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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5'-deoxy-5-ethynyl-N4-[(pyridin-3-ylmethoxy)carbonyl]cytidine 234077-02-2 C18H18N4O6
    5'-deoxy-5-ethynyl-N4-[(pyridin-3-ylmethoxy)carbonyl]cytidine
    —— 5-amino-1-benzyl-4-ethoxycarbonyl-3-methylimidazolium iodide 118778-39-5 C14H18N3O2*I
    5-amino-1-benzyl-4-ethoxycarbonyl-3-methylimidazolium iodide
    —— 5-Methyl-2-phenyl-4-[4-(1-phenyl-1H-pyrazol-4-yl)-phenylazo]-2H-pyrazol-3-ylamine 114474-34-9 C25H21N7
    5-Methyl-2-phenyl-4-[4-(1-phenyl-1H-pyrazol-4-yl)-phenylazo]-2H-pyrazol-3-ylamine
    —— 5,5''-bis[1-(2-{[2,3,4,6-tetra-O-acetyl-α-D-mannosyl]oxy}ethyl)-1H-1,2,3-triazol-4-yl]-2,2':3',2''-terthiophene 1450824-76-6 C48H54N6O20S3
    5,5''-bis[1-(2-{[2,3,4,6-tetra-O-acetyl-α-D-mannosyl]oxy}ethyl)-1H-1,2,3-triazol-4-yl]-2,2':3',2''-terthiophene
    —— 5-amino-1-methoxymethyl-3,4-dinitro-1H-pyrazole 1415924-65-0 C5H7N5O5
    5-amino-1-methoxymethyl-3,4-dinitro-1H-pyrazole
    —— 5-(3,5-dibromo-2-(prop-2-ynyloxy)phenyl)isoxazole-3-carboxylic acid 1196516-81-0 C13H7Br2NO4
    5-(3,5-dibromo-2-(prop-2-ynyloxy)phenyl)isoxazole-3-carboxylic acid
    —— (+/-)-5-(2-<N,N-Bis-(2-chlor-aethyl)-sulfamoyl>-aethyl)-hydantoin 90722-76-2 C9H15Cl2N3O4S
    (+/-)-5-(2-<N,N-Bis-(2-chlor-aethyl)-sulfamoyl>-aethyl)-hydantoin
    —— 5-(2,2-Dimethyl-propionyloxy)-2-hydroxy-benzoic acid 2889-43-2 C12H14O5
    5-(2,2-Dimethyl-propionyloxy)-2-hydroxy-benzoic acid
    —— 5,8-Dihydroxy-9,10-dioxo-9,10-dihydro-anthracene-2-carboxylic acid (4-methoxy-phenyl)-amide 19593-56-7 C22H15NO6
    5,8-Dihydroxy-9,10-dioxo-9,10-dihydro-anthracene-2-carboxylic acid (4-methoxy-phenyl)-amide
    —— 5-butyl-N-(imidazo[1,2-a]pyridin-3-ylmethyl)-1-[5-methyl-4-(2-thienyl)pyrimidin-2-yl]-1H-pyrazole-4-carboxamide 1019255-62-9 C25H25N7OS
    5-butyl-N-(imidazo[1,2-a]pyridin-3-ylmethyl)-1-[5-methyl-4-(2-thienyl)pyrimidin-2-yl]-1H-pyrazole-4-carboxamide
    —— 5-[(1-(4-chloro-2-(trifluoromethyl)benzyl)-1H-indazol-5-yl)methylene]-2-[5-(2-hydroxyethyl)-2S,5S-diazabicyclo[2.2.1]hept-2-yl]thiazol-4-one 1312702-57-0 C26H23ClF3N5O2S
    5-[(1-(4-chloro-2-(trifluoromethyl)benzyl)-1H-indazol-5-yl)methylene]-2-[5-(2-hydroxyethyl)-2S,5S-diazabicyclo[2.2.1]hept-2-yl]thiazol-4-one
    —— 5-[4-(morpholinomethyl)phenyl]-3-oxazolo[4,5-c]pyridin-2-yl-pyridin-2-amine 1146945-23-4 C22H21N5O2
    5-[4-(morpholinomethyl)phenyl]-3-oxazolo[4,5-c]pyridin-2-yl-pyridin-2-amine
