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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-(o-Chlorphenyl)-3-aethoxycarbonylhydrazino-1,2,4-triazol 25784-75-2 C11H12ClN5O2
    5-(o-Chlorphenyl)-3-aethoxycarbonylhydrazino-1,2,4-triazol
    —— 5-Bromo-2-cyclohexylideneamino-N-m-tolyl-benzamide 30708-32-8 C20H21BrN2O
    5-Bromo-2-cyclohexylideneamino-N-m-tolyl-benzamide
    —— 5-sec-Butyl-3-<p-(1-oxo-3-phenylinden-2-yl)-phenyl>-2-thio-hydantoin 42353-02-6 C28H24N2O2S
    5-sec-Butyl-3-<p-(1-oxo-3-phenylinden-2-yl)-phenyl>-2-thio-hydantoin
    —— (5R,6R)-3,3-Dimethyl-7-oxo-6-[(phenylacetyl)amino]-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 4-oxide 4052-54-4 C16H18N2O5S
    (5R,6R)-3,3-Dimethyl-7-oxo-6-[(phenylacetyl)amino]-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 4-oxide
    —— 5-amino-4-(2-diethylamino-ethyl)-isoxazol-3-one 17415-17-7 C9H17N3O2
    5-amino-4-(2-diethylamino-ethyl)-isoxazol-3-one
    —— 5-Bromo-3β,19-dihydroxy-6β,19-epoxy-5α-androstan-17-one 27504-96-7 C21H29BrO5
    5-Bromo-3β,19-dihydroxy-6β,19-epoxy-5α-androstan-17-one
    —— 5-chloro-2,4-dihydroxyisophthalaldehyde 1344729-90-3 C8H5ClO4
    5-chloro-2,4-dihydroxyisophthalaldehyde
    —— 5-iodo-1-(2,3,5-tri-0-acetyl-β-D-ribofuranosyl)imidazole-4-carboxamide 118744-90-4 C15H18IN3O8
    5-iodo-1-(2,3,5-tri-0-acetyl-β-D-ribofuranosyl)imidazole-4-carboxamide
    —— 5-(2,3-epoxy-propyl)-5-isobutyl barbituric acid 66164-01-0 C11H16N2O4
    5-(2,3-epoxy-propyl)-5-isobutyl barbituric acid
    —— 5-(4-phenyl-1-butyn-1-yl)-1-β-D-ribofuranosylimidazole-4-carboxamide 131195-08-9 C19H21N3O5
    5-(4-phenyl-1-butyn-1-yl)-1-β-D-ribofuranosylimidazole-4-carboxamide
    —— 5-(2,3-dihydro-1,4-oxazin-4-yl)-4-ethoxy-2-methyl-3(2H)-pyridazinone 116614-71-2 C11H15N3O3
    5-(2,3-dihydro-1,4-oxazin-4-yl)-4-ethoxy-2-methyl-3(2H)-pyridazinone
    —— 5-Arsenophenyl-N-(m-tolyl)-rhodanin 29526-30-5 C16H14AsNO4S2
    5-Arsenophenyl-N-(m-tolyl)-rhodanin
    —— 5-Fluoren-9-yliden-1,3,4-trimethyl-Δ<sup>2</sup>-1,2,4-triazolin 27304-84-3 C18H17N3
    5-Fluoren-9-yliden-1,3,4-trimethyl-Δ<sup>2</sup>-1,2,4-triazolin
    —— 5-Isopropylidene-2-methyl-cyclopent-2-enecarboxylic acid methyl ester 35324-51-7 C11H16O2
    5-Isopropylidene-2-methyl-cyclopent-2-enecarboxylic acid methyl ester
    —— (5-fluoro-2-pyridin-3-yl-indol-3-ylmethyl)-dimethyl-amine 26067-53-8 C16H16FN3
