPESCCGDKCOB-UHFFFAOYSA-N 0.000 claims description 2
- NPRNYCFSASNXLM-UHFFFAOYSA-N 1-cyclopropyl-6-[(6-methyl-1,3-benzoxazol-2-yl)methylsulfanyl]-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound CC1=CC2=C(C=C1)N=C(O2)CSC3=NC4=C(C=NN4C5CC5)C(=O)N3 NPRNYCFSASNXLM-UHFFFAOYSA-N 0.000 claims description 2
- HEZSOHZGGVTWMU-UHFFFAOYSA-N 1-phenyl-6-[(5-phenyl-1,3-benzoxazol-2-yl)methylsulfanyl]-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound C1=CC=C(C=C1)C2=CC3=C(C=C2)OC(=N3)CSC4=NC5=C(C=NN5C6=CC=CC=C6)C(=O)N4 HEZSOHZGGVTWMU-UHFFFAOYSA-N 0.000 claims description 2
- IIHOSZXUQPHIOV-UHFFFAOYSA-N 6-(1,3-benzoxazol-2-ylmethylsulfanyl)-1-(4,4-difluorocyclohexyl)-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound C1CC(CCC1N2C3=C(C=N2)C(=O)NC(=N3)SCC4=NC5=CC=CC=C5O4)(F)F IIHOSZXUQPHIOV-UHFFFAOYSA-N 0.000 claims description 2
- ILLXHDQZVWCDCY-UHFFFAOYSA-N 6-(1,3-benzoxazol-2-ylmethylsulfanyl)-1-cyclohexyl-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound C1CCC(CC1)N2C3=C(C=N2)C(=O)NC(=N3)SCC4=NC5=CC=CC=C5O4 ILLXHDQZVWCDCY-UHFFFAOYSA-N 0.000 claims description 2
- CMDSQIWBGRSSRY-UHFFFAOYSA-N 6-(1,3-benzoxazol-2-ylmethylsulfanyl)-1-cyclopropyl-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound C1CC1N2C3=C(C=N2)C(=O)NC(=N3)SCC4=NC5=CC=CC=C5O4 CMDSQIWBGRSSRY-UHFFFAOYSA-N 0.000 claims description 2
- YHCPPDFAYBFKNM-UHFFFAOYSA-N 6-(1,3-benzoxazol-2-ylmethylsulfanyl)-1-propan-2-yl-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound CC(C)N1C2=C(C=N1)C(=O)NC(=N2)SCC3=NC4=CC=CC=C4O3 YHCPPDFAYBFKNM-UHFFFAOYSA-N 0.000 claims description 2
- MOWJEQCEYYCDQB-UHFFFAOYSA-N 6-[(4-nitro-1,3-benzoxazol-2-yl)methylsulfanyl]-1-phenyl-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound C1=CC=C(C=C1)N2C3=C(C=N2)C(=O)NC(=N3)SCC4=NC5=C(C=CC=C5O4)[N+](=O)[O-] MOWJEQCEYYCDQB-UHFFFAOYSA-N 0.000 claims description 2
- WCVHBWVTUQYZAJ-UHFFFAOYSA-N 6-[(5-bromo-1,3-benzoxazol-2-yl)methylsulfanyl]-1-phenyl-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound C1=CC=C(C=C1)N2C3=C(C=N2)C(=O)NC(=N3)SCC4=NC5=C(O4)C=CC(=C5)Br WCVHBWVTUQYZAJ-UHFFFAOYSA-N 0.000 claims description 2
- DWPLCVYRFLGURZ-UHFFFAOYSA-N 6-[(5-chloro-1,3-benzoxazol-2-yl)methylsulfanyl]-1-phenyl-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound C1=CC=C(C=C1)N2C3=C(C=N2)C(=O)NC(=N3)SCC4=NC5=C(O4)C=CC(=C5)Cl DWPLCVYRFLGURZ-UHFFFAOYSA-N 0.000 claims description 2
- XYBPPNOQIZUFAE-UHFFFAOYSA-N 6-[(5-fluoro-1,3-benzoxazol-2-yl)methylsulfanyl]-1-phenyl-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound C1=CC=C(C=C1)N2C3=C(C=N2)C(=O)NC(=N3)SCC4=NC5=C(O4)C=CC(=C5)F XYBPPNOQIZUFAE-UHFFFAOYSA-N 0.000 claims description 2
- PCASBEJQZMTXEV-UHFFFAOYSA-N 6-[(5-methoxy-1,3-benzoxazol-2-yl)methylsulfanyl]-1-phenyl-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound COC1=CC2=C(C=C1)OC(=N2)CSC3=NC4=C(C=NN4C5=CC=CC=C5)C(=O)N3 PCASBEJQZMTXEV-UHFFFAOYSA-N 0.000 claims description 2
- OVRSBIRVOGQPFK-UHFFFAOYSA-N 6-[(5-methyl-1,3-benzoxazol-2-yl)methylsulfanyl]-1-phenyl-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound CC1=CC2=C(C=C1)OC(=N2)CSC3=NC4=C(C=NN4C5=CC=CC=C5)C(=O)N3 OVRSBIRVOGQPFK-UHFFFAOYSA-N 0.000 claims description 2
- QBYZGMPTUHKQQQ-UHFFFAOYSA-N 6-[(5-nitro-1,3-benzoxazol-2-yl)methylsulfanyl]-1-phenyl-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound C1=CC=C(C=C1)N2C3=C(C=N2)C(=O)NC(=N3)SCC4=NC5=C(O4)C=CC(=C5)[N+](=O)[O-] QBYZGMPTUHKQQQ-UHFFFAOYSA-N 0.000 claims description 2
- XAJQRUBSCBPQRR-UHFFFAOYSA-N 6-[(6-methoxy-1,3-benzoxazol-2-yl)methylsulfanyl]-1-phenyl-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound COC1=CC2=C(C=C1)N=C(O2)CSC3=NC4=C(C=NN4C5=CC=CC=C5)C(=O)N3 XAJQRUBSCBPQRR-UHFFFAOYSA-N 0.000 claims description 2
- ZETRSPKVOSPLII-UHFFFAOYSA-N 6-[(6-methyl-1,3-benzoxazol-2-yl)methylsulfanyl]-1-phenyl-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound CC1=CC2=C(C=C1)N=C(O2)CSC3=NC4=C(C=NN4C5=CC=CC=C5)C(=O)N3 ZETRSPKVOSPLII-UHFFFAOYSA-N 0.000 claims description 2
- MIEGUAZAUIRCFZ-UHFFFAOYSA-N 6-[(6-methyl-1,3-benzoxazol-2-yl)methylsulfanyl]-1-propan-2-yl-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound CC1=CC2=C(C=C1)N=C(O2)CSC3=NC4=C(C=NN4C(C)C)C(=O)N3 MIEGUAZAUIRCFZ-UHFFFAOYSA-N 0.000 claims description 2
- NCLIJIOOPBPTDE-UHFFFAOYSA-N 6-[(6-nitro-1,3-benzoxazol-2-yl)methylsulfanyl]-1-phenyl-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound C1=CC=C(C=C1)N2C3=C(C=N2)C(=O)NC(=N3)SCC4=NC5=C(O4)C=C(C=C5)[N+](=O)[O-] NCLIJIOOPBPTDE-UHFFFAOYSA-N 0.000 claims description 2
- CWBWKIFSFASVLN-UHFFFAOYSA-N 6-[1-(1,3-benzoxazol-2-yl)ethylsulfanyl]-1-phenyl-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound CC(C1=NC2=CC=CC=C2O1)SC3=NC4=C(C=NN4C5=CC=CC=C5)C(=O)N3 CWBWKIFSFASVLN-UHFFFAOYSA-N 0.000 claims description 2
- 208000023105 Huntington disease Diseases 0.000 claims description 2
- 208000025966 Neurological disease Diseases 0.000 claims description 2
- QIMPKPHZENWLQU-UHFFFAOYSA-N O=c1[nH]c(SCc2nc3ccccc3o2)nc2n(ncc12)-c1ccccc1 Chemical compound O=c1[nH]c(SCc2nc3ccccc3o2)nc2n(ncc12)-c1ccccc1 QIMPKPHZENWLQU-UHFFFAOYSA-N 0.000 claims description 2
- 125000005842 heteroatom Chemical group 0.000 claims description 2
- 208000007056 sickle cell anemia Diseases 0.000 claims description 2
- QFLSMCKECTUCQT-UHFFFAOYSA-N 1-(4,4-difluorocyclohexyl)-6-[(4-methyl-1,3-benzoxazol-2-yl)methylsulfanyl]-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound CC1=C2C(=CC=C1)OC(=N2)CSC3=NC4=C(C=NN4C5CCC(CC5)(F)F)C(=O)N3 QFLSMCKECTUCQT-UHFFFAOYSA-N 0.000 claims 1
- KDQSADSLASOSTE-UHFFFAOYSA-N 1-(4,4-difluorocyclohexyl)-6-[(4-nitro-1,3-benzoxazol-2-yl)methylsulfanyl]-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound C1CC(CCC1N2C3=C(C=N2)C(=O)NC(=N3)SCC4=NC5=C(C=CC=C5O4)[N+](=O)[O-])(F)F KDQSADSLASOSTE-UHFFFAOYSA-N 0.000 claims 1
- JIPUNGLMUDSPQW-UHFFFAOYSA-N 1-(4,4-difluorocyclohexyl)-6-[(5,7-dimethyl-1,3-benzoxazol-2-yl)methylsulfanyl]-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound CC1=CC(=C2C(=C1)N=C(O2)CSC3=NC4=C(C=NN4C5CCC(CC5)(F)F)C(=O)N3)C JIPUNGLMUDSPQW-UHFFFAOYSA-N 0.000 claims 1
- GLTHCSMMPUIWAT-UHFFFAOYSA-N 1-(4,4-difluorocyclohexyl)-6-[(5-methoxy-1,3-benzoxazol-2-yl)methylsulfanyl]-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound COC1=CC2=C(C=C1)OC(=N2)CSC3=NC4=C(C=NN4C5CCC(CC5)(F)F)C(=O)N3 GLTHCSMMPUIWAT-UHFFFAOYSA-N 0.000 claims 1
- XBWNQJXJYMKNAW-UHFFFAOYSA-N 1-(4,4-difluorocyclohexyl)-6-[(5-nitro-1,3-benzoxazol-2-yl)methylsulfanyl]-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound C1CC(CCC1N2C3=C(C=N2)C(=O)NC(=N3)SCC4=NC5=C(O4)C=CC(=C5)[N+](=O)[O-])(F)F XBWNQJXJYMKNAW-UHFFFAOYSA-N 0.000 claims 1
