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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-acetyl-3,4-dihydro-2H-cyclohepta(b)pyrazine 89334-20-3 C11H12N2O
    5-acetyl-3,4-dihydro-2H-cyclohepta(b)pyrazine
    —— 5-[1-Phenyl-meth-(Z)-ylidene]-3-{[1-phenyl-meth-(E)-ylidene]-amino}-2-thioxo-imidazolidin-4-one 78559-43-0 C17H13N3OS
    5-[1-Phenyl-meth-(Z)-ylidene]-3-{[1-phenyl-meth-(E)-ylidene]-amino}-2-thioxo-imidazolidin-4-one
    —— 5-(5-fluoro-1H-indol-1-yl)-1,3-dimethyl-1H-pyrazole-4-carbaldehyde 1048016-52-9 C14H12FN3O
    5-(5-fluoro-1H-indol-1-yl)-1,3-dimethyl-1H-pyrazole-4-carbaldehyde
    —— 5-amino-4-[3-(2-aminosulfonylethenyl)benzoyl]-1-(4-fluorophenyl)pyrazole 249935-63-5 C18H15FN4O3S
    5-amino-4-[3-(2-aminosulfonylethenyl)benzoyl]-1-(4-fluorophenyl)pyrazole
    —— 5-hydroxy-5-phenyl-1,3,4,5-tetrahydro-benzo[<i>d</i>][1,3]diazepin-2-one 60330-98-5 C15H14N2O2
    5-hydroxy-5-phenyl-1,3,4,5-tetrahydro-benzo[<i>d</i>][1,3]diazepin-2-one
    —— 5-Hydroxy-benzo<b>naphtho<2,1-d>furan 30294-51-0 C16H10O2
    5-Hydroxy-benzo<b>naphtho<2,1-d>furan
    —— 5-(methoxyimino)oct-6-ynoic acid 1394821-93-2 C9H13NO3
    5-(methoxyimino)oct-6-ynoic acid
    —— <5S-(5α,6β)>-5-<(tert-Butyldimethylsilyl)oxy>-6-(cyclohexylidenemethyl)-5,6-dihydro-2H-pyran-2-one 130316-22-2 C18H30O3Si
    <5S-(5α,6β)>-5-<(tert-Butyldimethylsilyl)oxy>-6-(cyclohexylidenemethyl)-5,6-dihydro-2H-pyran-2-one
    —— 5-bromo-3-methyl-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyrazolo[3,4-b]pyridine 1214900-93-2 C13H20BrN3OSi
    5-bromo-3-methyl-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyrazolo[3,4-b]pyridine
    —— 5,5'-dihydroxy-4,4'-dimethoxy-1,1'-dimethyl-3,3'-bipyridine-2,2',6,6'-(1H,1'H,3H,3'H)-tetraone 92446-35-0 C14H16N2O8
    5,5'-dihydroxy-4,4'-dimethoxy-1,1'-dimethyl-3,3'-bipyridine-2,2',6,6'-(1H,1'H,3H,3'H)-tetraone
    —— 5'-O-(4,4'-dimethoxytrityl)-2'-deoxy-2'-S-hexyluridine 268740-71-2 C36H42N2O7S
    5'-O-(4,4'-dimethoxytrityl)-2'-deoxy-2'-S-hexyluridine
    —— 5-nitro-2-((4-(4-(octahydroisoquinolin-2(1H)-yl)phenethyl)phenyl)amino)benzoic acid 1130849-00-1 C30H33N3O4
    5-nitro-2-((4-(4-(octahydroisoquinolin-2(1H)-yl)phenethyl)phenyl)amino)benzoic acid
    —— (5R)-5-ethyl-5-methyl-3-[5-methyl-6-[[3-methyl-3-(trifluoromethyl)-1H-isobenzofuran-5-yl]oxy]-3-pyridyl]imidazolidine-2,4-dione 1415598-55-8 C22H22F3N3O4
    (5R)-5-ethyl-5-methyl-3-[5-methyl-6-[[3-methyl-3-(trifluoromethyl)-1H-isobenzofuran-5-yl]oxy]-3-pyridyl]imidazolidine-2,4-dione