    (5-fluoro-2-pyridin-3-yl-indol-3-ylmethyl)-dimethyl-amine
    —— 5-(tert-butyl)-3',4'-dichloro-3-(((1-methylcyclobutyl)amino)methyl)[1,1'-biphenyl]-2-ol 1609572-84-0 C22H27Cl2NO
    5-(tert-butyl)-3',4'-dichloro-3-(((1-methylcyclobutyl)amino)methyl)[1,1'-biphenyl]-2-ol
    —— 5-(η6-mesitylene)-(2,4-μH),(2,5-μH),(3,6-μH),(3,7-μH)-5-ferra-1-debor[C2v-(1v(6)2v(4)4v(5)2v(5)2v(5))-Δ(18)-closo]undecaborane(13) 92524-61-3 C9H25B9Fe
    5-(η6-mesitylene)-(2,4-μH),(2,5-μH),(3,6-μH),(3,7-μH)-5-ferra-1-debor[C2v-(1v(6)2v(4)4v(5)2v(5)2v(5))-Δ(18)-closo]undecaborane(13)
    —— 5-(6-methoxybenzothiazol-2-yldiazenyl)-8-hydroxyquinoline 533914-48-6 C17H12N4O2S
    5-(6-methoxybenzothiazol-2-yldiazenyl)-8-hydroxyquinoline
    —— 5'-O-(4,4'-dimethoxytrityl)-2'-O-[2-(methylamino)-2-oxoethyl]-2-N-isobutyrylguanosine 3'-O-succinate 1025783-30-5 C42H46N6O12
    5'-O-(4,4'-dimethoxytrityl)-2'-O-[2-(methylamino)-2-oxoethyl]-2-N-isobutyrylguanosine 3'-O-succinate
    —— 5-[5-(3-chlorophenyl)-3-methyl-1H-pyrazol-4-yl]pyridin-2-amine 216504-82-4 C15H13ClN4
    5-[5-(3-chlorophenyl)-3-methyl-1H-pyrazol-4-yl]pyridin-2-amine
    —— 5,5'-bis(7-(9,9-dioctyl-9H-fluoren-2-yl)-2,1,3-benzothiadiazol-4-yl)-2,2'-bithiophene 1505470-95-0 C78H90N4S4
    5,5'-bis(7-(9,9-dioctyl-9H-fluoren-2-yl)-2,1,3-benzothiadiazol-4-yl)-2,2'-bithiophene
    —— 5H-1-(β-morpholinoethyl)-2-pyrrolidone 135101-50-7 C10H18N2O2
    5H-1-(β-morpholinoethyl)-2-pyrrolidone
    —— 5-Cyclopentylaminomethylene-2,2-dimethyl-[1,3]dioxane-4,6-dione 90367-99-0 C12H17NO4
    5-Cyclopentylaminomethylene-2,2-dimethyl-[1,3]dioxane-4,6-dione
    —— 5-deoxy-3-C-methyl-D-ribose ethylene dithioacetal 197567-44-5 C8H16O3S2
    5-deoxy-3-C-methyl-D-ribose ethylene dithioacetal
    —— 5-Chloro-3-(4-chloro-phenyl)-7H-pyrazolo[4,3-e][1,2,4]triazolo[4,3-c]pyrimidine 246855-18-5 C12H6Cl2N6
    5-Chloro-3-(4-chloro-phenyl)-7H-pyrazolo[4,3-e][1,2,4]triazolo[4,3-c]pyrimidine
    —— 5-(4-bromohexyloxy)phenyl-10,15,20-triphenylporphyrin 102202-49-3 C50H41BrN4O
    5-(4-bromohexyloxy)phenyl-10,15,20-triphenylporphyrin
    —— (5S,8S)-36-methoxy-8-((6R,9S,12S,15S)-12-(4-methoxybenzyl)-2,2,6,9,15-pentamethyl-4,7,10,13-tetraoxo-3-oxa-5,8,11,14-tetraazahexadecan-16-amido)-6-methyl-7-oxo-2-oxa-6-aza-1(1,4),3(1,3)-dibenzenacyclononaphane-5-carboxylic acid 167316-16-7 C44H56N6O12