- SNLBWJIRUWBRGT-UHFFFAOYSA-N 1-(4,4-difluorocyclohexyl)-6-[(6-methoxy-1,3-benzoxazol-2-yl)methylsulfanyl]-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound COC1=CC2=C(C=C1)N=C(O2)CSC3=NC4=C(C=NN4C5CCC(CC5)(F)F)C(=O)N3 SNLBWJIRUWBRGT-UHFFFAOYSA-N 0.000 claims 1
- WLUZQHYWQXSYKA-UHFFFAOYSA-N 1-(4,4-difluorocyclohexyl)-6-[(6-methyl-1,3-benzoxazol-2-yl)methylsulfanyl]-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound CC1=CC2=C(C=C1)N=C(O2)CSC3=NC4=C(C=NN4C5CCC(CC5)(F)F)C(=O)N3 WLUZQHYWQXSYKA-UHFFFAOYSA-N 0.000 claims 1
- HPHOMYPAUZKAMZ-UHFFFAOYSA-N 1-(4,4-difluorocyclohexyl)-6-[(6-nitro-1,3-benzoxazol-2-yl)methylsulfanyl]-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound C1CC(CCC1N2C3=C(C=N2)C(=O)NC(=N3)SCC4=NC5=C(O4)C=C(C=C5)[N+](=O)[O-])(F)F HPHOMYPAUZKAMZ-UHFFFAOYSA-N 0.000 claims 1
- URLZIOSGYRNPPY-UHFFFAOYSA-N 1-(4,4-difluorocyclohexyl)-6-[1-(6-methyl-1,3-benzoxazol-2-yl)ethylsulfanyl]-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound CC1=CC2=C(C=C1)N=C(O2)C(C)SC3=NC4=C(C=NN4C5CCC(CC5)(F)F)C(=O)N3 URLZIOSGYRNPPY-UHFFFAOYSA-N 0.000 claims 1
- SCYLQDXEIBUKMP-UHFFFAOYSA-N 1-(4,4-difluorocyclohexyl)-6-[[5-(trifluoromethyl)-1,3-benzoxazol-2-yl]methylsulfanyl]-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound C1CC(CCC1N2C3=C(C=N2)C(=O)NC(=N3)SCC4=NC5=C(O4)C=CC(=C5)C(F)(F)F)(F)F SCYLQDXEIBUKMP-UHFFFAOYSA-N 0.000 claims 1
- FDSXCDSOIPRGLH-UHFFFAOYSA-N 1-phenyl-6-[[5-(trifluoromethyl)-1,3-benzoxazol-2-yl]methylsulfanyl]-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound C1=CC=C(C=C1)N2C3=C(C=N2)C(=O)NC(=N3)SCC4=NC5=C(O4)C=CC(=C5)C(F)(F)F FDSXCDSOIPRGLH-UHFFFAOYSA-N 0.000 claims 1
- SCVJRXQHFJXZFZ-KVQBGUIXSA-N 2-amino-9-[(2r,4s,5r)-4-hydroxy-5-(hydroxymethyl)oxolan-2-yl]-3h-purine-6-thione Chemical compound C1=2NC(N)=NC(=S)C=2N=CN1[C@H]1C[C@H](O)[C@@H](CO)O1 SCVJRXQHFJXZFZ-KVQBGUIXSA-N 0.000 claims 1
- TYDKXASKNKDLKQ-UHFFFAOYSA-N 6-(1,3-benzoxazol-2-ylmethylsulfanyl)-1-(oxan-4-yl)-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound C1COCCC1N2C3=C(C=N2)C(=O)NC(=N3)SCC4=NC5=CC=CC=C5O4 TYDKXASKNKDLKQ-UHFFFAOYSA-N 0.000 claims 1
- RQDHZACAYSKOMV-UHFFFAOYSA-N 6-(1,3-benzoxazol-2-ylmethylsulfanyl)-1-(thian-4-yl)-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound C1CSCCC1N2C3=C(C=N2)C(=O)NC(=N3)SCC4=NC5=CC=CC=C5O4 RQDHZACAYSKOMV-UHFFFAOYSA-N 0.000 claims 1
- BXAJQNLNYWSCDD-UHFFFAOYSA-N 6-[(4-methyl-1,3-benzoxazol-2-yl)methylsulfanyl]-1-(oxan-4-yl)-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound CC1=C2C(=CC=C1)OC(=N2)CSC3=NC4=C(C=NN4C5CCOCC5)C(=O)N3 BXAJQNLNYWSCDD-UHFFFAOYSA-N 0.000 claims 1
- JQGAXBYRPPYYHQ-UHFFFAOYSA-N 6-[(4-nitro-1,3-benzoxazol-2-yl)methylsulfanyl]-1-(oxan-4-yl)-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound C1COCCC1N2C3=C(C=N2)C(=O)NC(=N3)SCC4=NC5=C(C=CC=C5O4)[N+](=O)[O-] JQGAXBYRPPYYHQ-UHFFFAOYSA-N 0.000 claims 1
- UHDKDGQYGCOZBZ-UHFFFAOYSA-N 6-[(5,6-dinitro-1,3-benzoxazol-2-yl)methylsulfanyl]-1-phenyl-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound C1=CC=C(C=C1)N2C3=C(C=N2)C(=O)NC(=N3)SCC4=NC5=CC(=C(C=C5O4)[N+](=O)[O-])[N+](=O)[O-] UHDKDGQYGCOZBZ-UHFFFAOYSA-N 0.000 claims 1
- CQSPTXJHVBRSMB-UHFFFAOYSA-N 6-[(5,7-dichloro-1,3-benzoxazol-2-yl)methylsulfanyl]-1-(4,4-difluorocyclohexyl)-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound C1CC(CCC1N2C3=C(C=N2)C(=O)NC(=N3)SCC4=NC5=C(O4)C(=CC(=C5)Cl)Cl)(F)F CQSPTXJHVBRSMB-UHFFFAOYSA-N 0.000 claims 1
- CUKXERIMFIYIPH-UHFFFAOYSA-N 6-[(5,7-dichloro-1,3-benzoxazol-2-yl)methylsulfanyl]-1-(oxan-4-yl)-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound C1COCCC1N2C3=C(C=N2)C(=O)NC(=N3)SCC4=NC5=C(O4)C(=CC(=C5)Cl)Cl CUKXERIMFIYIPH-UHFFFAOYSA-N 0.000 claims 1
- YKTUGIHOLSRQMR-UHFFFAOYSA-N 6-[(5,7-dichloro-1,3-benzoxazol-2-yl)methylsulfanyl]-1-phenyl-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound C1=CC=C(C=C1)N2C3=C(C=N2)C(=O)NC(=N3)SCC4=NC5=C(O4)C(=CC(=C5)Cl)Cl YKTUGIHOLSRQMR-UHFFFAOYSA-N 0.000 claims 1
- XHOMKRZZEGPGFF-UHFFFAOYSA-N 6-[(5,7-dimethyl-1,3-benzoxazol-2-yl)methylsulfanyl]-1-(oxan-4-yl)-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound CC1=CC(=C2C(=C1)N=C(O2)CSC3=NC4=C(C=NN4C5CCOCC5)C(=O)N3)C XHOMKRZZEGPGFF-UHFFFAOYSA-N 0.000 claims 1
- QDDVHIGNKIDMAP-UHFFFAOYSA-N 6-[(5,7-dimethyl-1,3-benzoxazol-2-yl)methylsulfanyl]-1-phenyl-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound CC1=CC(=C2C(=C1)N=C(O2)CSC3=NC4=C(C=NN4C5=CC=CC=C5)C(=O)N3)C QDDVHIGNKIDMAP-UHFFFAOYSA-N 0.000 claims 1
- MWAPSJCUJOQQMJ-UHFFFAOYSA-N 6-[(5-chloro-6-nitro-1,3-benzoxazol-2-yl)methylsulfanyl]-1-(4,4-difluorocyclohexyl)-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound C1CC(CCC1N2C3=C(C=N2)C(=O)NC(=N3)SCC4=NC5=CC(=C(C=C5O4)[N+](=O)[O-])Cl)(F)F MWAPSJCUJOQQMJ-UHFFFAOYSA-N 0.000 claims 1
- JERJGBOYPTVIFI-UHFFFAOYSA-N 6-[(5-chloro-6-nitro-1,3-benzoxazol-2-yl)methylsulfanyl]-1-(oxan-4-yl)-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound C1COCCC1N2C3=C(C=N2)C(=O)NC(=N3)SCC4=NC5=CC(=C(C=C5O4)[N+](=O)[O-])Cl JERJGBOYPTVIFI-UHFFFAOYSA-N 0.000 claims 1
- ICSWNCQCIZYYFG-UHFFFAOYSA-N 6-[(5-nitro-1,3-benzoxazol-2-yl)methylsulfanyl]-1-(oxan-4-yl)-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound C1COCCC1N2C3=C(C=N2)C(=O)NC(=N3)SCC4=NC5=C(O4)C=CC(=C5)[N+](=O)[O-] ICSWNCQCIZYYFG-UHFFFAOYSA-N 0.000 claims 1
- MKYGIYFHVBEDIJ-UHFFFAOYSA-N 6-[(5-tert-butyl-1,3-benzoxazol-2-yl)methylsulfanyl]-1-(4,4-difluorocyclohexyl)-5H-pyrazolo[3,4-d]pyrimidin-4-one Chemical compound CC(C)(C)C1=CC2=C(C=C1)OC(=N2)CSC3=NC4=C(C=NN4C5CCC(CC5)(F)F)C(=O)N3 MKYGIYFHVBEDIJ-UHFFFAOYSA-N 0.000 claims 1
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/495—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
- A61K31/505—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim
- A61K31/519—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim ortho- or peri-condensed with heterocyclic rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
- C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
- C07D487/04—Ortho-condensed systems
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P7/00—Drugs for disorders of the blood or the extracellular fluid
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/14—Drugs for disorders of the nervous system for treating abnormal movements, e.g. chorea, dyskinesia
- A61P25/16—Anti-Parkinson drugs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/18—Antipsychotics, i.e. neuroleptics; Drugs for mania or schizophrenia
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/28—Drugs for disorders of the nervous system for treating neurodegenerative disorders of the central nervous system, e.g. nootropic agents, cognition enhancers, drugs for treating Alzheimer's disease or other forms of dementia
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P9/00—Drugs for disorders of the cardiovascular system