    —— 5-tert-Butylperoxy-6-methyl-hept-1-ene 136311-20-1 C12H24O2
    5-tert-Butylperoxy-6-methyl-hept-1-ene
    —— 5-(1-ethyl-1H-imidazol-2-yl)-4'-methyl-biphenyl-3-carboxylic acid (1-pyrazin-2-yl-ethyl)-amide 1161830-44-9 C25H25N5O
    5-(1-ethyl-1H-imidazol-2-yl)-4'-methyl-biphenyl-3-carboxylic acid (1-pyrazin-2-yl-ethyl)-amide
    —— 5-[4-(Benzenesulfonyl)piperazin-1-yl]-4-[2-(dimethylamino)ethoxy]-2-phenylpyridazin-3-one 1062078-08-3 C24H29N5O4S
    5-[4-(Benzenesulfonyl)piperazin-1-yl]-4-[2-(dimethylamino)ethoxy]-2-phenylpyridazin-3-one
    —— 5-bromo-3-[(2-{[(2,2-diphenylethyl)amino]carbonyl}morpholin-4-yl)sulfonyl]-1H-indole-2-carboxamide 661469-00-7 C28H27BrN4O5S
    5-bromo-3-[(2-{[(2,2-diphenylethyl)amino]carbonyl}morpholin-4-yl)sulfonyl]-1H-indole-2-carboxamide
    —— [5-chloro-2(1H-pyrrol-1-yl)phenyl](2-fluoro-3-methoxyphenyl)methanol 937058-46-3 C18H15ClFNO2
    [5-chloro-2(1H-pyrrol-1-yl)phenyl](2-fluoro-3-methoxyphenyl)methanol
    —— 5,14-dihydro-5,14-methylenopentacene-1,4-dione 1233181-46-8 C23H14O2
    5,14-dihydro-5,14-methylenopentacene-1,4-dione
    —— 5'-O-acetyl-3'-O-benzyl-2'-deoxy-3-[3-(1,2-dihydro-2-oxo-1-phthalidyl-4-pyridyloxycarbonyl)benzoyl]-5-fluorouridine 103766-93-4 C39H30FN3O12
    5'-O-acetyl-3'-O-benzyl-2'-deoxy-3-[3-(1,2-dihydro-2-oxo-1-phthalidyl-4-pyridyloxycarbonyl)benzoyl]-5-fluorouridine
    —— 5-(10,11-dihydrodibenzo[a,d]cyclohepten-5-ylidenemethyl)-2-methylbenzooxazole 710341-93-8 C24H19NO
    5-(10,11-dihydrodibenzo[a,d]cyclohepten-5-ylidenemethyl)-2-methylbenzooxazole
    —— 5,7-dibromo-8-hydroxy-naphthalene-1-sulfonic acid 856291-98-0 C10H6Br2O4S
    5,7-dibromo-8-hydroxy-naphthalene-1-sulfonic acid
    —— 5-(2-methoxybenzyl)-2-methyl-4,4-diphenyl-4,5-dihydrooxazole 1196054-75-7 C24H23NO2
    5-(2-methoxybenzyl)-2-methyl-4,4-diphenyl-4,5-dihydrooxazole
    —— 5-benzyl-4,6-dichloro-2-{[(dimethylamino)methylene]amino}pyrimidine 1395343-06-2 C14H14Cl2N4
    5-benzyl-4,6-dichloro-2-{[(dimethylamino)methylene]amino}pyrimidine
    —— (+/-)-5-Heptyl-4-oxa-1-azabicyclo<3.3.0>octan-8-one 136749-88-7 C13H23NO2
    (+/-)-5-Heptyl-4-oxa-1-azabicyclo<3.3.0>octan-8-one
    —— 5-(4-bromo-2-methylphenyl)-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-1,2,4-triazole 1269646-65-2 C15H22BrN3OSi
    5-(4-bromo-2-methylphenyl)-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-1,2,4-triazole
    —— 5-phenyl-4,5-dihydro-isoxazole-3-carboxylic acid hydrazide 99056-09-4 C10H11N3O2
    5-phenyl-4,5-dihydro-isoxazole-3-carboxylic acid hydrazide
