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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-Benzylcarbamoyl-2-chloro-benzenesulfonyl chloride 92103-48-5 C14H11Cl2NO3S
    5-Benzylcarbamoyl-2-chloro-benzenesulfonyl chloride
    —— 5-methyl-2-<1-methyl-1-(benzylthio)ethyl>cyclohexanone 898541-20-3 C17H24OS
    5-methyl-2-<1-methyl-1-(benzylthio)ethyl>cyclohexanone
    —— 5-cyano-4-methylthio-2-(2-naphthyl)-1,3-oxazin-6-one 97242-64-3 C16H10N2O2S
    5-cyano-4-methylthio-2-(2-naphthyl)-1,3-oxazin-6-one
    —— 5-(4-methoxyphenyl)-oxazole-2-carboxylic acid triethylammonium salt 668972-89-2 C6H15N*C11H9NO4
    5-(4-methoxyphenyl)-oxazole-2-carboxylic acid triethylammonium salt
    —— 5-bromo-2-(4-bromo-3,5-dimethyl-pyrazol-1-yl)-6-phenyl-3<i>H</i>-pyrimidin-4-one 92433-30-2 C15H12Br2N4O
    5-bromo-2-(4-bromo-3,5-dimethyl-pyrazol-1-yl)-6-phenyl-3<i>H</i>-pyrimidin-4-one
    —— 5-Nitro-furfural-<4-nitro-phenyl-sulfonylamino-acetyl-hydrazon> 1248-87-9 C13H11N5O8S
    5-Nitro-furfural-<4-nitro-phenyl-sulfonylamino-acetyl-hydrazon>
    —— 5-amino-1-(2-anilino-6-methyl-pyrimidin-4-yl)-1<i>H</i>-pyrazole-4-carboxylic acid ethyl ester 94711-75-8 C17H18N6O2
    5-amino-1-(2-anilino-6-methyl-pyrimidin-4-yl)-1<i>H</i>-pyrazole-4-carboxylic acid ethyl ester
    —— 5-(5-Ethoxycarbonyl-3-ethyl-4-methyl-pyrrolyl-2-methyl)-4-ethyl-3-methyl-2-pyrrolidon 4027-45-6 C18H28N2O3
    5-(5-Ethoxycarbonyl-3-ethyl-4-methyl-pyrrolyl-2-methyl)-4-ethyl-3-methyl-2-pyrrolidon
    —— 5,9α-Dihydroxy-4β,10β-benzylidendioxy-9β-methyl-1,2,3,4,4aα,9,9aβ,10-octahydro-anthracen 105477-39-2 C22H24O4
    5,9α-Dihydroxy-4β,10β-benzylidendioxy-9β-methyl-1,2,3,4,4aα,9,9aβ,10-octahydro-anthracen
    —— 5,7-Dichlor-4-butyryloxy-2H-1,3-benzoxathiol-2-on 93226-75-6 C11H8Cl2O4S
    5,7-Dichlor-4-butyryloxy-2H-1,3-benzoxathiol-2-on
    —— 5-bromo-2-[3-(methylamino)propyl]-1H-indole-3-carbonitrile 1352276-64-2 C13H14BrN3
    5-bromo-2-[3-(methylamino)propyl]-1H-indole-3-carbonitrile
    —— [5-(benzyloxycarbonyl)amino-5-(N-methoxy-N-methyl-carbamoyl)-pentyl]-carbamic acid tert-butyl ester 172833-41-9 C21H33N3O6
    [5-(benzyloxycarbonyl)amino-5-(N-methoxy-N-methyl-carbamoyl)-pentyl]-carbamic acid tert-butyl ester
    —— 5-(2H-thiochromen-3-yl)-1H-tetrazole 1422256-49-2 C10H8N4S