- A61P9/04—Inotropic agents, i.e. stimulants of cardiac contraction; Drugs for heart failure
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- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Neurosurgery (AREA)
- Neurology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biomedical Technology (AREA)
- Psychiatry (AREA)
- Hospice & Palliative Care (AREA)
- Cardiology (AREA)
- Psychology (AREA)
- Heart & Thoracic Surgery (AREA)
- Diabetes (AREA)
- Hematology (AREA)
- Epidemiology (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Abstract
Description
Aは、非置換または一つ以上のハロゲンが置換されたフェニル、非置換または一つ以上のハロゲンが置換されたC1-5の直鎖または側鎖アルキル、非置換または一つ以上のハロゲンが置換された3~6員のシクロアルキル、若しくは、非置換または一つ以上のハロゲンが置換された3~6員のヘテロシクロアルキルであり;
R1及びR2は、それぞれ独立して、-H、ハロゲン、-NO2、-CF3、非置換または一つ以上のハロゲンが置換されたフェニル、非置換または一つ以上のハロゲンが置換されたC1-5の直鎖または側鎖アルキル、非置換または一つ以上のハロゲンが置換されたC1-5の直鎖または側鎖アルコキシである。
化学式4で表される化合物と化学式5で表される化合物とを反応させて化学式1で表される化合物を収得する方法Bを提供する。
上記反応式1に示したように、化学式2で表される化合物と化学式3で表される化合物(方法A)、または、化学式4で表される化合物と化学式5で表される化合物(方法B)を塩基存在下でカップリング反応させて化学式1で表される化合物を製造することができる。
上記反応式1の出発物質である化学式2の化合物は、下記反応式2に示したように、化学式6で表される化合物を化学式7で表される化合物と反応させて化学式8で表される化合物を収得する段階(段階1)と、
前記段階1で収得した化学式8で表される化合物を反応させて化学式2で表される化合物を収得する段階(段階2)と、を含む製造方法で製造することができる。
上記反応式1の出発物質である化学式3の化合物は、下記反応式3に示したように、化学式9で表される化合物を反応させて化学式5で表される化合物を収得する段階(段階1)と、前記段階1で収得した化学式5で表される化合物を反応させて化学式10で表される化合物を収得する段階(段階2)と、前記段階2で収得した化学式10で表される化合物を反応させて化学式3で表される化合物を収得する段階(段階3)と、を含む製造方法で製造することができる。
上記反応式1の出発物質である化学式4の化合物は、下記反応式4に示したように、化学式11で表される化合物を化学式7で表される化合物と反応させて化学式12で表される化合物を収得する段階(段階1)と、前記段階1で収得した化学式12で表される化合物を反応させて化学式13で表される化合物を収得する段階(段階2)と、前記段階2で収得した化学式13で表される化合物を反応させて化学式4で表される化合物を収得する段階(段階3)と、を含む製造方法で製造することができる。
本発明の化合物は、口腔から投与され得、口腔は嚥下(swallowing)を含む概念である。経口投与によって本発明の化合物が胃腸管(gastrointestinal tract)に入るか、または、例えば、頬側(buccal)または舌下(sublingual)投与のように、口腔から血流へと直接吸収され得る。
本発明の化合物は、血流、筋肉、または内臓内に直接投与され得る。非経口投与のための好適な方法は、静脈内(intravenous)、筋肉内(intra-muscular)、皮下動脈内(subcutaneous intraarterial)、腹腔内(intraperitoneal)、髄腔内(intrathecal)、頭蓋内(intracranial)注射などを含む。非経口投与のための好適な装置は、(針及び針ない注射器を含む)注射器及び注入方法を含む。
本発明の化合物は、皮膚または経皮で局所的に投与され得る。この局所投与のための剤形は、ローション、溶液、クリーム、ジェル、ヒドロゲル、軟膏、フォーム、インプラント、パッチなどを含む。局所投与剤形のための薬学的に許容可能な担体は、水、アルコール、ミネラルオイル、グリセリン、ポリエチレングリコールなどを含むことができる。また、局所投与は、電気穿孔法(electroporation)、イオン導入法(iontophoresis)、音波泳動(phonophoresis)などによって行われ得る。
1H NMR (500 MHz, DMSO-d6) δ 9.65 (br s, 1H), 3.69 (t, J = 5.7 Hz, 2H), 3.60 (t, J = 5.7 Hz, 2H), 2.41 (t, J = 5.7 Hz, 2H), 2.27 (t, J = 5.7 Hz, 2H), 1.43 (s, 9H)
前記段階1で製造したtert-ブチル2-(テトラヒドロ-4H-ピラン-4-イリデン)ヒドラジン-1-カルボキシレート6.4g(29.95mmol)を80mlのTHFに溶解させ、トリアセトキシ水素化ホウ素ナトリウム12.7g(59.92mmol)を添加して常温で15時間撹拌した。反応が終結した後、30mlのエチルアセテートで抽出し、無機塩溶液30mlで洗浄した後、無水硫酸ナトリウム(Na2SO4)で乾燥して反応液を減圧濃縮した。反応濾液をカラムクロマトグラフィー(ヘキサン:エチルアセテート=1:2、v/v)で精製して目的化合物を92%の収率で6g(27.74mmol)収得した。
1H NMR (500 MHz, CDCl3)δ 6.24 (br s, 1H), 3.95-3.99 (m, 2H), 3.38-3.43 (m, 2H), 3.05-3.11 (m, 1H), 1.75-1.81 (m, 2H), 1.40-1.52 (m, 11H)
前記段階2で合成したtert-ブチル2-(テトラヒドロ-2H-ピラン-4-イル)ヒドラジン-1-カルボキシレート6g(27.74mmol)を60mlのメタノールに溶解させ、塩酸を添加して50℃で3時間撹拌した。反応が終結した後、反応液を減圧濃縮して目的化合物を94%の収率で4g(26.21mmol)収得した。
1H NMR (500 MHz, DMSO-d6) δ 8.57 (s, 1H), 4.96-5.03 (m, 1H), 3.98-4.02 (m, 2H), 3.56-3.61 (m, 2H), 2.10-2.19 (m, 2H), 1.90-1.95 (m, 2H)
前記段階4で製造した4,6-ジクロロ-1-(テトラヒドロ-2H-ピラン-4-イル)-1H-ピラゾロ[3,4-d]ピリミジン6.5g(23.80mmol)を50mlのTHFに溶解させ、2N水酸化ナトリウム25ml(47.60mmol)を添加して15時間還流撹拌した。反応が終結した後、6N塩酸で酸性化させ、析出された固体化合物を濾過して目的化合物を89%の収率で5.4g(21.20mmol)収得した。
1H NMR (500 MHz, DMSO-d6) δ 13.21 (br s, 1H), 8.11 (s, 1H), 4.75-4.81 (m, 1H), 3.95-3.99 (m, 2H), 3.51-3.56 (m, 2H), 2.05-2.12 (m, 2H), 1.81-1.86 (m, 2H)
1H NMR (500 MHz, DMSO-d6) δ 7.76-7.80 (m, 2H), 7.41-7.48 (m, 2H), 5.07 (s, 2H)
前記段階1で合成した2-(クロロメチル)ベンゾ[d]オキサゾール280mg(1.67mmol)を8mlのアセトンに溶解させ、チオ酢酸カリウム286mg(2.50mmol)を添加して60℃で1時間撹拌した。反応が終結した後、100mlのエチルアセテートで抽出し、無機塩溶液100mlで洗浄した後、無水硫酸ナトリウム(Na2SO4)で乾燥して反応液を減圧濃縮した。反応濾液をカラムクロマトグラフィー(ヘキサン:エチルアセテート=5:1、v/v)で精製して目的化合物を84%の収率で290mg(1.39mmol)収得した。
1H NMR (500 MHz, CDCl3) δ 7.68-7.73 (m, 1H), 7.49-7.54 (m, 1H), 7.30-7.37 (m, 2H), 4.41 (s, 2H), 2.45 (s, 3H)
前記段階1で合成したS-(ベンゾ[d]オキサゾール-2-イルメチル)エタンチオエート290mg(1.39mmol)を4mlのメタノールと水1mlとの混合溶媒に溶解させ、炭酸カリウム386mg(2.79mmol)を添加して常温で2時間撹拌した。反応が終結した後、30mlのエチルアセテートで抽出し、無機塩溶液20mlで洗浄した後、無水硫酸ナトリウム(Na2SO4)で乾燥して反応液を減圧濃縮して目的化合物を74%の収率で170mg(1.03mmol)収得した。
1H NMR (500 MHz, CDCl3) δ 7.70-7.73 (m, 1H), 7.49-7.55 (m, 1H), 7.32-7.39 (m, 2H), 4.17 (s, 1.3H), 3.99 (d, J = 8.3 Hz, 0.7H), 2.24 (t, J =8.3 Hz, 0.4H), 1.65 (s, 0.6H)
1H NMR (500 MHz, DMSO-d6) δ 12.65 (br s, 1H), 7.95 (s, 1H), 7.68-7.71 (m, 2H), 7.33-7.39 (m, 2H), 4.80 (s, 2H), 4.50-4.57 (m, 1H), 3.84-3.89 (m, 2H), 3.35-3.40 (m, 2H), 1.89-1.97 (m, 2H), 1.51-1.56 (m, 2H)
1H NMR (300 MHz, CD3OD) δ 8.35 (s, 1H), 8.17 (d, J =8.5 Hz, 2H), 7.59 (dd, J = 8.5, 7.6 Hz, 2H), 7.44 (dd, J= 7.6, 7.6 Hz, 1H)
前記段階1で製造した4,6-ジクロロ-1-フェニル-1H-ピラゾロ[3,4-d]ピリミジン1.9g(8.98mmol)を20mlのTHFに溶解させ、2N水酸化ナトリウム10ml(17.96mmol)を添加して15時間還流撹拌した。反応が終結した後、6N塩酸で酸性化させ、析出された固体化合物を濾過して目的化合物を99%の収率で2.2g(8.98mmol)収得した。
1H NMR (500 MHz, DMSO-d6) δ 13.47 (br s, 1H), 8.35 (s, 1H), 7.94 (d, J = 8.0 Hz, 2H), 7.58 (dd, J = 8.0, 7.4 Hz, 2H), 7.43 (dd, J= 7.4, 7.4 Hz, 1H)
1H NMR (500 MHz, DMSO-d6) δ 12.96 (br s, 1H), 8.22 (s, 1H), 7.93 (d, J = 7.8 Hz, 2H), 7.69 (dd, J = 8.8, 8.3 Hz, 2H), 7.45 (dd, J= 7.8, 7.5 Hz, 2H), 7.32-7.38 (m, 3H), 5.75 (s, 2H)
1H NMR (500 MHz, CDCl3)δ 7.54 (s, 1H), 7.45 (d, J =8.3 Hz, 1H), 7.22 (d, J = 8.3 Hz, 1H), 4.76 (s, 2H), 2.49 (s, 3H)
前記段階1で合成した2-(クロロメチル)-5-メチルベンゾ[d]オキサゾール220mg(1.21mmol)を6mlのアセトンに溶解させ、チオ酢酸カリウム208mg(1.82mmol)を添加して60℃で1時間撹拌した。反応が終結した後、100mlのエチルアセテートで抽出し、無機塩溶液100mlで洗浄した後、無水硫酸ナトリウム(Na2SO4)で乾燥して反応液を減圧濃縮した。反応濾液をカラムクロマトグラフィー(ヘキサン:エチルアセテート=5:1、v/v)で精製して目的化合物を93%の収率で250mg(1.13mmol)収得した。
1H NMR (500 MHz, CDCl3)δ 7.49 (s, 1H), 7.39 (d, J =8.3 Hz, 1H), 7.16 (d, J = 8.3 Hz, 1H), 4.40 (s, 2H), 2.47 (s, 3H), 2.45 (s, 3H)
前記段階2で合成したS-((-5-メチルベンゾ[d]オキサゾール-2-イル)メチル)エタンチオエート230mg(1.04mmol)を4mlのメタノールと水1mlとの混合溶媒に溶解させ、炭酸カリウム287mg(2.08mmol)を添加して常温で2時間撹拌した。反応が終結した後、100mlのエチルアセテートで抽出し、無機塩溶液100mlで洗浄した後、無水硫酸ナトリウム(Na2SO4)で乾燥して反応液を減圧濃縮した。反応濾液をカラムクロマトグラフィー(ヘキサン:エチルアセテート=5:1、v/v)で精製して目的化合物を91%の収率で170mg(0.95mmol)収得した。
1H NMR (500 MHz, CDCl3)δ 7.49 (s, 1H), 7.41 (d, J =8.3 Hz, 1H), 7.17 (d, J = 8.3 Hz, 1H), 3.96 (d, J = 8.4 Hz, 2H), 2.48 (s, 3H), 2.23 (t, J = 8.4 Hz, 1H)
1H NMR (500 MHz, DMSO-d6) δ 12.91 (br s, 1H), 7.94 (d, J =7.8 Hz, 2H), 7.56 (d, J = 8.5 Hz, 1H), 7.49 (s, 1H), 7.47 (dd, J = 7.8, 7.4 Hz, 2H), 7.36 (dd, J =7.4, 7.4 Hz, 1H), 7.18 (d, J = 8.5 Hz, 1H), 4.79 (s, 2H), 2.38 (s, 3H)
1H NMR (500 MHz, CDCl3)δ 7.52 (dd, J = 8.9, 4.8 Hz, 1H), 7.45 (dd, J =8.1, 2.5 Hz, 1H), 7.16 (ddd, J = 9.1, 8.9, 2.5 Hz, 1H), 4.76 (s, 2H)
前記段階1で合成した2-(クロロメチル)-5-フルオロベンゾ[d]オキサゾール180mg(0.97mmol)を6mlのアセトンに溶解させ、チオ酢酸カリウム166mg(1.45mmol)を添加して60℃で1時間撹拌した。反応が終結した後、100mlのエチルアセテートで抽出し、無機塩溶液100mlで洗浄した後、無水硫酸ナトリウム(Na2SO4)で乾燥して反応液を減圧濃縮した。反応濾液をカラムクロマトグラフィー(ヘキサン:エチルアセテート=5:1、v/v)で精製して目的化合物を96%の収率で210mg(0.93mmol)収得した。