    —— 5-phenyl-sulphinylundecan-2-one 86254-19-5 C17H26O2S
    5-phenyl-sulphinylundecan-2-one
    —— 5-(7-chlorospiro[benzo[b]pyrrolo[1,2-d][1,4]oxazine-4,4'-piperidine]-1'-ylcarbonyl)-1-methylpyridin-2(1H)-one 1346615-00-6 C22H20ClN3O3
    5-(7-chlorospiro[benzo[b]pyrrolo[1,2-d][1,4]oxazine-4,4'-piperidine]-1'-ylcarbonyl)-1-methylpyridin-2(1H)-one
    —— 5-isobutyl-7-{[4-(methylsulfonyl)benzyl]oxy}-1H-indazole-3-amine 1093966-11-0 C19H23N3O3S
    5-isobutyl-7-{[4-(methylsulfonyl)benzyl]oxy}-1H-indazole-3-amine
    —— {5-[2-(5-chloro-4-fluoro-3,4-dihydro-1'H-spiro[chromene-2,4'-piperidin]-1'-yl)-1,3-thiazol-5-yl]-2H-tetrazol-2-yl}acetic acid 1241952-87-3 C19H18ClFN6O3S
    {5-[2-(5-chloro-4-fluoro-3,4-dihydro-1'H-spiro[chromene-2,4'-piperidin]-1'-yl)-1,3-thiazol-5-yl]-2H-tetrazol-2-yl}acetic acid
    —— 5-(2-chlorophenyl)-2-thiocytosine 99074-50-7 C10H8ClN3S
    5-(2-chlorophenyl)-2-thiocytosine
    —— 5-({[(Tert-butoxy)carbonyl]amino}methyl)-3-methylfuran-2-carboxylic acid 2060040-87-9 C12H17NO5
    5-({[(Tert-butoxy)carbonyl]amino}methyl)-3-methylfuran-2-carboxylic acid
    —— 5-methyl-4-[2-(3-methyl-1,2,4-oxadiazol-5-yl)-1H-indol-5-yl]-1-(2-trimethylsilanyl-ethoxymethyl)-1H-imidazole-2-carboxylic acid 4-cyano-benzylamide 1222175-14-5 C30H33N7O3Si
    5-methyl-4-[2-(3-methyl-1,2,4-oxadiazol-5-yl)-1H-indol-5-yl]-1-(2-trimethylsilanyl-ethoxymethyl)-1H-imidazole-2-carboxylic acid 4-cyano-benzylamide
    —— (5R)-3-[6-[(3-cyclopropyl-1,3-dihydroisobenzofuran-5-yl)oxy]-3-pyridyl]-5-ethyl-5-methyl-imidazolidine-2,4-dione 1415598-31-0 C22H23N3O4
    (5R)-3-[6-[(3-cyclopropyl-1,3-dihydroisobenzofuran-5-yl)oxy]-3-pyridyl]-5-ethyl-5-methyl-imidazolidine-2,4-dione
    —— [5-(3-chlorobenzyl)-2-nitrophenyl](4-iodo-1-methyl-1H-pyrazol-5-yl)methanone 499792-06-2 C18H13ClIN3O3
    [5-(3-chlorobenzyl)-2-nitrophenyl](4-iodo-1-methyl-1H-pyrazol-5-yl)methanone
    —— 5'-bromo-1'-propyl-2,3'-spirobi[indolin]-2'-one 1007402-22-3 C18H17BrN2O
    5'-bromo-1'-propyl-2,3'-spirobi[indolin]-2'-one
    —— [5-(4-bromo-phenyl)-3-methyl-isoxazol-4-yl]-[3-(2-chloro-phenyl)-1-methyl-propyl]-amine 1280207-76-2 C20H20BrClN2O
    [5-(4-bromo-phenyl)-3-methyl-isoxazol-4-yl]-[3-(2-chloro-phenyl)-1-methyl-propyl]-amine
    —— 5'-d(ACTXACT)-3'; X = 5-[3-({4-[(3-benzyl-9,9-difluoro-4,5,6,7,8,9-hexahydro-1H-cycloocta[d][1,2,3]triazol-8-yl)methyl]benzoyl}amino)prop-1-yn-1-yl]-2'-deoxyuridine 1289361-15-4 C93H110F2N26O42P6
    5'-d(ACTXACT)-3'; X = 5-[3-({4-[(3-benzyl-9,9-difluoro-4,5,6,7,8,9-hexahydro-1H-cycloocta[d][1,2,3]triazol-8-yl)methyl]benzoyl}amino)prop-1-yn-1-yl]-2'-deoxyuridine