    —— 5-bromo-N-[1(S)-(4-hydroxycarbamoyl-phenylcarbamoyl)-2-biphenyl-4-yl-ethyl]-nicotinamide 873113-49-6 C28H23BrN4O4
    5-bromo-N-[1(S)-(4-hydroxycarbamoyl-phenylcarbamoyl)-2-biphenyl-4-yl-ethyl]-nicotinamide
    —— 5-β-hydroxyethyl-1,4-diamino-anthraquinone 359868-06-7 C16H14N2O3
    5-β-hydroxyethyl-1,4-diamino-anthraquinone
    —— 5-(2-chloro-ethoxy)-5-oxo-1,2,3,4-tetraphenyl-5λ5-phospha-bicyclo[2.1.1]hex-2-en-6-one 4677-26-3 C31H24ClO3P
    5-(2-chloro-ethoxy)-5-oxo-1,2,3,4-tetraphenyl-5λ5-phospha-bicyclo[2.1.1]hex-2-en-6-one
    —— 5-Hydroxymethyl-furfural-2,4-dinitro-phenylhydrazon 15465-63-1 C12H10N4O6
    5-Hydroxymethyl-furfural-2,4-dinitro-phenylhydrazon
    —— 5-Methyl-2-(N'-o-tolyl-hydrazino)-5H-benzo[b][1,4]thiazepin-4-one 153528-22-4 C17H17N3OS
    5-Methyl-2-(N'-o-tolyl-hydrazino)-5H-benzo[b][1,4]thiazepin-4-one
    —— 5-(1,3-benzodioxol-5-yl)tetrahydrofuran-3-ol 125783-21-3 C11H12O4
    5-(1,3-benzodioxol-5-yl)tetrahydrofuran-3-ol
    —— 5α-Pregnan-17α-ol-3,20-dion 570-58-1 C21H32O3
    5α-Pregnan-17α-ol-3,20-dion
    —— 5-hydroxy-2-(2-hydroxyethyl)-pentanal 56506-15-1 C7H14O3
    5-hydroxy-2-(2-hydroxyethyl)-pentanal
    —— 5,6,7,12-Tetrahydro-dibenzo[a,d]cyclooctene-6-carboxylic acid 64303-11-3 C17H16O2
    5,6,7,12-Tetrahydro-dibenzo[a,d]cyclooctene-6-carboxylic acid
    —— 5-amino-1-[2,6-dichloro-4-(trifluoromethyl)phenyl]-4-[2-(fluoroethyl)sulfinyl]-1H-pyrazole-3-carbonitrile 209966-71-2 C13H8Cl2F4N4OS
    5-amino-1-[2,6-dichloro-4-(trifluoromethyl)phenyl]-4-[2-(fluoroethyl)sulfinyl]-1H-pyrazole-3-carbonitrile
    —— 5-(2-(benzo[d]thiazol-2-ylsulfonyl)acetoxy)pentyl 2-(benzo[d]thiazol-2-ylsulfonyl)acetate 1226981-57-2 C23H22N2O8S4
    5-(2-(benzo[d]thiazol-2-ylsulfonyl)acetoxy)pentyl 2-(benzo[d]thiazol-2-ylsulfonyl)acetate
    —— 5-(4-chlorobutyl)-3-(3-(trifluoromethyl)phenyl)-1H-pyrazole 1448862-56-3 C14H14ClF3N2
    5-(4-chlorobutyl)-3-(3-(trifluoromethyl)phenyl)-1H-pyrazole
    —— 5-chloro-4-imidazo[1,2-a]pyridin-3-yl-N-(2-methoxy-5-piperazin-1-yl-phenyl)pyrimidin-2-amine 1224702-97-9 C22H22ClN7O
    5-chloro-4-imidazo[1,2-a]pyridin-3-yl-N-(2-methoxy-5-piperazin-1-yl-phenyl)pyrimidin-2-amine
    —— 5-(2,5-dichlorobenzyl)-3-phenyl-2-thioxothiazolidin-4-one 1383430-97-4 C16H11Cl2NOS2
    5-(2,5-dichlorobenzyl)-3-phenyl-2-thioxothiazolidin-4-one
    —— (5R,6S)-6-<(1R)-hydroxyethyl>-2-(2-aminoethyl)-2-penem-3-carboxylic acid 81225-26-5 C10H14N2O4S