1H NMR (500 MHz, CDCl3)δ 7.45 (dd, J = 8.8, 4.2 Hz, 1H), 7.39 (dd, J =8.3, 2.7 Hz, 1H), 7.09 (ddd, J = 9.0, 8.8, 2.7 Hz, 1H), 4.40 (s, 2H), 2.46 (s, 3H)
前記段階2で合成したS-((-5-フルオロベンゾ[d]オキサゾール-2-イル)メチル)エタンチオエート190mg(0.84mmol)を4mlのメタノールと水1mlとの混合溶媒に溶解させ、炭酸カリウム233mg(1.69mmol)を添加して常温で2時間撹拌した。反応が終結した後、20mlのエチルアセテートで抽出し、無機塩溶液20mlで洗浄した後、無水硫酸ナトリウム(Na2SO4)で乾燥して反応液を減圧濃縮した。反応濾液をカラムクロマトグラフィー(ヘキサン:エチルアセテート=5:1、v/v)で精製して目的化合物を75%の収率で115mg(0.63mmol)収得した。
1H NMR (500 MHz, CDCl3)δ 7.47 (dd, J = 8.8, 4.1 Hz, 1H), 7.40 (dd, J =9.2, 2.5 Hz, 1H), 7.10 (ddd, J = 9.2, 8.8, 2.5 Hz, 1H), 3.97 (d, J= 8.2 Hz, 2H), 2.25 (t, J = 8.2 Hz, 1H)
1H NMR (500 MHz, DMSO-d6) δ 12.91 (br s, 1H), 8.22 (s, 1H), 7.90 (d, J = 8.3 Hz, 2H), 7.72 (dd, J = 8.3, 4.7 Hz, 1H), 7.60 (dd, J= 9.2, 2.6 Hz, 1H), 7.46 (dd, J =8.3, 7.4 Hz, 2H), 7.36 (dd, J = 7.4, 7.4 Hz, 1H), 7.22 (ddd, J= 9.1, 8.3, 2.6 Hz, 1H), 4.82 (s, 2H)
1H NMR (500 MHz, CDCl3)δ 7.52 (dd, J = 8.9, 4.8 Hz, 1H), 7.45 (dd, J =8.1, 2.5 Hz, 1H), 7.16 (ddd, J = 9.1, 8.9, 2.5 Hz, 1H), 4.76 (s, 2H)
前記段階1で合成した2-(クロロメチル)-6-メチルベンゾ[d]オキサゾール600mg(3.30mmol)を10mlのアセトンに溶解させ、チオ酢酸カリウム566mg(4.96mmol)を添加して60℃で1時間撹拌した。反応が終結した後、100mlのエチルアセテートで抽出し、無機塩溶液100mlで洗浄した後、無水硫酸ナトリウム(Na2SO4)で乾燥して反応液を減圧濃縮した。反応濾液をカラムクロマトグラフィー(ヘキサン:エチルアセテート=5:1、v/v)で精製して目的化合物を94%の収率で690mg(3.12mmol)収得した。
1H NMR (500 MHz, CDCl3)δ 7.57 (d, J = 8.0 Hz, 1H), 7.31 (s, 1H), 7.15 (d, J =8.0 Hz, 1H), 4.39 (s, 2H), 2.48 (s, 3H), 2.44 (s, 3H)
前記段階2で合成したS-((-6-メチルベンゾ[d]オキサゾール-2-イル)メチル)エタンチオエート500mg(2.26mmol)を6mlのメタノールと水1mlとの混合溶媒に溶解させ、炭酸カリウム624mg(4.52mmol)を添加して常温で2時間撹拌した。反応が終結した後、50mlのエチルアセテートで抽出し、無機塩溶液50mlで洗浄した後、無水硫酸ナトリウム(Na2SO4)で乾燥して反応液を減圧濃縮した。反応濾液をカラムクロマトグラフィー(ヘキサン:エチルアセテート=5:1、v/v)で精製して目的化合物を91%の収率で370mg(2.06mmol)収得した。
1H NMR (500 MHz, CDCl3)δ 7.58 (d, J = 8.0 Hz, 1H), 7.33 (s, 1H), 7.17 (d, J =8.0 Hz, 1H), 3.96 (d, J = 8.3 Hz, 2H), 2.50 (s, 3H), 2.22 (t, J = 8.3 Hz, 1H)
1H NMR (500 MHz, DMSO-d6) δ 12.94 (br s, 1H), 8.23 (s, 1H), 7.94 (d, J = 7.8 Hz, 1H), 7.57 (d, J = 8.2 Hz, 1H), 7.45-7.49 (m, 3H), 7.37 (dd, J = 7.5, 7.5 Hz, 1H), 7.16 (d, J =8.2 Hz, 1H), 4.79 (s, 2H), 2.41 (s, 3H)
1H NMR (500 MHz, DMSO-d6) 10.81 (br s, 1H), 6.94-6.98 (m, 2H), 6.90 (d, J = 2.0 Hz, 1H), 4.59 (s, 2H)
前記段階1で合成した2-クロロ-N-(5-クロロ-2-ヒドロキシフェニル)アセトアミド200mg(0.91mmol)を5mlのフェノールに溶解させ、p-トルエンスルホン酸78mg(0.45mmol)を添加して3時間還流撹拌した。反応が終結した後、100mlのエチルアセテートで抽出し、無機塩溶液100mlで洗浄した後、無水硫酸ナトリウム(Na2SO4)で乾燥して反応液を減圧濃縮した。反応濾液をカラムクロマトグラフィー(ヘキサン:エチルアセテート=10:1、v/v)で精製して目的化合物を98%の収率で180mg(0.89mmol)収得した。
1H NMR (500 MHz, DMSO-d6) δ 7.93 (d, J = 2.0 Hz, 1H), 7.85 (d, J =8.6 Hz, 1H), 7.53 (dd, J = 8.6, 2.0 Hz, 1H), 5.09 (s, 2H)
前記段階2で合成した5-クロロ-2-(クロロメチル)ベンゾ[d]オキサゾール180mg(0.89mmol)を6mlのアセトンに溶解させ、チオ酢酸カリウム152mg(1.33mmol)を添加して60℃で1時間撹拌した。反応が終結した後、100mlのエチルアセテートで抽出し、無機塩溶液100mlで洗浄した後、無水硫酸ナトリウム(Na2SO4)で乾燥して反応液を減圧濃縮した。反応濾液をカラムクロマトグラフィー(ヘキサン:エチルアセテート=5:1、v/v)で精製して目的化合物を93%の収率で200mg(0.83mmol)収得した。
1H NMR (500 MHz, DMSO-d6) δ 7.84 (d, J = 1.9 Hz, 1H), 7.76 (d, J =8.5 Hz, 1H), 7.45 (dd, J = 8.5, 1.9 Hz, 1H), 4.47 (s, 2H), 2.43 (s, 3H)
前記段階3で合成したS-((5-クロロベンゾ[d]オキサゾール-2-イル)メチル)エタンチオエート200mg(0.83mmol)を5mlのメタノールと水1mlとの混合溶媒に溶解させ、炭酸カリウム229mg(1.66mmol)を添加して常温で2時間撹拌した。反応が終結した後、30mlのエチルアセテートで抽出し、無機塩溶液30mlで洗浄した後、無水硫酸ナトリウム(Na2SO4)で乾燥して反応液を減圧濃縮した。反応濾液をカラムクロマトグラフィー(ヘキサン:エチルアセテート=5:1、v/v)で精製して目的化合物を96%の収率で160mg(0.80mmol)収得した。
1H NMR (500 MHz, CDCl3)δ 7.70 (d, J = 2.0 Hz, 1H), 7.46 (d, J =8.4 Hz, 1H), 7.35 (dd, J = 8.4, 2.0 Hz, 1H), 3.97 (d, J= 8.2 Hz, 2H), 2.25 (t, J = 8.2 Hz, 1H)
1H NMR (500 MHz, DMSO-d6) δ 12.95 (br s, 1H), 8.23 (s, 1H), 7.91 (d, J = 8.3 Hz, 2H), 7.83 (d, J = 2.1 Hz, 1H), 7.75 (d, J = 8.6 Hz, 1H), 7.47 (dd, J = 8.3, 7.5 Hz, 2H), 7.42 (dd, J= 8.6, 2.1 Hz, 1H), 7.36 (dd, J =7.5, 7.5 Hz, 1H), 4.84 (s, 2H)
1H NMR (500 MHz, CDCl3)δ 8.37 (br s, 1H), 7.12 (dd, J =8.5, 2.3 Hz, 1H), 6.98 (d, J = 2.3 Hz, 1H), 6.89 (d, J = 8.5 Hz, 1H), 4.65 (s, 2H)
前記段階1で合成した2-クロロ-N-(5-ブロモ-2-ヒドロキシフェニル)アセトアミド600mg(2.27mmol)を8mlのフェノールに溶解させ、p-トルエンスルホン酸195mg(1.13mmol)を添加して3時間還流撹拌した。反応が終結した後、100mlのエチルアセテートで抽出し、無機塩溶液100mlで洗浄した後、無水硫酸ナトリウム(Na2SO4)で乾燥して反応液を減圧濃縮した。反応濾液をカラムクロマトグラフィー(ヘキサン:エチルアセテート=10:1、v/v)で精製して目的化合物を61%の収率で340mg(1.38mmol)収得した。
1H NMR (500 MHz, DMSO-d6) δ 8.06 (d, J= 2.0 Hz, 1H), 7.79 (d, J = 8.6 Hz, 1H), 7.65 (dd, J =8.6, 2.0 Hz, 1H), 5.09 (s, 2H)
前記段階2で合成した5-ブロモ-2-(クロロメチル)ベンゾ[d]オキサゾール320mg(1.30mmol)を6mlのアセトンに溶解させ、チオ酢酸カリウム222mg(1.95mmol)を添加して60℃で1時間撹拌した。反応が終結した後、100mlのエチルアセテートで抽出し、無機塩溶液100mlで洗浄した後、無水硫酸ナトリウム(Na2SO4)で乾燥して反応液を減圧濃縮した。反応濾液をカラムクロマトグラフィー(ヘキサン:エチルアセテート=5:1、v/v)で精製して目的化合物を97%の収率で360mg(1.26mmol)収得した。
1H NMR (500 MHz, DMSO-d6) δ 7.97 (d, J = 1.7 Hz, 1H), 7.72 (d, J =8.5 Hz, 1H), 7.57 (dd, J = 8.5, 1.7 Hz, 1H), 4.48 (s, 2H), 2.43 (s, 3H)
前記段階3で合成したS-((5-ブロロベンゾ[d]オキサゾール-2-イル)メチル)エタンチオエート350mg(1.22mmol)を5mlのメタノールと水1mlとの混合溶媒に溶解させ、炭酸カリウム338mg(2.45mmol)を添加して常温で2時間撹拌した。反応が終結した後、30mlのエチルアセテートで抽出し、無機塩溶液30mlで洗浄した後、無水硫酸ナトリウム(Na2SO4)で乾燥して反応液を減圧濃縮した。反応濾液をカラムクロマトグラフィー(ヘキサン:エチルアセテート=5:1、v/v)で精製して目的化合物を97%の収率で290mg(1.19mmol)収得した。
Rf=0.30(ヘキサン:エチルアセテート=5:1、v/v)
1H NMR (500 MHz, CDCl3)δ 7.85 (d, J = 1.9 Hz, 1H), 7.49 (dd, J =8.5, 1.9 Hz, 1H), 7.42 (d, J = 8.5 Hz, 1H), 3.97 (d, J = 8.3 Hz, 2H), 2.25 (t, J = 8.3 Hz, 1H)
1H NMR (500 MHz, DMSO-d6) δ 12.95 (br s, 1H), 8.23 (s, 1H), 7.96 (d, J = 1.9 Hz, 1H), 7.91 (d, J = 8.5 Hz, 2H), 7.70 (d, J = 8.5 Hz, 1H), 7.54 (dd, J = 8.5, 1.9 Hz, 1H), 7.47 (dd, J= 8.5, 7.2 Hz, 2H), 7.36 (dd, J =7.2, 7.2 Hz, 1H), 4.84 (s, 2H)
1H NMR (300 MHz, DMSO-d6) δ 9.72 (br s, 1H), 2.45 (t, J =6.4 Hz, 2H), 2.37 (t, J = 6.4 Hz, 2H), 1.99-2.12 (m, 4H), 1.43 (s, 9H)
前記段階1で合成したtert-ブチル2-(4,4-ジフルオロシクロヘキシリデン)ヒドラジン-1-カルボキシレート550mg(2.21mmol)を5mlのTHFに溶解させ、トリアセトキシ水素化ホウ素ナトリウム950mg(4.48mmol)を添加して常温で15時間撹拌した。反応が終結した後、30mlのエチルアセテートで抽出し、無機塩溶液30mlで洗浄した後、無水硫酸ナトリウム(Na2SO4)で乾燥して反応液を減圧濃縮した。反応濾液をカラムクロマトグラフィー(ヘキサン:エチルアセテート=3:1、v/v)で精製して目的化合物を84%の収率で465mg(1.86mmol)収得した。
1H NMR (300 MHz, DMSO-d6) δ 8.20 (br s, 1H), 4.38 (br s, 1H), 2.86-2.95 (m, 1H), 1.93-2.11 (m, 2H), 1.59-1.83 (m, 4H), 1.41-1.49 (m, 2H), 1.38 (s, 9H)
前記段階2で合成したtert-ブチル2-(4,4-ジフルオロシクロヘキシル)ヒドラジン-1-カルボキシレート465mg(1.86mmol)を5mlのメタノールに溶解させ、塩酸を添加して50℃で3時間撹拌した。反応が終結した後、反応液を減圧濃縮して目的化合物を96%の収率で335mg(1.79mmol)収得した。
1H NMR (300 MHz, DMSO-d6) δ 3.05-3.12 (m, 1H), 1.96-2.09 (m, 4H), 1.79-1.91 (m, 2H), 1.52-1.59 (m, 2H)
2,4,6-トリクロロピリミジン-5-カルバルデヒド340mg(1.61mmol)を5mlのエタノールに溶解させ、-78℃で前記段階3で合成した(4,4-ジフルオロシクロヘキシル)ヒドラジンヒドロゲンクロリド300mg(1.61mmol)及びN,N-ジイソプロピルエチルアミン0.86ml(4.82mmol)を添加して3時間撹拌した。反応が終結した後、20mlのエチルアセテートで抽出し、無機塩溶液20mlで洗浄した後、無水硫酸ナトリウム(Na2SO4)で乾燥して反応液を減圧濃縮した。反応濾液をカラムクロマトグラフィー(ヘキサン:エチルアセテート=10:1、v/v)で精製して目的化合物を73%の収率で360mg(1.17mmol)収得した。
1H NMR (500 MHz, DMSO-d6) δ 8.57 (s, 1H), 4.97-5.04 (m, 1H), 2.13-2.23 (m, 6H), 2.03-2.07 (m, 2H)
前記段階4で製造した4,6-ジクロロ-1-(4,4-ジフルオロシクロヘキシル)-1H-ピラゾロ[3,4-d]ピリミジン340mg(1.11mmol)を5mlのTHFに溶解させ、2N水酸化ナトリウム1.2ml(2.21mmol)を添加して15時間還流撹拌した。反応が終結した後、6N塩酸で酸性化させ、析出された固体化合物を濾過して目的化合物を99%の収率で320mg(1.11mmol)収得した。
