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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5'-quinolin-2-yl-[2,2']bithiophenyl-5-carbaldehyde 34243-36-2 C18H11NOS2
    5'-quinolin-2-yl-[2,2']bithiophenyl-5-carbaldehyde
    —— 5-iodomethyl-2-methyl-3-phenylsulfonyl-4,5-dihydrofuran 132268-87-2 C12H13IO3S
    5-iodomethyl-2-methyl-3-phenylsulfonyl-4,5-dihydrofuran
    —— 5-Cyclohexyl-1,2-dimethyl-3-phenylpyrrole 1260147-06-5 C18H23N
    5-Cyclohexyl-1,2-dimethyl-3-phenylpyrrole
    —— 5-({4-[5-(1-benzyl-1H-indol-3-yl)-1,2,4-oxadiazol-3-yl]benzyl}amino)pentanoic acid 1377936-13-4 C29H28N4O3
    5-({4-[5-(1-benzyl-1H-indol-3-yl)-1,2,4-oxadiazol-3-yl]benzyl}amino)pentanoic acid
    —— 5.5-Spiro-pentamethylen-cyclohexantrion-(1.2.3)-hydrat 5103-53-7 C11H16O4
    5.5-Spiro-pentamethylen-cyclohexantrion-(1.2.3)-hydrat
    —— 5-methyl-4-oxo-N-({2-[(2-{[1-(triphenylmethyl)-1H-1,2,4-triazol-3-yl]thio}ethyl)oxy]pyridin-4-yl}methyl)-3,4-dihydrothieno[2,3-d]pyrimidine-2-carboxamide 935758-84-2 C37H31N7O3S2
    5-methyl-4-oxo-N-({2-[(2-{[1-(triphenylmethyl)-1H-1,2,4-triazol-3-yl]thio}ethyl)oxy]pyridin-4-yl}methyl)-3,4-dihydrothieno[2,3-d]pyrimidine-2-carboxamide
    —— 5-dimethylcarbamoyloxy-2-(1-ethyl-propyl)-4-methyl-4-propyl-2,4-dihydro-pyrazol-3-one 65896-47-1 C15H27N3O3
    5-dimethylcarbamoyloxy-2-(1-ethyl-propyl)-4-methyl-4-propyl-2,4-dihydro-pyrazol-3-one
    —— 5-<i>tert</i>-butyl-2-{5-[5-(4-<i>tert</i>-butyl-phenyl)-[1,3,4]oxadiazol-2-yl]-thiophen-2-yl}-benzooxazole 2325-95-3 C27H27N3O2S
    5-<i>tert</i>-butyl-2-{5-[5-(4-<i>tert</i>-butyl-phenyl)-[1,3,4]oxadiazol-2-yl]-thiophen-2-yl}-benzooxazole
    —— 5-Benzyloxy-1H-indole-3-carboxylic acid 3-dimethylamino-propyl ester 5091-63-4 C21H24N2O3
    5-Benzyloxy-1H-indole-3-carboxylic acid 3-dimethylamino-propyl ester
    —— 5-methyl-2-{5-[5-(4-octyloxy-phenyl)-[1,3,4]oxadiazol-2-yl]-thiophen-2-yl}-benzooxazole 1965-71-5 C28H29N3O3S
    5-methyl-2-{5-[5-(4-octyloxy-phenyl)-[1,3,4]oxadiazol-2-yl]-thiophen-2-yl}-benzooxazole
    —— 5-(3-Piperazinopropyl)-3,7-dichloriminobibenzyl 106303-25-7 C21H25Cl2N3
    5-(3-Piperazinopropyl)-3,7-dichloriminobibenzyl
    —— 5-Chloro-2-oxo-2,3-dihydro-benzooxazole-7-sulfonic acid phenylamide 106629-05-4 C13H9ClN2O4S
    5-Chloro-2-oxo-2,3-dihydro-benzooxazole-7-sulfonic acid phenylamide
    —— 5,6-dideoxy-1,2-O-isopropylidene-5-C-<(methoxy)phenylphosphinyl>-3-O-methyl-α-D-glucofuranose 70632-56-3 C17H25O6P
    5,6-dideoxy-1,2-O-isopropylidene-5-C-<(methoxy)phenylphosphinyl>-3-O-methyl-α-D-glucofuranose