    (5S,8S)-36-methoxy-8-((6R,9S,12S,15S)-12-(4-methoxybenzyl)-2,2,6,9,15-pentamethyl-4,7,10,13-tetraoxo-3-oxa-5,8,11,14-tetraazahexadecan-16-amido)-6-methyl-7-oxo-2-oxa-6-aza-1(1,4),3(1,3)-dibenzenacyclononaphane-5-carboxylic acid
    —— 5-[2-((2R,3S,4S,6R)-6-{(4R,5S)-5-[(E)-5-(tert-Butyl-dimethyl-silanyloxy)-pent-1-enyl]-2,2-dimethyl-[1,3]dioxolan-4-yl}-4-methoxymethoxy-3-methyl-tetrahydro-pyran-2-yl)-ethylsulfanyl]-1-phenyl-1H-tetrazole 859845-22-0 C33H54N4O6SSi
    5-[2-((2R,3S,4S,6R)-6-{(4R,5S)-5-[(E)-5-(tert-Butyl-dimethyl-silanyloxy)-pent-1-enyl]-2,2-dimethyl-[1,3]dioxolan-4-yl}-4-methoxymethoxy-3-methyl-tetrahydro-pyran-2-yl)-ethylsulfanyl]-1-phenyl-1H-tetrazole
    —— 5-(3-Chloro-phenylamino)-4-nitro-thiophene-2-carboxylic acid methyl ester 78399-11-8 C12H9ClN2O4S
    5-(3-Chloro-phenylamino)-4-nitro-thiophene-2-carboxylic acid methyl ester
    —— 5-Benzylamino-bicyclo[2.2.2]octane-2-carboxylic acid methyl ester 89764-11-4 C17H23NO2
    5-Benzylamino-bicyclo[2.2.2]octane-2-carboxylic acid methyl ester
    —— (5R,6S,7S)-6-(4-Fluorophenyl)-3-[2-methoxy-5-(2-oxo-pyrrolidin-1-yl)phenyl]-1-oxaspiro[4.4]non-3-ene-7-carboxylic acid methyl ester 207111-56-6 C27H28FNO5
    (5R,6S,7S)-6-(4-Fluorophenyl)-3-[2-methoxy-5-(2-oxo-pyrrolidin-1-yl)phenyl]-1-oxaspiro[4.4]non-3-ene-7-carboxylic acid methyl ester
    —— 5-Cyano-1,3-diethyl-6-hydroxy-4-methylpyrid-2-on 37675-90-4 C11H14N2O2
    5-Cyano-1,3-diethyl-6-hydroxy-4-methylpyrid-2-on
    —— 5,10-o-benzeno-phenarsazine 25201-28-9 C18H12AsN
    5,10-o-benzeno-phenarsazine
    —— 5,6-Dihydro-4H-cyclopenta-1,3-dithiol-2-thion 17534-29-1 C6H6S3
    5,6-Dihydro-4H-cyclopenta-1,3-dithiol-2-thion
    —— 5-acetoxy-4-cyano-5,6-dihydro-2H-pyran 109917-43-3 C8H9NO3
    5-acetoxy-4-cyano-5,6-dihydro-2H-pyran
    —— 5-acetyl-6-hydroxybenzo[1,3]oxathiol-2-one 947245-23-0 C9H6O4S
    5-acetyl-6-hydroxybenzo[1,3]oxathiol-2-one
    —— 5-(1-pentyn-1-yl)-1-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)imidazole-4-carboxamide 118907-99-6 C20H25N3O8
    5-(1-pentyn-1-yl)-1-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)imidazole-4-carboxamide
    —— 5-benzylidene-thiazolidine-2,4-dione 2-[4-(4-ethoxy-phenyl)-thiosemicarbazone] 98783-51-8 C19H18N4O2S2
    5-benzylidene-thiazolidine-2,4-dione 2-[4-(4-ethoxy-phenyl)-thiosemicarbazone]