1H NMR (500 MHz, DMSO-d6) δ 8.11 (s, 1H), 4.77-4.81 (m, 1H), 2.08-2.17 (m, 6H), 1.94-2.00 (m, 2H)
1H NMR (500 MHz, DMSO-d6) δ 12.67 (br s, 1H), 7.96 (s, 1H), 7.68-7.71 (m, 2H), 7.34-7.40 (m, 2H), 4.83 (s, 2H), 3.54-3.60 (m, 1H), 1.90-2.08 (m, 6H), 1.74-1.78 (m, 2H)
1H NMR (500 MHz, DMSO-d6) δ 9.67 (br s, 1H), 2.73-2.76 (m, 2H), 2.65-2.68 (m, 2H), 2.60-2.63 (m, 2H), 2.47-2.50 (m, 2H), 1.43 (s, 9H)
前記段階1で合成したtert-ブチル2-(テトラヒドロ-4H-チオピラン-4-イリデン)ヒドラジン-1-カルボキシレート6.4g(28.40mmol)を80mlのTHFに溶解させ、トリアセトキシ水素化ホウ素ナトリウム12g(56.80mmol)を添加して常温で15時間撹拌した。反応が終結した後、300mlのエチルアセテートで抽出し、無機塩溶液300mlで洗浄した後、無水硫酸ナトリウム(Na2SO4)で乾燥して反応液を減圧濃縮した。反応濾液をカラムクロマトグラフィー(ヘキサン:エチルアセテート=2:1、v/v)で精製して目的化合物を98%の収率で6.5g(27.97mmol)収得した。
1H NMR (500 MHz, DMSO-d6) δ 8.20 (br s, 1H), 4.28 (br s, 1H), 2.65-2.73 (m, 3H), 2.05-2.49 (m, 2H), 1.93-1.98 (m, 2H), 1.34-1.43 (m, 1H)
前記段階2で合成したtert-ブチル2-(テトラヒドロ-2H-チオピラン-4-イル)ヒドラジン-1-カルボキシレート6.5g(27.97mmol)を60mlのメタノールに溶解させ、塩酸を添加して50℃で3時間撹拌した。反応が終結した後、反応液を減圧濃縮して目的化合物を94%の収率で4.7g(27.97mmol)収得した。
2,4,6-トリクロロピリミジン-5-カルバルデヒド5.9g(27.97mmol)を60mlのエタノールに溶解させ、-78℃で前記段階3で合成した(テトラヒドロ-2H-チオピラン-4-イル)ヒドラジンヒドロゲンクロリド4.7g(27.97mmol)及びN,N-ジイソプロピルエチルアミン15ml(83.91mmol)を添加して3時間撹拌した。反応が終結した後、200mlのエチルアセテートで抽出し、無機塩溶液200mlで洗浄した後、無水硫酸ナトリウム(Na2SO4)で乾燥して反応液を減圧濃縮した。反応濾液をカラムクロマトグラフィー(ヘキサン:エチルアセテート=5:1、v/v)で精製して目的化合物を86%の収率で7g(24.20mmol)収得した。
1H NMR (500 MHz, DMSO-d6) δ 8.57 (s, 1H), 4.78-4.85 (m, 1H), 2.93-2.98 (m, 2H), 2.73-2.78 (m, 2H), 2.15-2.25 (m, 4H)
1H NMR (500 MHz, DMSO-d6) δ 13.20 (br s, 1H), 8.11 (s, 1H), 4.56-4.63 (m, 1H), 2.88-2.94 (m, 2H), 2.72-2.76 (m, 2H), 2.10-2.20 (m, 4H)
1H NMR (500 MHz, DMSO-d6) δ 12.65 (br s, 1H), 7.94 (s, 1H), 7.69-7.72 (m, 2H), 7.34-7.40 (m, 2H), 4.81 (s, 2H), 4.33-4.39 (m, 1H), 2.68-2.74 (m, 2H), 2.59-2.64 (m, 2H), 1.97-2.04 (m, 2H), 1.88-1.93 (m, 2H)
1H NMR (500 MHz, CDCl3)δ 8.10 (s, 1H), 3.88-3.92 (m, 1H), 1.35-1.38 (m, 2H), 1.21-1.25 (m, 2H)
前記段階1で製造した4,6-ジクロロ-1-シクロプロピル-1H-ピラゾロ[3,4-d]ピリミジン930mg(4.06mmol)を12mlのTHFに溶解させ、2N水酸化ナトリウム4ml(8.12mmol)を添加して15時間還流撹拌した。反応が終結した後、6N塩酸で酸性化させ、析出された固体化合物を濾過して目的化合物を80%の収率で680mg(3.23mmol)収得した。
1H NMR (500 MHz, DMSO-d6) δ 13.20 (br s, 1H), 8.02 (s, 1H), 3.78-3.82 (m, 1H), 1.05-1.15 (m, 4H)
1H NMR (500 MHz, DMSO-d6) δ 12.64 (br s, 1H), 7.89 (s, 1H), 7.69-7.72 (m, 2H), 7.34-7.40 (m, 2H), 4.83 (s, 2H), 3.65-3.69 (m, 1H), 0.95-0.99 (m, 2H), 0.90-0.94 (m, 2H)
1H NMR (500 MHz, CDCl3)δ 8.16 (s, 1H), 5.16-5.22 (m, 1H), 1.60 (d, J = 6.7 Hz, 6H)
前記段階1で製造した4,6-ジクロロ-1-イソプロピル-1H-ピラゾロ[3,4-d]ピリミジン2g(8.65mmol)を12mlのTHFに溶解させ、2N水酸化ナトリウム8.6ml(17.13mmol)を添加して15時間還流撹拌した。反応が終結した後、6N塩酸で酸性化させ、析出された固体化合物を濾過して目的化合物を92%の収率で1.7g(7.99mmol)収得した。
1H NMR (500 MHz, DMSO-d6) δ 13.16 (br s, 1H), 8.08 (s, 1H), 4.85-4.91 (m, 1H), 1.44 (d, J = 7.0 Hz, 6H)
1H NMR (500 MHz, DMSO-d6) δ 12.60 (br s, 1H), 7.91 (s, 1H), 7.68-7.72 (m, 2H), 7.33-7.39 (m, 2H), 4.79 (s, 2H), 4.70-4.75 (m, 1H), 1.22 (d, J = 6.5 Hz, 6H)
1H NMR (500 MHz, CDCl3)δ 8.15 (s, 1H), 4.75-4.82 (m, 1H), 2.01-2.08 (m, 2H), 1.93-1.99 (m, 2H), 1.77-1.81 (m, 1H), 1.48-1.57 (m, 2H), 1.30-1.39 (m, 1H), 1.01-1.04 (m, 2H)
前記段階1で製造した4,6-ジクロロ-1-シクロヘキシル-1H-ピラゾロ[3,4-d]ピリミジン5g(18.44mmol)を12mlのTHFに溶解させ、2N水酸化ナトリウム19ml(36.88mmol)を添加して15時間還流撹拌した。反応が終結した後、6N塩酸で酸性化させ、析出された固体化合物を濾過して目的化合物を98%の収率で4.6g(18.20mmol)収得した。
1H NMR (500 MHz, DMSO-d6) δ 13.18 (br s, 1H0, 8.07 (s, 1H), 4.46-4.52 (m, 1H), 1.80-1.87 (m, 4H), 1.66-1.69 (m, 1H), 1.40-1.48 (m, 2H), 1.18-1.25 (m, 1H)
1H NMR (500 MHz, DMSO-d6) δ 12.61 (br s, 1H), 7.90 (s, 1H), 7.67-7.69 (m, 2H), 7.33-7.39 (m, 2H), 4.79 (s, 2H), 4.25-4.31 (m, 1H), 1.56-1.74 (m, 7H), 1.26-1.34 (m, 2H), 1.16-1.21 (m, 1H)
1H NMR (500 MHz, DMSO-d6) δ 12.67 (br s, 1H), 7.96 (s, 1H), 7.55 (d, J = 8.0 Hz, 1H), 7.52 (s, 1H), 7.18 (d, J = 8.0 Hz, 1H), 4.80 (s, 2H), 4.52-4.58 (m, 1H), 2.42 (s, 3H), 1.89-2.10 (m, 6H), 1.74-1.78 (m, 2H)
1H NMR (500 MHz, DMSO-d6) δ 12.65 (br s, 1H), 7.95 (s, 1H), 7.54 (d, J = 8.2 Hz, 1H), 7.52 (s, 1H), 7.17 (d, J = 8.2 Hz, 1H), 4.77 (s, 2H), 4.51-4.57 (m, 1H), 3.86-3.89 (m, 2H), 3.37-3.41 (m, 2H), 2.42 (s, 3H), 1.90-1.98 (m, 2H), 1.52-1.55 (m, 2H)
1H NMR (500 MHz, DMSO-d6) δ 12.64 (br s, 1H), 7.95 (s, 1H), 7.56 (d, J = 7.9 Hz, 1H), 7.52 (s, 1H), 7.18 (d, J = 7.9 Hz, 1H), 4.78 (s, 2H), 4.33-4.39 (m, 1H), 2.70-2.75 (m, 2H), 2.62-2.66 (m, 2H), 2.42 (s, 3H), 1.97-2.05 (m, 2H), 1.89-1.93 (m, 2H)
1H NMR (500 MHz, DMSO-d6) δ 12.62 (br s, 1H), 7.90 (s, 1H), 7.54 (d, J = 8.1 Hz, 1H), 7.50 (s, 1H), 7.17 (d, J = 8.1 Hz, 1H), 4.76 (s, 2H), 4.25-4.32 (m, 1H), 2.41 (s, 3H), 1.56-1.75 (m, 7H), 1.27-1.36 (m, 2H), 1.15-1.23 (m, 1H)
1H NMR (500 MHz, DMSO-d6) δ 12.64 (br s, 1H), 7.89 (s, 1H), 7.57 (d, J = 8.2 Hz, 1H), 7.53 (s, 1H), 7.17 (d, J = 8.2 Hz, 1H), 4.81 (s, 2H), 3.66-3.71 (m, 1H), 2.43 (s, 3H), 0.91-1.01 (m, 4H)
1H NMR (500 MHz, DMSO-d6) δ 12.60 (br s, 1H), 7.92 (s, 1H), 7.55 (d, J = 8.2 Hz, 1H), 7.52 (s, 1H), 7.17 (d, J = 8.2 Hz, 1H), 4.76 (s, 2H), 4.71-4.75 (m, 1H), 2.42 (s, 3H), 1.23 (d, J= 6.5 Hz, 6H)
1H NMR (500 MHz, CDCl3)δ 7.71-7.73 (m, 1H), 7.53-7.55 (m, 1H), 7.35-7.37 (m, 2H), 4.34-4.39 (m, 1H), 2.42 (d, J = 7.4 Hz, 1H), 1.90 (d, J =6.9 Hz, 2H)
1H NMR (500 MHz, DMSO-d6) δ 12.90 (br s, 1H), 8.25 (s, 1H), 7.96-7.99 (m, 2H), 7.74 (d, J = 7.1 Hz, 1H), 7.70 (d, J = 7.1 Hz, 1H), 7.51-7.54 (m, 2H), 7.34-7.40 (m, 3H), 5.38-5.42 (m, 1H), 1.89 (d, J = 5.1 Hz, 3H)
1H NMR (500 MHz, DMSO-d6) δ 12.65 (br s, 1H), 7.97 (s, 1H), 7.71-7.74 (m, 2H), 7.36-7.42 (m, 2H), 5.43 (q, J = 7.4 Hz, 1H), 4.55-4.61 (m, 1H), 2.07-2.17 (m, 4H), 1.96-2.01 (m, 2H), 1.89 (d, J = 7.4 Hz, 3H), 1.83-1.90 (m, 1H), 1.74-1.76 (m, 1H)
1H NMR (500 MHz, DMSO-d6) δ 12.63 (br s, 1H), 7.96 (s, 1H), 7.71-7.73 (m, 2H), 7.35-7.40 (m, 2H), 5.37 (q, J = 7.3 Hz, 1H), 4.50-4.56 (m, 1H), 3.87-3.93 (m, 2H), 3.36-3.45 (m, 2H), 1.90-2.04 (m, 2H), 1.87 (d, J =7.3 Hz, 3H), 1.63-1.66 (m, 1H), 1.47-1.51 (m, 1H)
1H NMR (500 MHz, CDCl3)δ 7.59 (d, J = 8.2 Hz, 1H), 7.33 (s, 1H), 7.17 (d, J =8.2 Hz, 1H), 4.31-4.37 (m, 1H), 2.50 (s, 3H), 2.40 (d, J = 7.5 Hz, 1H), 1.88 (d, J =7.1 Hz, 3H)
1H NMR (500 MHz, DMSO-d6) δ 12.67 (br s, 1H), 7.98 (s, 1H), 7.59 (d, J = 7.9 Hz, 1H), 7.53 (s, 1H), 7.20 (d, J = 7.9 Hz, 1H), 5.40 (q, J =7.0 Hz, 1H), 4.54-4.59 (m, 1H), 2.42 (s, 3H), 1.91-2.19 (m, 7H), 1.87 (d, J =7.0 Hz, 3H), 1.73-1.76 (m, 1H)
1H NMR (500 MHz, DMSO-d6) δ 12.62 (br s, 1H), 7.96 (s, 1H), 7.59 (d, J = 8.2 Hz, 1H), 7.53 (s, 1H), 7.19 (d, J = 8.2 Hz, 1H), 5.35 (q, J =7.1 Hz, 1H), 4.51-4.57 (m, 1H), 3.98-3.95 (m, 2H), 3.38-3.47 (m, 2H), 2.42 (s, 3H), 1.87-2.06 (m, 2H), 1.86 (d, J= 7.1 Hz, 3H), 1.65-1.68 (m, 1H), 1.48-1.51 (m, 1H)
1H NMR (500 MHz, DMSO-d6) δ 12.61 (br s, 1H), 7.96 (s, 1H), 7.60 (d, J = 7.9 Hz, 1H), 7.53 (s, 1H), 7.20 (d, J = 7.9 Hz, 1H), 5.37 (q, J =7.0 Hz, 1H), 4.34-4.40 (m, 1H), 2.66-2.82 (m, 4H), 2.42 (s, 3H), 1.96-2.12 (m, 3H), 1.88-1.91 (m, 1H), 1.86 (d, J= 7.0 Hz, 3H)