    5-(2H-thiochromen-3-yl)-1H-tetrazole
    —— 5,6-Dichloro-2,3,4,6-tetrafluoro-cyclohexa-2,4-dienone 63969-98-2 C6Cl2F4O
    5,6-Dichloro-2,3,4,6-tetrafluoro-cyclohexa-2,4-dienone
    —— 5-{2-[5-(2-chloro-1,1,2-trifluoro-ethanesulfonyl)-1-ethyl-3-octyl-1,3-dihydro-benzoimidazol-2-ylidene]-ethylidene}-3-ethyl-2-thioxo-thiazolidin-4-one 26705-32-8 C26H33ClF3N3O3S3
    5-{2-[5-(2-chloro-1,1,2-trifluoro-ethanesulfonyl)-1-ethyl-3-octyl-1,3-dihydro-benzoimidazol-2-ylidene]-ethylidene}-3-ethyl-2-thioxo-thiazolidin-4-one
    —— 5-Amino-5-desoxy-D-ribono-γ-lacton 91548-34-4 C5H9NO4
    5-Amino-5-desoxy-D-ribono-γ-lacton
    —— 5-Methyl-1-(2'-quinolyl)-3-(1H) pyridone 160488-79-9 C15H14N2O
    5-Methyl-1-(2'-quinolyl)-3-(1H) pyridone
    —— 5-p-Nitro-phenoxymethyl-uracil 32078-95-8 C11H9N3O5
    5-p-Nitro-phenoxymethyl-uracil
    —— (5"-bromo-[2,2';4',3"]terpyridin-6'-yl)-isopropyl-amine 1171043-62-1 C18H17BrN4
    (5"-bromo-[2,2';4',3"]terpyridin-6'-yl)-isopropyl-amine
    —— (5SR)-5-C-(tert-butylthio)-5-thio-α-DL-xylopyranose 108275-71-4 C9H18O4S2
    (5SR)-5-C-(tert-butylthio)-5-thio-α-DL-xylopyranose
    —— 5-methyl-4-(N-cyclopropylcarboxamido)isoxazole 600699-38-5 C8H10N2O2
    5-methyl-4-(N-cyclopropylcarboxamido)isoxazole
    —— 5-[1-(4-Fluoro-phenyl)-meth-(E)-ylidene]-1-methyl-2-[(Z)-piperidin-1-ylmethylimino]-imidazolidin-4-one 127702-50-5 C17H21FN4O
    5-[1-(4-Fluoro-phenyl)-meth-(E)-ylidene]-1-methyl-2-[(Z)-piperidin-1-ylmethylimino]-imidazolidin-4-one
    —— 5-Benzyloxy-pentanethioic acid O-{(2R,3S,4aR,6S,7R,8aS)-7-methoxy-6-methoxymethyl-4a-methyl-2-[2-(2-trimethylsilanyl-ethoxythiocarbonyl)-ethyl]-octahydro-pyrano[3,2-b]pyran-3-yl} ester 116996-85-1 C32H52O7S2Si
    5-Benzyloxy-pentanethioic acid O-{(2R,3S,4aR,6S,7R,8aS)-7-methoxy-6-methoxymethyl-4a-methyl-2-[2-(2-trimethylsilanyl-ethoxythiocarbonyl)-ethyl]-octahydro-pyrano[3,2-b]pyran-3-yl} ester
    —— (5-methyl-5-(η6-phenyl)-1,3-cyclohexadiene)tricarbonylchromium 110392-14-8 C16H14CrO3
    (5-methyl-5-(η6-phenyl)-1,3-cyclohexadiene)tricarbonylchromium
    —— [5-Chloro-2-(5,5-dimethyl-tetrahydro-pyrimidin-2-ylidenesulfamoyl)-4-methyl-phenylsulfanyl]-phenyl-acetic acid 188718-96-9 C21H24ClN3O4S2
    [5-Chloro-2-(5,5-dimethyl-tetrahydro-pyrimidin-2-ylidenesulfamoyl)-4-methyl-phenylsulfanyl]-phenyl-acetic acid