    (5R,6S)-6-<(1R)-hydroxyethyl>-2-(2-aminoethyl)-2-penem-3-carboxylic acid
    —— 5-(2-(difluoromethyl)-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridin-4-yl)-N-(1,1-dioxidotetrahydro-2H-thiopyran-4-yl)pyridine-2-sulfonamide 1089669-82-8 C24H22F2N4O6S3
    5-(2-(difluoromethyl)-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridin-4-yl)-N-(1,1-dioxidotetrahydro-2H-thiopyran-4-yl)pyridine-2-sulfonamide
    —— 5-{4-[1-(4-{1-[4-(5-Mercapto-pentyloxy)-phenyl]-1-methyl-ethyl}-phenyl)-1-methyl-ethyl]-phenoxy}-pentane-1-thiol 182318-42-9 C34H46O2S2
    5-{4-[1-(4-{1-[4-(5-Mercapto-pentyloxy)-phenyl]-1-methyl-ethyl}-phenyl)-1-methyl-ethyl]-phenoxy}-pentane-1-thiol
    —— 5-(4-methylphenylsulfonyl)-1-methylsulfonyl-1,2,3,4,4a,5,6,7-octahydro-1,5-naphthyridine 1244779-84-7 C16H22N2O4S2
    5-(4-methylphenylsulfonyl)-1-methylsulfonyl-1,2,3,4,4a,5,6,7-octahydro-1,5-naphthyridine
    —— 5-Methoxy-1-[6-[3-methyl-2-[[7-methyl-2-(oxetan-3-yl)-1,3-dihydroisoindol-5-yl]methoxy]phenyl]pyridin-2-yl]pyrazole-4-carboxylic acid 1579516-78-1 C30H30N4O5
    5-Methoxy-1-[6-[3-methyl-2-[[7-methyl-2-(oxetan-3-yl)-1,3-dihydroisoindol-5-yl]methoxy]phenyl]pyridin-2-yl]pyrazole-4-carboxylic acid
    —— 5-[Tetrahydro-pyran-(2Z)-ylidene]-pentan-2-ol 103561-14-4 C10H18O2
    5-[Tetrahydro-pyran-(2Z)-ylidene]-pentan-2-ol
    —— 5-<2-Acetoxy-ethyl>-3-<4,6-dimethoxy-2-methyl-5-pyrimidyl-methyl>-4-hydroxy-4-methyl-thiazolidin-2-thion 5492-07-9 C16H23N3O5S2
    5-<2-Acetoxy-ethyl>-3-<4,6-dimethoxy-2-methyl-5-pyrimidyl-methyl>-4-hydroxy-4-methyl-thiazolidin-2-thion
    —— 5-amino-2<i>H</i>-pyrazole-3,4-dione 4-[(5-chloro-2-methoxy-phenyl)-hydrazone] 4587-46-6 C10H10ClN5O2
    5-amino-2<i>H</i>-pyrazole-3,4-dione 4-[(5-chloro-2-methoxy-phenyl)-hydrazone]
    —— 5-<3-(5-chloropyridyl)methyl>-2-benzofurancarboxylic acid ethyl ester 85666-31-5 C17H14ClNO3
    5-<3-(5-chloropyridyl)methyl>-2-benzofurancarboxylic acid ethyl ester
    —— 5,6-Diamino-1-(3-benzyloxy-phenyl)-3-methyl-1H-pyrimidine-2,4-dione 658061-66-6 C18H18N4O3
    5,6-Diamino-1-(3-benzyloxy-phenyl)-3-methyl-1H-pyrimidine-2,4-dione
    —— 5-hydroxy-2,4,4-trimethyl-6-phenyl-hexan-3-one 116435-40-6 C15H22O2
    5-hydroxy-2,4,4-trimethyl-6-phenyl-hexan-3-one
    —— 5-(4-methylphenylamino)-1,3,4-selenadiazol-2(3H)-one 1401253-06-2 C9H9N3OSe
    5-(4-methylphenylamino)-1,3,4-selenadiazol-2(3H)-one