1H NMR (500 MHz, CDCl3)δ 7.81 (d, J = 1.8 Hz, 1H), 7.44 (dd, J =8.6, 1.4 Hz, 1H), 7.37 (d, J = 8.6 Hz, 1H), 2.67 (s, 3H)
前記段階1で製造した5-ブロモ-2-メチルベンゾ[d]オキサゾール210mg(0.99mmol)をジオキサンと水との混合溶液に溶解させ、フェニルボロン酸181mg(1.48mmol)、Pd(dppf)Cl240mg(0.05mmol)及び炭酸カリウム410mg(2.97mmol)を添加して1時間還流撹拌した。反応が終結した後、20mlのエチルアセテートで抽出し、無機塩溶液20mlで洗浄した後、無水硫酸ナトリウム(Na2SO4)で乾燥して反応液を減圧濃縮した。反応濾液をカラムクロマトグラフィー(ヘキサン:エチルアセテート=4:1、v/v)で精製して目的化合物を96%の収率で199mg(0.95mmol)収得した。
1H NMR (500 MHz, CDCl3)δ 7.87 (s, 1H), 7.64 (d, J =7.3 Hz, 2H), 7.54-7.55 (m, 2H), 7.48 (dd, J = 7.5, 7.3 Hz, 2H), 7.38 (dd, J =7.3, 7.3 Hz, 1H), 2.69 (s, 3H)
前記段階2で製造した2-メチル-5-フェニルベンゾ[d]オキサゾール199mg(0.95mmol)をクロロベンゼンに溶解させ、N-ブロモスクシンイミド169mg(0.95mmol)及びAIBN(アゾビスイソブチロニトリル)31mg(0.19mmol)を添加して2時間還流撹拌した。反応が終結した後、反応濾液をカラムクロマトグラフィー(ヘキサン:エチルアセテート=8:1、v/v)で精製して目的化合物を40%の収率で110mg(0.38mmol)収得した。
1H NMR (500 MHz, CDCl3)δ 7.94 (s, 1H), 7.61-7.66 (m, 4H), 7.49 (dd, J = 7.7, 7.4 Hz, 2H), 7.40 (dd, J= 7.4, 7.4 Hz, 1H), 4.64 (s, 2H)
前記段階3で製造した2-(ブロモメチル)-5-フェニルベンゾ[d]オキサゾール100mg(0.34mmol)をアセトンに溶解させ、チオ酢酸カリウム59mg(0.52mmol)を添加して50℃で1時間撹拌した。反応が終結した後、20mlのエチルアセテートで抽出し、無機塩溶液20mlで洗浄した後、無水硫酸ナトリウム(Na2SO4)で乾燥して目的化合物を96%の収率で95mg(0.33mmol)収得した。
1H NMR (500 MHz, CDCl3)δ 7.90 (s, 1H), 7.58-7.62 (m, 4H), 7.48 (dd, J = 7.7, 7.4 Hz, 2H), 7.39 (dd, J= 7.4, 7.4 Hz, 1H), 4.44 (s, 2H), 2.47 (s, 3H)
前記段階4で製造したS-((5-フェニルベンゾ[d]オキサゾール-2-イル)メチル)エタンチオエート90mg(0.32mmol)を6mlのメタノールと水との混合溶媒に溶解させ、炭酸カリウム131mg(0.95mmol)を添加して常温で1時間撹拌した。反応が終結した後、20mlのエチルアセテートで抽出し、無機塩溶液20mlで洗浄した後、無水硫酸ナトリウム(Na2SO4)で乾燥して目的化合物を99%の収率で75mg(0.31mmol)収得した。
1H NMR (500 MHz, CDCl3)δ 7.90 (s, 1H), 7.58-7.63 (m, 4H), 7.49 (dd, J = 7.8, 7.5 Hz, 2H), 7.39 (dd, J= 7.5, 7.5 Hz, 1H), 4.01 (d, J =8.1 Hz, 2H), 2.27 (t, J = 8.1 Hz, 1H)
1H NMR (500 MHz, DMSO-d6) δ 12.96 (br s, 1H), 8.24 (s, 1H), 7.95-7.97 (m, 3H), 7.78 (d, J = 8.7 Hz, 1H), 7.65-7.69 (m, 3H), 7.45-7.51 (m, 4H), 7.35-7.39 (m, 2H), 4.86 (s, 2H)
1H NMR (500 MHz, CDCl3) δ 7.75 (s, 1H), 7.55 - 7.45 (m, 4H), 7.41 - 7.34 (m, 1H), 5.36 (br s, 2H), 4.28 (q, J = 7.1 Hz, 2H), 1.35 (t, J =7.1 Hz, 3H)。
前記段階1で収得したエチル5-アミノ-1-フェニル-1H-ピラゾール-4-カルボキシレート7g(30mmol)をテトラヒドロフラン60mlに溶解させ、イソチオシアン酸ベンゾイル4.95ml(39mmol)を添加して13時間還流撹拌した。その後、2N水酸化ナトリウム92mlを添加して30分間還流撹拌した。反応が終結した後、2N塩酸で中和し酢酸を添加して固体を析出させた。水、ヘキサン、ジクロロメタンで精製して目的化合物を60%の収率で4.48g(18.34mmol)収得した。
1H NMR (500 MHz, DMSO-d6) δ 11.27 (br s, 1H), 10.46 (s, 1H), 8.13 (s, 1H), 7.87 (d, J = 7.6 Hz, 2H), 7.68 - 7.47 (m, 3H)
1H NMR (500 MHz, CDCl3) δ 7.36 (d, J = 8.2 Hz, 1H), 7.28 - 7.24 (m, 1H), 7.15 (d, J = 7.4 Hz, 1H), 4.77 (s, 2H), 2.62 (s, 3H)
1H NMR (500 MHz, DMSO-d6) δ 8.22 (s, 1H), 8.06 (d, J = 8.1 Hz, 2H), 7.53 - 7.44 (m, 3H), 7.40 - 7.38 (m, 1H), 7.26 - 7.23 (m, 1H), 7.15 (d, J = 7.3 Hz, 1H), 4.82 (s, 2H), 2.48 (s, 3H)
1H NMR (500 MHz, CDCl3) δ 7.77 (s, 1H), 7.50 - 7.46 (m, 2H), 4.76 (s, 2H), 1.40 (s, 9H)
1H NMR (500 MHz, DMSO-d6) δ 8.17 (s, 1H), 7.98 (d, J = 8.4 Hz, 2H), 7.66 (s, 1H), 7.57 (d, J = 8.6 Hz, 1H), 7.49 - 7.45 (m, 2H), 7.43 - 7.41 (d, J= 8.6 Hz, 1H), 7.36 - 7.34 (m, 1H), 4.78 (s, 2H), 1.30 (s, 9H)
1H NMR (500 MHz, CDCl3) δ 8.47 (s, 1H), 8.33 (d, J = 8.8, 1H), 7.87 (d, J = 8.8, 1H), 4.82 (s, 2H)
1H NMR (500 MHz, DMSO-d6) δ 8.59 (d, J = 2.3 Hz, 1H), 8.24 (dd, J = 8.8, 2.3 Hz, 1H), 8.20 (s, 1H), 7.91 (d, J = 8.8 Hz, 1H), 7.87 (d, J = 7.7 Hz, 2H), 7.52 - 7.45 (m, 2H), 7.39 - 7.36 (m, 1H), 4.90 (s, 2H)
1H NMR (500 MHz, CDCl3) δ 8.66 (d, J = 2.2 Hz, 1H), 8.38 (dd, J = 9.0, 2.2 Hz, 1H), 7.69 (d, J = 9.0 Hz, 1H), 4.80 (s, 2H)
1H NMR (500 MHz, DMSO-d6) δ 12.96 (s, 1H), 8.58 (d, J = 2.3 Hz, 1H), 8.28 (dd, J = 9.0, 2.3 Hz, 1H), 8.21 (s, 1H), 7.94 (d, J = 9.0 Hz, 1H), 7.90 (d, J = 8.1 Hz, 2H), 7.48 (dd, J = 7.7, 8.1 Hz, 2H), 7.36 (d, J = 7.7 Hz, 1H), 4.90 (s, 2H)
1H NMR (500 MHz, CDCl3) δ 8.27 (d, J = 8.2 Hz, 1H), 7.96 (d, J= 8.2 Hz, 1H), 7.61 (dd, J = 8.2, 8.2 Hz, 1H), 4.90 (s, 2H)
1H NMR (500 MHz, DMSO-d6) δ 12.88 (s, 1H), 8.24 (s, 1H), 8.17 - 8.14 (m, 1H), 8.01 - 7.96 (m, 3H), 7.60 (d, J = 8.2 Hz, 1H), 7.55 - 7.52 (m, 2H), 7.47 (d, J = 8.0 Hz, 1H), 4.13 (s, 2H)
1H NMR (500 MHz, CDCl3) δ 8.15 (s, 1H), 7.94 (s, 1H), 4.80 (s, 2H)
1H NMR (500 MHz, DMSO-d6) δ 10.63 (s, 1H), 8.59 (s, 1H), 8.22 (s, 1H), 8.18 (s, 1H), 7.96 - 7.93 (m, 1H), 7.86 - 7.84 (m, 1H), 7.51 - 7.47 (m, 2H), 7.37 (d, J = 7.5 Hz, 1H), 4.90 (s, 2H)
1H NMR (500 MHz, CDCl3) δ 7.62 (d, J = 1.9 Hz, 1H), 7.38 (d, J = 1.9 Hz, 1H), 4.77 (s, 2H)
1H NMR (500 MHz, DMSO-d6) δ 8.20 (s, 1H), 7.92 (d, J = 7.9 Hz, 2H), 7.86 (d, J = 1.9 Hz, 1H), 7.68 (d, J = 1.9 Hz, 1H), 7.45 (t, J = 7.8 Hz, 2H), 7.34 (t, J = 7.3 Hz, 1H), 4.86 (s, 2H)
1H NMR (500 MHz, CDCl3) δ 7.31 (s, 1H), 6.95 (s, 1H), 4.71 (s, 2H), 2.46 (s, 3H), 2.38 (s, 3H)
1H NMR (500 MHz, DMSO-d6) δ 8.24 (s, 1H), 7.99 (d, J = 7.9 Hz, 2H), 7.45 (dd, J = 7.9, 7.3 Hz, 2H), 7.37 (d, J = 7.3 Hz, 1H), 7.30 (s, 1H), 7.00 (s, 1H), 4.80 (s, 2H), 2.38 (s, 3H), 2.34 (s, 3H)
1H NMR (500 MHz, CDCl3) δ 7.48 - 7.38 (m, 1H), 7.21 (d, J = 2.6 Hz, 1H), 6.99 (dd, J = 9.0, 2.6 Hz, 1H), 4.74 (s, 2H), 3.86 (s, 3H)
1H NMR (500 MHz, DMSO-d6) δ 12.94 (s, 1H), 8.24 (s, 1H), 7.94 (d, J = 7.9 Hz, 2H), 7.59 (d, J = 8.9 Hz, 1H), 7.48 (t, J = 7.7 Hz, 2H), 7.37 (t, J = 7.5 Hz, 1H), 7.25 (d, J = 2.5 Hz, 1H), 6.94 (dd, J = 8.9, 2.6 Hz, 1H), 4.80 (s, 2H), 3.77 (s, 3H)
1H NMR (500 MHz, CDCl3) δ 7.58 (d, J = 8.8 Hz, 1H), 7.03 (d, J= 2.4 Hz, 1H), 6.94 (dd, J = 8.8, 2.4 Hz, 1H), 4.72 (s, 2H), 3.83 (s, 3H)
1H NMR (500 MHz, DMSO-d6) δ 12.93 (s, 1H), 8.24 (s, 1H), 7.97 (d, J = 8.0 Hz, 2H), 7.58 (d, J = 8.8 Hz, 1H), 7.50 (t, J = 7.7 Hz, 2H), 7.38 (t, J = 7.4 Hz, 1H), 7.30 (d, J = 2.4 Hz, 1H), 6.93 (dd, J = 8.8, 2.4 Hz, 1H), 4.79 (s, 2H), 3.79 (s, 3H)
1H NMR (500 MHz, CDCl3) δ 8.09 - 8.02 (m, 1H), 7.73 - 7.64 (m, 2H), 4.81 (s, 2H)
1H NMR (500 MHz, DMSO-d6) δ 12.97 (s, 1H), 8.20 (s, 1H), 8.16 - 8.12 (m, 1H), 7.96 - 7.90 (m, 3H), 7.75 (d, J = 8.5 Hz, 1H), 7.47 (dd, J = 7.7, 8.1 Hz, 2H), 7.35 (dd, J = 7.5, 7.7 Hz, 1H), 4.88 (s, 2H)
1H NMR (500 MHz, CDCl3) δ 7.65 (s, 1H), 5.03 (br s, 2H), 429 (q, J = 8.0 Hz, 2H), 3.95-3.90 (m, 1H), 2.34-2.27 (m, 4H), 2.08 - 1.84 (m, 4H), 1.36 (t, J = 8.0 Hz, 4H)
前記段階1で収得したエチル5-アミノ-1-(4,4-ジフルオロシクロヘキシル)-1H-ピラゾール-4-カルボキシレート200mg(0.73mmol)をテトラヒドロフラン5mlに溶解させ、イソチオシアン酸ベンゾイル0.12ml(0.87mmol)を添加して2時間還流撹拌した。反応が終結した後、反応液を減圧濃縮し、カラムクロマトグラフィー(ヘキサン:エチルアセテート=2:1、v/v)で精製して目的化合物を98%の収率で312mg(0.72mmol)収得した。
1H NMR (500 MHz, CDCl3) δ 12.17 (s, 1H), 9.44 (s, 1H), 8.01 (s, 1H), 7.97 (d, J = 7.8 Hz, 2H), 7.73 (dd, J = 7.8 Hz, 7.8 Hz, 1H), 7.61 (dd, J = 7.8 Hz, 7.8 Hz, 2H), 4.29 (q, J = 7.3 Hz, 2H), 2.42 - 2.26 (m, 4H), 2.16-2.10 (m, 2H), 1.91-1.80 (m, 2H), 1.30 (t, J = 7.3 Hz, 3H)