    —— (5-methyl-5-octyl-2-oxo-thiophen-4-yloxy)-acetic acid N'-(2,4-dichloro-phenyl)-hydrazide 1024809-85-5 C21H28Cl2N2O3S
    (5-methyl-5-octyl-2-oxo-thiophen-4-yloxy)-acetic acid N'-(2,4-dichloro-phenyl)-hydrazide
    —— 5-fluoro-2,3-bis(4-methoxyphenyl)benzofuran 5839-56-5 C22H17FO3
    5-fluoro-2,3-bis(4-methoxyphenyl)benzofuran
    —— 5,7-Diethoxy-1,4-naphthochinon 65565-41-5 C14H14O4
    5,7-Diethoxy-1,4-naphthochinon
    —— 5-(3-methoxyphenyl)-2,4-dihydro-1H-thiopyrano[3,4-c]naphtho[2,3-f]quinoline 1395102-05-2 C27H21NOS
    5-(3-methoxyphenyl)-2,4-dihydro-1H-thiopyrano[3,4-c]naphtho[2,3-f]quinoline
    —— 5-(2-phenyl-2-hydroxy-ethyl)-4-(2,5,5-trimethyl-1,3-dioxan-2-yl)-3-isoxazolecarboxylic acid ethyl ester 691406-98-1 C21H27NO6
    5-(2-phenyl-2-hydroxy-ethyl)-4-(2,5,5-trimethyl-1,3-dioxan-2-yl)-3-isoxazolecarboxylic acid ethyl ester
    —— 5H-dibenzo[b,f]azepine-5-carboxamide compound with hydroquinone (1:1) 1355365-31-9 C6H6O2*C15H12N2O
    5H-dibenzo[b,f]azepine-5-carboxamide compound with hydroquinone (1:1)
    —— (5R,5aR,8aR,9S)-8a-chloro-9-(2-chloro-3,4,5-trimethoxyphenyl)-8-oxo-5,5a,6,8,8a,9-hexahydrofuro[3',4':6,7]naphtho[2,3-d][1,3]dioxol-5-yl 2-(naphthalen-1-yl)acetate 1562421-00-4 C34H28Cl2O9
    (5R,5aR,8aR,9S)-8a-chloro-9-(2-chloro-3,4,5-trimethoxyphenyl)-8-oxo-5,5a,6,8,8a,9-hexahydrofuro[3',4':6,7]naphtho[2,3-d][1,3]dioxol-5-yl 2-(naphthalen-1-yl)acetate
    —— 5-<1-<3-(benzylthiocarbamoyl)-3-benzylthioureido>>-1-(β-D-ribofuranosyl)imidazole-4-carboxamide 133967-03-0 C25H28N6O5S2
    5-<1-<3-(benzylthiocarbamoyl)-3-benzylthioureido>>-1-(β-D-ribofuranosyl)imidazole-4-carboxamide
    —— 5-(4-acetoxyphenylcarbamoyl)-1,3-phenylene Diacetate 1236211-46-3 C19H17NO7
    5-(4-acetoxyphenylcarbamoyl)-1,3-phenylene Diacetate
    —— 5-((2-ethylhexyl)oxy)-6-fluoro-4,7-di(thiophen-2-yl)benzo[c][1,2,5]thiadiazole 1616461-41-6 C22H23FN2OS3
    5-((2-ethylhexyl)oxy)-6-fluoro-4,7-di(thiophen-2-yl)benzo[c][1,2,5]thiadiazole
    —— 5-Formyl-4-oxo-1-phenyl-1,4-dihydro-pyridazine-3-carboxylic acid ethyl ester 121996-39-2 C14H12N2O4
    5-Formyl-4-oxo-1-phenyl-1,4-dihydro-pyridazine-3-carboxylic acid ethyl ester
    —— 5-chloro-2-[(4,6-dimethoxy-pyrimidin-2-ylcarbamoyl)-sulfamoyl]-benzoic acid methyl ester 74223-13-5 C15H15ClN4O7S
    5-chloro-2-[(4,6-dimethoxy-pyrimidin-2-ylcarbamoyl)-sulfamoyl]-benzoic acid methyl ester