    —— 5,7,12,14-tetrahydropentacene-2,3-dicarboxylic anhydride 1008094-02-7 C24H16O3
    5,7,12,14-tetrahydropentacene-2,3-dicarboxylic anhydride
    —— 5-fluoro-4-[(2-methoxyphenyl)methylcarbamoylamino]-2-oxo-N-propylpyrimidine-1-carboxamide 1265170-14-6 C17H20FN5O4
    5-fluoro-4-[(2-methoxyphenyl)methylcarbamoylamino]-2-oxo-N-propylpyrimidine-1-carboxamide
    —— 5-methyl-6-(2-chloro-4-(aminothiocarbonyl)-phenyl)-7-(2-methylbut-1-yl)-[1,2,4]triazolo[1,5-a]pyrimidine 871842-73-8 C18H20ClN5S
    5-methyl-6-(2-chloro-4-(aminothiocarbonyl)-phenyl)-7-(2-methylbut-1-yl)-[1,2,4]triazolo[1,5-a]pyrimidine
    —— 5-tert-butyl-3-(2,3-dichloro-6-trifluoromethyl-benzyl)-7-(3,3-difluoro-pyrrolidin-1-yl)-3H-[1,2,3]triazolo[4,5-d]pyrimidine 1433360-46-3 C20H19Cl2F5N6
    5-tert-butyl-3-(2,3-dichloro-6-trifluoromethyl-benzyl)-7-(3,3-difluoro-pyrrolidin-1-yl)-3H-[1,2,3]triazolo[4,5-d]pyrimidine
    —— 5-oxo-2,2,4-trimethyl-3-thiazoline O-(N-trichloromethylsulphenyl-N-methylcarbamoyl) oxime 80881-28-3 C9H12Cl3N3O2S2
    5-oxo-2,2,4-trimethyl-3-thiazoline O-(N-trichloromethylsulphenyl-N-methylcarbamoyl) oxime
    —— 5-<<(aminomethyl)<4,4-(ethylenedioxy)cyclohex-1-enyl>methoxy>methyl>-6-iodo-1,3-benzodioxole 128135-14-8 C18H22INO5
    5-<<(aminomethyl)<4,4-(ethylenedioxy)cyclohex-1-enyl>methoxy>methyl>-6-iodo-1,3-benzodioxole
    —— 5,7,23,25-tetrakis(hydroxymethyl)-2,11,20,29-tetrakis(4-tolylsulfonyl)-2,11,20,29-tetraaza<3.3>(1,3)(1,3)<3.3>(4,6)(1,3)benzeno<3>phane 168838-33-3 C58H62N4O12S4
    5,7,23,25-tetrakis(hydroxymethyl)-2,11,20,29-tetrakis(4-tolylsulfonyl)-2,11,20,29-tetraaza<3.3>(1,3)(1,3)<3.3>(4,6)(1,3)benzeno<3>phane
    —— 5-chloro-2,10-dihydroxydicyclohepta<b,d>-furan-3,9-dione 97652-35-2 C14H7ClO5
    5-chloro-2,10-dihydroxydicyclohepta<b,d>-furan-3,9-dione
    —— 5-(3-chloro-4-fluoro-phenyl)-1-(3-chloro-2-fluoro-phenyl)-2-{2-[2-(3-methyl-ureido)-ethylamino]-phenyl}-1H-imidazole-4-carboxylic acid amide 1268678-27-8 C26H22Cl2F2N6O2
    5-(3-chloro-4-fluoro-phenyl)-1-(3-chloro-2-fluoro-phenyl)-2-{2-[2-(3-methyl-ureido)-ethylamino]-phenyl}-1H-imidazole-4-carboxylic acid amide
    —— 5-difluoromethoxy-1H-[1,2,3]triazole-4-carboxylic acid ethyl ester 947505-43-3 C6H7F2N3O3
    5-difluoromethoxy-1H-[1,2,3]triazole-4-carboxylic acid ethyl ester
    —— 5-acetyl-3-benzoyl-4-(2-hydroxyphenyl)-6-methyl-3,4-dihydropyrimidin-2(1H)-one 1254120-85-8 C20H18N2O4
    5-acetyl-3-benzoyl-4-(2-hydroxyphenyl)-6-methyl-3,4-dihydropyrimidin-2(1H)-one