前記段階2で収得したエチル5-(3-ベンゾイルチオウレイド)-1-(4,4-ジフルオロシクロヘキシル)-1H-ピラゾール-4-カルボキシレート100mg(0.23mmol)をエタノール3mlに溶解させ、ナトリウムtert-ブトキシド44mg(0.46mmol)を添加して常温で3時間撹拌した。反応が終結した後、1N塩酸で中和して固体を析出させ、それを水、エーテル、エチルアセテートで精製して目的化合物を76%の収率で50mg(0.17mmol)収得した。
1H NMR (500 MHz, DMSO-d6) δ 8.71 (d, J = 2.3 Hz, 1H), 8.29 (dd, J = 8.8, 2.3 Hz, 1H), 7.95 (s, 1H), 7.93 (d, J = 8.8 Hz, 1H), 4.90 (s, 2H), 4.54 - 4.49 (m, 1H), 2.09 - 1.89 (m, 6H), 1.78 - 1.68 (m, 2H)
1H NMR (500 MHz, DMSO-d6) δ 12.69 (s, 1H), 8.60 (d, J = 2.3 Hz, 1H), 8.32 (dd, J = 8.9, 2.3 Hz, 1H), 8.00 (d, J = 9.0 Hz, 1H), 7.95 (s, 1H), 4.90 (s, 2H), 4.55 (s, 1H), 2.10 - 1.90 (m, 6H), 1.79 - 1.71 (m, 2H)
1H NMR (500 MHz, DMSO-d6) δ 12.54 (s, 1H), 7.98 (s, 1H), 7.35 - 7.16 (m, 3H), 4.93 - 4.81 (m, 1H), 4.18 (s, 2H), 2.12 - 1.96 (m, 5H), 1.95 - 1.83 (m, 3H)
1H NMR (500 MHz, DMSO-d6) δ 8.66 (s, 1H), 8.82 (s, 1H), 7.95 (s, 1H), 4.89 (s, 1H), 4.55 - 4.47 (m, 1H), 2.29 - 1.70 (m, 8H)
1H NMR (500 MHz, DMSO-d6) δ 7.97 (s, 1H), 7.48 (d, J = 8.0 Hz, 1H), 7.27 (dd, J = 8.0, 7.6 Hz, 1H), 7.18 (d, J = 7.6 Hz, 1H), 4.83 (s, 2H), 4.67 - 4.54 (m, 1H), 2.49 (s, 3H), 2.18 - 1.96 (m, 5H), 1.95 - 1.77 (m, 3H)
1H NMR (500 MHz, DMSO-d6) δ 12.67 (s, 1H), 7.95 (s, 1H), 7.64 (d, J = 2.9 Hz, 1H), 7.59 (d, J = 8.6 Hz, 1H), 7.44 (dd, J = 8.6, 2.9 Hz, 1H), 4.79 (s, 2H), 4.55 - 4.50 (m, 1H), 2.09 - 1.86 (m, 6H), 1.76 - 1.71 (m, 2H), 1.32 (s, 9H)
1H NMR (500 MHz, DMSO-d6) δ 7.94 (s, 1H), 7.85 (d, J = 1.9 Hz, 1H), 7.69 (d, J = 1.9 Hz, 1H), 4.85 (s, 2H), 4.55 - 4.50 (m, 1H), 2.12 - 1.74 (m, 8H)
1H NMR (500 MHz, DMSO-d6) δ 7.95 (s, 1H), 7.27 (s, 1H), 7.02 (s, 1H), 4.79 (s, 2H), 4.59 (s, 1H), 2.38 (d, J = 19.4 Hz, 5H), 2.04 (q, J = 10.9, 9.9 Hz, 4H), 1.91 (d, J = 8.3 Hz, 2H), 1.79 (d, J= 11.3 Hz, 2H)
1H NMR (500 MHz, DMSO-d6) δ 12.67 (s, 1H), 7.96 (s, 1H), 7.59 (d, J = 8.9 Hz, 1H), 7.23 (d, J = 2.5 Hz, 1H), 6.96 (dd, J = 8.9, 2.6 Hz, 1H), 4.80 (s, 2H), 4.63 - 4.48 (m, 1H), 3.78 (s, 3H), 2.14 - 1.87 (m, 6H), 1.81 - 1.74 (m, 2H)
1H NMR (500 MHz, DMSO-d6) δ 12.66 (s, 1H), 7.97 (s, 1H), 7.56 (d, J = 8.7 Hz, 1H), 7.34 (d, J = 2.4 Hz, 1H), 6.95 (dd, J = 8.7, 2.4 Hz, 1H), 4.79 (s, 2H), 4.60 (s, 1H), 3.80 (s, 3H), δ 2.16 - 1.88 (m, 6H), 1.86 - 1.73 (m, 2H)
1H NMR (500 MHz, DMSO-d6) δ 12.71 (s, 1H), 8.15 (s, 1H), 7.97 (d, J = 8.7 Hz, 1H), 7.90 (s, 1H), 7.77 (dd, J = 8.7, 1.8 Hz, 1H), 4.86 (s, 2H), 4.51 (s, 1H), 2.10 - 1.93 (m, 6H), 1.76 - 1.70 (m, 2H)
1H NMR (500 MHz, CDCl3) δ 7.66 (s, 1H), 5.04 (br s, 2H), 4.29 (q, J = 7.1 Hz, 2H), 4.19-4.10 (m, 2H), 4.08 - 3.94 (m, 1H), 3.60-3.45 (m, 2H), 2.40-2.20 (m, 2H), 1.92-1.80 (m, 2H), 1.36 (t, J = 7.1 Hz, 3H)
前記段階1で収得したエチル5-アミノ-1-(テトラヒドロ-2H-ピラン-4-イル)-1H-ピラゾール-4-カルボキシレート2.20g(9.22mmol)をテトラヒドロフラン30mlに溶解させ、イソチオシアン酸ベンゾイル1.48ml(11.06mmol)を添加して2時間還流撹拌した。反応が終結した後、反応液を減圧濃縮し、ヘキサンで精製して目的化合物を95%の収率で3.54g(8.74mmol)収得した。
1H NMR (500 MHz, CDCl3) δ 12.16 (br s, 1H), 9.53 (br s, 1H), 8.02 (s, 1H), 7.98 (d, J = 7.4 Hz, 2H), 7.71 (dd, J = 7.4 Hz, 7.4 Hz, 1H), 7.60 (dd, J = 7.4 Hz, 7.4 Hz, 2H), 4.44 - 4.34 (m, 1H), 4.28 (q, J = 7.1 Hz, 2H), 4.17 - 4.09 (m, 2H), 3.58-3.50 (m, 2H), 2.37-2.30 (m, 2H), 2.10-2.00 (m, 2H), 1.31 (t, J = 7.1 Hz, 3H)
前記段階2で収得したエチル5-(3-ベンゾイルチオウレイド)-1-(テトラヒドロ-2H-ピラン-4-イル)-1H-ピラゾール-4-カルボキシレート100mg(0.25mmol)をエタノール3mlに溶解させ、2N水酸化ナトリウム0.75ml(1.50mmol)を添加して30分間還流撹拌した。反応が終結した後、1N塩酸で中和して固体を析出させ、それを水、ヘキサンで精製して目的化合物を48%の収率で30mg(0.12mmol)収得した。
1H NMR (500 MHz, DMSO-d6) δ 13.48 (br s, 1H), 12.17 (br s, 1H), 7.95 (s, 1H), 4.91-4.82 (m, 1H), 4.08-3.91 (m, 2H), 3.55-3.45 (m, 2H), 2.10-1.90 (m, 2H), 1.90-1.76 (m, 2H)
1H NMR (500 MHz, DMSO-d6) δ 8.74 (d, J = 2.2 Hz, 1H), 8.28 (dd, J = 8.8, 2.2 Hz, 1H), 7.95 (s, 1H), 7.92 (s, 1H), 4.88 (s, 2H), 4.52 - 4.43 (m, 1H), 3.87 - 3.82 (m, 2H), 3.45 - 3.36 (m, 2H), 1.95 - 1.87 (m, 2H), 1.52 - 1.48 (m, 2H)
1H NMR (500 MHz, DMSO-d6) δ 12.68 (s, 1H), 8.60 (d, J = 2.3 Hz, 1H), 8.31 (dd, J = 9.0, 2.3 Hz, 1H), 8.00 (d, J = 9.0 Hz, 1H), 7.94 (s, 1H), 4.87 (s, 2H), 4.53 - 4.46 (m, 1H), 3.89 - 3.82 (m, 2H), 3.42 - 3.36 (m, 2H), 1.96 - 1.88 (m, 2H), 1.54 - 1.50 (m, 2H)
1H NMR (500 MHz, DMSO-d6) δ 7.97 (s, 1H), 7.29 (dd, J = 7.5, 2.2 Hz, 1H), 7.25 - 7.18 (m, 2H), 4.90 - 4.84 (m, 1H), 4.18 (s, 2H), 3.90 - 3.86 (m, 2H), 3.39 - 3.35 (m, 2H), 2.04 - 1.96 (m, 2H), 1.77 - 1.70 (m, 2H)
1H NMR (500 MHz, DMSO-d6) δ 8.70 (s, 1H), 8.21 (s, 1H), 7.96 (s, 1H), 4.87 (s, 2H), 4.47 - 4.40 (m, 1H), 3.89 - 3.81 (m, 2H), 3.40 - 3.37 (m, 2H), 1.93 - 1.86 (m, 2H), 1.53 - 1.48 (m, 2H)
1H NMR (500 MHz, DMSO-d6) δ 12.58 (br s, 1H), 7.95 (s, 1H), 7.49 (d, J = 8.1 Hz, 1H), 7.25 (dd, J = 8.1, 7.5 Hz, 1H), 7.16 (d, J = 7.5 Hz, 1H), 4.81 (s, 2H), 4.62 - 4.55 (m, 1H), 3.89 (dd, J = 11.0, 4.4 Hz, 2H), 3.41 - 3.36 (m, 2H), 2.49 (s, 3H), 2.04 - 1.91 (m, 2H), 1.65 - 1.61 (m, 2H)
1H NMR (500 MHz, DMSO-d6) δ 7.94 (s, 1H), 7.64 (d, J = 1.9 Hz, 1H), 7.59 (d, J = 8.6 Hz, 1H), 7.42 (dd, J = 8.7, 2.0 Hz, 1H), 4.77 (s, 2H), 4.55 - 4.49 (m, 1H), 3.87 - 3.84 (m, 2H), 3.39 - 3.35 (m, 2H), 1.99 - 1.90 (m, 2H), 1.56 - 1.50 (m, 2H), 1.31 (s, 9H)
1H NMR (500 MHz, DMSO-d6) δ 12.67 (br s, 1H), 7.95 (s, 1H), 7.86 (d, J = 1.9 Hz, 1H), 7.69 (d, J = 1.9 Hz, 1H), 4.85 (s, 2H), 4.54 - 4.45 (m, 1H), 3.88 - 3.84 (m, 2H), 3.39 - 3.34 (m, 2H), 1.98 - 1.90 (m, 2H), 1.58 - 1.54 (m, 2H)
1H NMR (500 MHz, DMSO-d6) δ 12.62 (br s, 1H), 7.94 (s, 1H), 7.27 (d, J = 1.6 Hz, 1H), 7.00 (s, 1H), 4.78 (s, 2H), 4.61 - 4.55 (m, 1H), 3.88 - 3.84 (m, 2H), 3.41 - 3.35 (m, 2H), 2.41 (s, 3H), 2.35 (s, 3H), 2.00 - 1.90 (m, 2H), 1.62 - 1.58 (m, 2H)
1H NMR (500 MHz, DMSO-d6) δ 12.64 (s, 1H), 7.95 (s, 1H), 7.55 (d, J = 8.7 Hz, 1H), 7.33 (d, J = 2.4 Hz, 1H), 6.94 (dd, J = 8.7, 2.4 Hz, 1H), 4.76 (s, 2H), 4.64 - 4.53 (m, 1H), 3.94 - 3.86 (m, 2H), 3.79 (s, 3H), 3.46 - 3.38 (m, 2H), 2.03 - 1.90 (m, 2H), 1.62 - 1.55 (m, 2H)
Claims (9)
- 下記化学式1の化合物またはその薬学的に許容可能な塩。
Aは、非置換または一つ以上のハロゲンが置換されたフェニル、非置換または一つ以上のハロゲンが置換されたC1-5の直鎖または側鎖アルキル、非置換または一つ以上のハロゲンが置換された3~6員のシクロアルキル、若しくは、非置換または一つ以上のハロゲンが置換された3~6員のヘテロシクロアルキルであり、
R1及びR2は、それぞれ独立して、-H、ハロゲン、-NO2、-CF3、非置換または一つ以上のハロゲンが置換されたフェニル、非置換または一つ以上のハロゲンが置換されたC1-5の直鎖または側鎖アルキル、若しくは、非置換または一つ以上のハロゲンが置換されたC1-5の直鎖または側鎖アルコキシである。 - 前記Aは、フェニル、非置換または一つ以上のハロゲンが置換されたC1-5の直鎖または側鎖アルキル、若しくは、非置換または一つ以上のハロゲンが置換されたOまたはSのヘテロ原子を含む3または6員のヘテロシクロアルキルであり、
R1及びR2は、それぞれ独立して、-H、ハロゲン、-NO2、-CF3、フェニル、非置換または一つ以上のハロゲンが置換されたC1-5の直鎖または側鎖アルキル、非置換または一つ以上のハロゲンが置換されたC1-5の直鎖または側鎖アルコキシである、請求項1に記載の化合物またはその薬学的に許容可能な塩。 - 前記化合物は、