    —— 5-(methoxycarbonyl)pentyl α-L-fucopyranosyl-(1→2)-4-O-methyl-β-D-galactopyranosyl-(1→3)-2-acetamido-2-deoxy-α-D-galactopyranoside 1393599-64-8 C28H49NO17
    5-(methoxycarbonyl)pentyl α-L-fucopyranosyl-(1→2)-4-O-methyl-β-D-galactopyranosyl-(1→3)-2-acetamido-2-deoxy-α-D-galactopyranoside
    —— 5-cyclopropyl-2-phenyl-1H-indole 1263300-10-2 C17H15N
    5-cyclopropyl-2-phenyl-1H-indole
    —— 5-cyano-1-(2-trimethylsilanyl-ethoxymethyl)-1H-imidazole-2-carboxylic acid (2-cyclohex-1-enyl-4-piperidin-4-yl-phenyl)-amide trifluoroacetic acid salt 935448-90-1 C2HF3O2*C28H39N5O2Si
    5-cyano-1-(2-trimethylsilanyl-ethoxymethyl)-1H-imidazole-2-carboxylic acid (2-cyclohex-1-enyl-4-piperidin-4-yl-phenyl)-amide trifluoroacetic acid salt
    —— 5-(4-nitrophenyl)-3,4-dihydroxythiophene-2-carboxylic acid 137279-67-5 C11H7NO6S
    5-(4-nitrophenyl)-3,4-dihydroxythiophene-2-carboxylic acid
    —— 5-(2,3-dimethyl-phenyl)-2-methyl-thiazole-4-carboxylic acid cyclopropylmethyl-[2-(3,4-dimethoxy-phenyl)-2-hydroxy-ethyl]-amide 1223565-52-3 C27H32N2O4S
    5-(2,3-dimethyl-phenyl)-2-methyl-thiazole-4-carboxylic acid cyclopropylmethyl-[2-(3,4-dimethoxy-phenyl)-2-hydroxy-ethyl]-amide
    —— 5-(2-Methoxy-5-(β-hydroxyethylsulfamoyl)-phenylazo)-6-hydroxychrysen 15939-75-0 C27H23N3O5S
    5-(2-Methoxy-5-(β-hydroxyethylsulfamoyl)-phenylazo)-6-hydroxychrysen
    —— 5-bromo-4-(4-nitro-phenyl)-oxazol-2-ylamine 70273-23-3 C9H6BrN3O3
    5-bromo-4-(4-nitro-phenyl)-oxazol-2-ylamine
    —— 5-[(5-methyl-3-{3-[4-(trifluoromethoxy)phenyl]-1,2,4-oxadiazol-5-yl}-1H-pyrazol-1-yl)methyl]-2-(piperidin-1-yl)pyridine 1227158-80-6 C24H23F3N6O2
    5-[(5-methyl-3-{3-[4-(trifluoromethoxy)phenyl]-1,2,4-oxadiazol-5-yl}-1H-pyrazol-1-yl)methyl]-2-(piperidin-1-yl)pyridine
    —— 5,5'-[oxybis(ethane-2,1-diylimino)]bis(2-methyl-1,3-benzothiazole-4,7-dione) 890649-34-0 C20H18N4O5S2
    5,5'-[oxybis(ethane-2,1-diylimino)]bis(2-methyl-1,3-benzothiazole-4,7-dione)
    —— 5-((2R,3R,4S,5R)-3,4-Dihydroxy-5-hydroxymethyl-tetrahydro-furan-2-ylamino)-1H-imidazole-4-carboxylic acid amide 85220-24-2 C9H14N4O5
    5-((2R,3R,4S,5R)-3,4-Dihydroxy-5-hydroxymethyl-tetrahydro-furan-2-ylamino)-1H-imidazole-4-carboxylic acid amide
    —— 5-(6, 8-Dichloro-2H-chromen-3-yl)-oxazole 1415462-46-2 C12H7Cl2NO2
    5-(6, 8-Dichloro-2H-chromen-3-yl)-oxazole
    —— (5R)-1,2,3,4-tetra-O-acetyl-5-acetylthio-β-D-xylopyranose 69534-67-4 C15H20O10S
    (5R)-1,2,3,4-tetra-O-acetyl-5-acetylthio-β-D-xylopyranose