    —— (5R)-5-((1S)-1-((2S,3R,5S,9R,10R,13R,14S,17R)-2,3,14-trihydroxy-10,13-dimethyl-6-oxo-2,3,4,5,6,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl-15,16-t2)ethyl)dihydrofuran-2(3H)-one 77260-44-7 C25H36O6
    (5R)-5-((1S)-1-((2S,3R,5S,9R,10R,13R,14S,17R)-2,3,14-trihydroxy-10,13-dimethyl-6-oxo-2,3,4,5,6,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl-15,16-t2)ethyl)dihydrofuran-2(3H)-one
    —— (5Z,10Z,14Z,19Z)-2,7,12,17-Tetrakis-(3,5-dimethoxy-phenyl)-3,8,13,18-tetramethyl-porphyrin 126760-88-1 C56H54N4O8
    (5Z,10Z,14Z,19Z)-2,7,12,17-Tetrakis-(3,5-dimethoxy-phenyl)-3,8,13,18-tetramethyl-porphyrin
    —— 5,7-dibromo-3-((2E,4E)-5-phenylpenta-2,4-dienoyl)tropolone 1393645-84-5 C18H12Br2O3
    5,7-dibromo-3-((2E,4E)-5-phenylpenta-2,4-dienoyl)tropolone
    —— 5-acetylamino-4-cyano-2-methyl-thiophene-3-carboxylic acid 52099-62-4 C9H8N2O3S
    5-acetylamino-4-cyano-2-methyl-thiophene-3-carboxylic acid
    —— 5-Brom-2-methoxy-1-methyl-cyclohexen-(1)-on-(6) 106164-28-7 C8H11BrO2
    5-Brom-2-methoxy-1-methyl-cyclohexen-(1)-on-(6)
    —— 5-methoxy-pyridine-3-sulfonic acid tert-butylamide 934974-95-5 C10H16N2O3S
    5-methoxy-pyridine-3-sulfonic acid tert-butylamide
    —— 5-allylamino-3-amino-6-chloro-pyrazine-2-carboxylic acid hydrazide 25670-50-2 C8H11ClN6O
    5-allylamino-3-amino-6-chloro-pyrazine-2-carboxylic acid hydrazide
    —— 5-[1-(5-Ethyl-5,6-dihydro-4H-cyclopenta[b]thiophen-2-yl)-meth-(Z)-ylidene]-2-thioxo-thiazolidin-4-one 64744-12-3 C13H13NOS3
    5-[1-(5-Ethyl-5,6-dihydro-4H-cyclopenta[b]thiophen-2-yl)-meth-(Z)-ylidene]-2-thioxo-thiazolidin-4-one
    —— 5-{2-[4-(2-chloro-phenyl)-piperazin-1-yl]-ethyl}-1,3-dihydro-benzoimidazol-2-one 94304-20-8 C19H21ClN4O
    5-{2-[4-(2-chloro-phenyl)-piperazin-1-yl]-ethyl}-1,3-dihydro-benzoimidazol-2-one
    —— 5-(3-methyl-3<i>H</i>-benzothiazol-2-ylidene)-3-[2]pyridyl-2-thioxo-thiazolidin-4-one 107519-88-0 C16H11N3OS3
    5-(3-methyl-3<i>H</i>-benzothiazol-2-ylidene)-3-[2]pyridyl-2-thioxo-thiazolidin-4-one
    —— 5-(1,1-Dimethyl-propyl)-2,2-diethyl-[1,3,2]dioxasilolan-4-one 37011-21-5 C11H22O3Si
    5-(1,1-Dimethyl-propyl)-2,2-diethyl-[1,3,2]dioxasilolan-4-one
    —— 5,6-dichloro-1-{2-[4-(4-methylpiperazin-1-yl)piperidin-1-yl]-2-oxo-1-phenylethyl}-1,3-dihydrobenzimidazol-2-one 1010446-03-3 C25H29Cl2N5O2
    5,6-dichloro-1-{2-[4-(4-methylpiperazin-1-yl)piperidin-1-yl]-2-oxo-1-phenylethyl}-1,3-dihydrobenzimidazol-2-one
    —— 5-amino-2-(2-furyl)-thiazolo[5,4-d]pyrimidine-7-thiol 1245319-36-1 C9H6N4OS2