6-((ベンゾ[d]オキサゾール-2-イルメチル)チオ)-1-(テトラヒドロ-2H-ピラン-4-イル)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-((ベンゾ[d]オキサゾール-2-イルメチル)チオ)-1-フェニル-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((5-メチルベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-フェニル-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((5-フルオロベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-フェニル-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((6-メチルベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-フェニル-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((5-クロロベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-フェニル-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((5-ブロモベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-フェニル-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-((ベンゾ[d]オキサゾール-2-イルメチル)チオ)-1-(4,4-ジフルオロシクロヘキシル)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-((ベンゾ[d]オキサゾール-2-イルメチル)チオ)-1-(テトラヒドロ-2H-チオピラン-4-イル)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-((ベンゾ[d]オキサゾール-2-イルメチル)チオ)-1-シクロプロピル-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-((ベンゾ[d]オキサゾール-2-イルメチル)チオ)-1-イソプロピル-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-((ベンゾ[d]オキサゾール-2-イルメチル)チオ)-1-シクロヘキシル-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((6-メチルベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-(4,4-ジフルオロシクロヘキシル)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((6-メチルベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-(テトラヒドロ-2H-ピラン-4-イル)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((6-メチルベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-(テトラヒドロ-2H-チオピラン-4-イル)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((6-メチルベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-シクロヘキシル-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((6-メチルベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-シクロプロピル-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((6-メチルベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-イソプロピル-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-((1-(ベンゾ[d]オキサゾール-2-イル)エチル)チオ)-1-フェニル-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-((1-ベンゾ[d]オキサゾール-2-イル)エチル)チオ)-1-(4,4-ジフルオロシクロヘキシル)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-((1-ベンゾ[d]オキサゾール-2-イル)エチル)チオ)-1-(テトラヒドロ-2H-ピラン-4-イル)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
1-(4,4-ジフルオロシクロヘキシル)-6-((1-(6-メチルベンゾ[d]オキサゾール-2-イル)エチル)チオ)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-((1-(6-メチルベンゾ[d]オキサゾール-2-イル)エチル)チオ)-1-(テトラヒドロ-2H-ピラン-4-イル)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-((1-(6-メチルベンゾ[d]オキサゾール-2-イル)エチル)チオ)-1-(テトラヒドロ-2H-チオピラン-4-イル)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
1-フェニル-6-(((5-フェニルベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((4-メチルベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-フェニル-1,5-ジヒドロ-4H-ピラゾール[3,4-d]ピリミジン-4-オン、
6-(((5-(tert-ブチル)ベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-フェニル-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((6-ニトロベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-フェニル-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((5-ニトロベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-フェニル-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((4-ニトロベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-フェニル-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((5-ニトロ-6-ニトロベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-フェニル-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((5,7-ジクロロベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-フェニル-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((5,7-ジメチルベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-フェニル-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((5-メトキシベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-フェニル-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((6-メトキシベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-フェニル-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
1-フェニル-6-(((5-(トリフルオロメチル)ベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
1-(4,4-ジフルオロシクロヘキシル)-6-(((6-ニトロベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
1-(4,4-ジフルオロシクロヘキシル)-6-(((5-ニトロベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
1-(4,4-ジフルオロシクロヘキシル)-6-(((4-ニトロベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((5-クロロ-6-ニトロベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-(4,4-ジフルオロシクロヘキシル)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
1-(4,4-ジフルオロシクロヘキシル)-6-(((4-メチルベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((5-(tert-ブチル)ベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-(4,4-ジフルオロシクロヘキシル)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((5,7-ジクロロベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-(4,4-ジフルオロシクロヘキシル)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
1-(4,4-ジフルオロシクロヘキシル)-6-(((5,7-ジメチルベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
1-(4,4-ジフルオロシクロヘキシル)-6-(((5-メトキシベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
1-(4,4-ジフルオロシクロヘキシル)-6-(((6-メトキシベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
1-(4,4-ジフルオロシクロヘキシル)-6-(((5-(トリフルオロメチル)ベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((6-ニトロベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-(テトラヒドロ-2H-ピラン-4-イル)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((5-ニトロベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-(テトラヒドロ-2H-ピラン-4-イル)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((4-ニトロベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-(テトラヒドロ-2H-ピラン-4-イル)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((5-クロロ-6-ニトロベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-(テトラヒドロ-2H-ピラン-4-イル)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((4-メチルベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-(テトラヒドロ-2H-ピラン-4-イル)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((5-(tert-ブチル)ベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-(テトラヒドロ-2H-ピラン4-イル)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((5,7-ジクロロベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-(テトラヒドロ-2H-ピラン4-イル)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、
6-(((5,7-ジメチルベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-(テトラヒドロ-2H-ピラン-4-イル)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オン、または、
6-(((6-メトキシベンゾ[d]オキサゾール-2-イル)メチル)チオ)-1-(テトラヒドロ-2H-ピラン-4-イル)-1,5-ジヒドロ-4H-ピラゾロ[3,4-d]ピリミジン-4-オンである、請求項1に記載の化合物またはその薬学的に許容可能な塩。 - 請求項1から4のいずれか一項に記載の化合物またはその薬学的に許容可能な塩、及び薬学的に許容可能な担体を含む組成物。
- 有効成分として請求項1から4のいずれか一項に記載の化合物またはその薬学的に許容可能な塩を含む、ホスホジエステラーゼ9A関連疾患の治療または予防用薬学組成物。
- 前記疾患は、神経学的疾患または精神疾患である、請求項6に記載の薬学組成物。
- 前記神経学的疾患または精神疾患は、アルツハイマー病、ハンチントン(Huntington)病、小体型認知症(Lewy body demntia)またはピック病(Pick’s syndrome)である、請求項7に記載の薬学組成物。
- 前記疾患は、心不全、特に左室駆出率保持性心不全または鎌状赤血球症(sickle cell disease)である、請求項6に記載の薬学組成物。
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BR112021010633A2 (pt) | 2021-08-24 |
US20220024932A1 (en) | 2022-01-27 |
AU2019391637B2 (en) | 2022-10-27 |
CN113166161A (zh) | 2021-07-23 |
KR102706457B1 (ko) | 2024-09-11 |
CN113166161B (zh) | 2023-10-27 |
KR20200068994A (ko) | 2020-06-16 |
WO2020116971A1 (ko) | 2020-06-11 |
EP3892623B1 (en) | 2024-07-10 |
EP3892623A1 (en) | 2021-10-13 |
US12195469B2 (en) | 2025-01-14 |
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