    5-amino-2-(2-furyl)-thiazolo[5,4-d]pyrimidine-7-thiol
    —— [5-bromo-1-(2-phenylethyl)-1H-benzimidazol-2-yl](3,4,5-trimethoxyphenyl)methanone 679794-10-6 C25H23BrN2O4
    [5-bromo-1-(2-phenylethyl)-1H-benzimidazol-2-yl](3,4,5-trimethoxyphenyl)methanone
    —— 5-iodo-2-nitropyridin-3-amine 927910-72-3 C5H4IN3O2
    5-iodo-2-nitropyridin-3-amine
    —— 5-(6-methylamino-pyrimidin-4-yloxy)-1H-indole 882408-03-9 C13H12N4O
    5-(6-methylamino-pyrimidin-4-yloxy)-1H-indole
    —— (5R)-3-(4-benzyloxy-3-fluoro-phenyl)-5-(isoxazol-3-yloxymethyl)-oxazolidin-2-one 926279-54-1 C20H17FN2O5
    (5R)-3-(4-benzyloxy-3-fluoro-phenyl)-5-(isoxazol-3-yloxymethyl)-oxazolidin-2-one
    —— 5-hydroxy-6-phenylazo-[1]naphthoic acid ethyl ester 858023-10-6 C19H16N2O3
    5-hydroxy-6-phenylazo-[1]naphthoic acid ethyl ester
    —— 5,6,9,10-tetrahydro-imidazo[2,1-<i>b</i>]naphtho[1,2-<i>d</i>]thiazol-3-ol 35970-96-8 C13H12N2OS
    5,6,9,10-tetrahydro-imidazo[2,1-<i>b</i>]naphtho[1,2-<i>d</i>]thiazol-3-ol
    —— 5-methyl-1,2,3-thiadiazole-4-thiol, sodium salt 114373-58-9 C3H3N2S2*Na
    5-methyl-1,2,3-thiadiazole-4-thiol, sodium salt
    —— 5,6-dihydro-2,3-dimethoxybenzo[a]-13-ethyl-9-(2-iodo)benzyloxy-10-methoxybenzo[g]quinolizinium chloride 259135-61-0 C29H29INO4*Cl
    5,6-dihydro-2,3-dimethoxybenzo[a]-13-ethyl-9-(2-iodo)benzyloxy-10-methoxybenzo[g]quinolizinium chloride
    —— 5-methyl-2-(4-methylphenyl)-1H-pyrazol-3-one 2046-03-9 C11H12N2O
    5-methyl-2-(4-methylphenyl)-1H-pyrazol-3-one
    —— (5E,7E)-(1S,3R,20R)-1,3-Bis[[1,1dimethylethyl (diphenyl)silyl]oxy]-20,21-epoxy-20-methyl-9,10-secopregna-5,7,10(19)-triene 154314-39-3 C54H68O3Si2
    (5E,7E)-(1S,3R,20R)-1,3-Bis[[1,1dimethylethyl (diphenyl)silyl]oxy]-20,21-epoxy-20-methyl-9,10-secopregna-5,7,10(19)-triene
    —— (5aS,5bR,8aR,9aR)-7,7-dimethyl-1-phenyloctahydro-3H-[1,3]dioxolo[4'',5'':4',5']furo[2',3':5,6]pyrano[4,3-c]isoxazole 1030372-60-1 C17H21NO5
    (5aS,5bR,8aR,9aR)-7,7-dimethyl-1-phenyloctahydro-3H-[1,3]dioxolo[4'',5'':4',5']furo[2',3':5,6]pyrano[4,3-c]isoxazole
    —— 5-[4-(Imidazol-1-ylmethyl)phenyl]pyrimidine 1019780-36-9 C14H12N4
    5-[4-(Imidazol-1-ylmethyl)phenyl]pyrimidine
    —— 5-ethoxycarbonylimino-2-methyl-4-phenyl-Δ3-1,2,3-thiadiazoline 78322-14-2 C12H13N3O2S
    5-ethoxycarbonylimino-2-methyl-4-phenyl-Δ3-1,2,3-thiadiazoline
    —— 5,5'-[[(4-Methoxyphenyl)imino]diethane-2,1-diyl]bis-(4-phenyl-2,4-dihydro-3h-1,2,4-triazol-3-one) 1215340-49-0 C27H27N7O3
    5,5'-[[(4-Methoxyphenyl)imino]diethane-2,1-diyl]bis-(4-phenyl-2,4-dihydro-3h-1,2,4-triazol-3-one)
    —— 5-N-acetyl-1,4-dihydroxy-5,8-di-p-butylanilinoanthraquinone 86897-23-6 C36H36N2O5
    5-N-acetyl-1,4-dihydroxy-5,8-di-p-butylanilinoanthraquinone
    —— 5-{5-[(2R)-3-methyl-2-{5-[1-(oxetan-3-yl)-1H-pyrazol-4-yl]-1,2,4-oxadiazol-3-yl}butan-2-yl]pyridin-2-yl}pyrimidin-2-amine 1369483-52-2 C22H24N8O2
    5-{5-[(2R)-3-methyl-2-{5-[1-(oxetan-3-yl)-1H-pyrazol-4-yl]-1,2,4-oxadiazol-3-yl}butan-2-yl]pyridin-2-yl}pyrimidin-2-amine
    —— 5-[4-[1-[(2-fluoro-6-methoxyphenyl)methyl]-(3R)-piperidinyl]-1H-1,2,3-triazol-1-yl]-3-(4-pyridinyl)-1H-indazole 1374351-18-4 C27H26FN7O
    5-[4-[1-[(2-fluoro-6-methoxyphenyl)methyl]-(3R)-piperidinyl]-1H-1,2,3-triazol-1-yl]-3-(4-pyridinyl)-1H-indazole
    —— 5-(4-methoxy-benzyl)-6-(toluene-4-sulfonyl)-5,6-dihydro-[1,3]dioxolo[4,5-<i>g</i>]isoquinoline 55857-55-1 C25H23NO5S
    5-(4-methoxy-benzyl)-6-(toluene-4-sulfonyl)-5,6-dihydro-[1,3]dioxolo[4,5-<i>g</i>]isoquinoline
    —— 5-(5-(2,3-dihydro-1-benzofuran-5-yl)-1,2,4-oxadiazol-3-yl)-1-{[3-(2-methoxyethoxy)phenyl]methyl}-1,2-dihydropyridin-2-one 1571029-24-7 C25H23N3O5
    5-(5-(2,3-dihydro-1-benzofuran-5-yl)-1,2,4-oxadiazol-3-yl)-1-{[3-(2-methoxyethoxy)phenyl]methyl}-1,2-dihydropyridin-2-one
    —— 5-{5-[(2R)-2-{5-[1-(2,2-difluoroethyl)-1H-pyrazol-4-yl]1,2,4-oxadiazol-3-yl}-3-methylbutan-2-yl]pyridin-2-yl}pyrimidin-2-amine 1369483-65-7 C21H22F2N8O
    5-{5-[(2R)-2-{5-[1-(2,2-difluoroethyl)-1H-pyrazol-4-yl]1,2,4-oxadiazol-3-yl}-3-methylbutan-2-yl]pyridin-2-yl}pyrimidin-2-amine
    —— 5-(2,2,2-trifluoroethoxy)-14-oxa-2,4,6,8,19,23,32-heptazatetracyclo[23.2.2.210,13.13,7]dotriaconta-1(27),3,5,7(32),10(31),11,13(30),25,28-nonaen-24-one 1373163-18-8 C26H30F3N7O3
    5-(2,2,2-trifluoroethoxy)-14-oxa-2,4,6,8,19,23,32-heptazatetracyclo[23.2.2.210,13.13,7]dotriaconta-1(27),3,5,7(32),10(31),11,13(30),25,28-nonaen-24-one
    —— 5,6-Dibromo-2,4-dioxo-6-thiophen-2-yl-hexanoic acid ethyl ester 174087-86-6 C12H12Br2O4S
    5,6-Dibromo-2,4-dioxo-6-thiophen-2-yl-hexanoic acid ethyl ester
    —— 5-[4-[1-[(2,6-difluorophenyl)methyl]-(3R)-piperidinyl]-1H-1,2,3-triazol-1-yl]-3-(2-methyl-4-pyridinyl)-1H-indazole 1374351-34-4 C27H25F2N7
    5-[4-[1-[(2,6-difluorophenyl)methyl]-(3R)-piperidinyl]-1H-1,2,3-triazol-1-yl]-3-(2-methyl-4-pyridinyl)-1H-indazole
    —— 5-bromomethyl-2-methyl-3<i>H</i>-pyrimidine-4-thione; hydrobromide 7122-83-0 BrH*C6H7BrN2S
    5-bromomethyl-2-methyl-3<i>H</i>-pyrimidine-4-thione; hydrobromide