    —— 5-Acetamino-4-amino-3-dibenzylamino-uracil 94543-61-0 C20H21N5O3
    5-Acetamino-4-amino-3-dibenzylamino-uracil
    —— 5-<4-Dimethylamino-benzyliden>-2,3-dipyridyl-(2)-pseudothiohydantoin 985-24-0 C22H19N5OS
    5-<4-Dimethylamino-benzyliden>-2,3-dipyridyl-(2)-pseudothiohydantoin
    —— 5-(1-(5-((1-(5-ethylpyrimidin-2-yl)piperidin-4-yl)oxy)pyridin-2-yl)-1H-indol-5-yl)-3-methyl-1,2,4-oxadiazole 1379529-23-3 C27H27N7O2
    5-(1-(5-((1-(5-ethylpyrimidin-2-yl)piperidin-4-yl)oxy)pyridin-2-yl)-1H-indol-5-yl)-3-methyl-1,2,4-oxadiazole
    —— 5-<2-Dialkylamino-ethylaminophenyl)-thio>-4-brom-3(2H)-pyridazinon 55243-40-8 C17H21BrN4OS
    5-<2-Dialkylamino-ethylaminophenyl)-thio>-4-brom-3(2H)-pyridazinon
    —— 5-Oxapentacyclo<6.3.0.0<sup>2,5</sup>.0<sup>3.10</sup>.0<sup>4,9</sup>>undecan-6-on 57051-36-2 C10H10O2
    5-Oxapentacyclo<6.3.0.0<sup>2,5</sup>.0<sup>3.10</sup>.0<sup>4,9</sup>>undecan-6-on
    —— 5-acetoxy-5-cyclohexyl-2-methylenepentanoic acid methyl ester 727665-10-3 C15H24O4
    5-acetoxy-5-cyclohexyl-2-methylenepentanoic acid methyl ester
    —— 5-Ethoxy-1-[6-[3-methyl-2-[[4-methyl-2-(oxan-4-yl)-1,3-dihydroisoindol-5-yl]methoxy]phenyl]pyridin-2-yl]pyrazole-4-carboxylic acid 1579514-15-0 C33H36N4O5
    5-Ethoxy-1-[6-[3-methyl-2-[[4-methyl-2-(oxan-4-yl)-1,3-dihydroisoindol-5-yl]methoxy]phenyl]pyridin-2-yl]pyrazole-4-carboxylic acid
    —— 5-chloro-2-fluoro-4-{[(1R,2S)-2-(1H-pyrazol-5-yl)cyclopentyl]oxy}-N-(pyrimidin-4-yl)benzenesulfonamide 1450596-14-1 C18H17ClFN5O3S
    5-chloro-2-fluoro-4-{[(1R,2S)-2-(1H-pyrazol-5-yl)cyclopentyl]oxy}-N-(pyrimidin-4-yl)benzenesulfonamide
    —— ((5S,6R,9S)-9-Hydroxy-1-oxo-2-oxa-spiro[4.5]dec-7-en-6-yl)-acetic acid 97329-74-3 C11H14O5
    ((5S,6R,9S)-9-Hydroxy-1-oxo-2-oxa-spiro[4.5]dec-7-en-6-yl)-acetic acid
    —— (5R,6S)-3-((R)-1-Allyloxycarbonylamino-ethyl)-6-(tert-butyl-dimethyl-silanyloxymethyl)-7-oxo-4-thia-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid allyl ester 109706-50-5 C22H34N2O6SSi
    (5R,6S)-3-((R)-1-Allyloxycarbonylamino-ethyl)-6-(tert-butyl-dimethyl-silanyloxymethyl)-7-oxo-4-thia-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid allyl ester
    —— (5,10,15,20-tetrakis(p-(trifluoromethyl)phenyl)porphyrinato)chromium(II) 94904-30-0 C48H24CrF12N4
    (5,10,15,20-tetrakis(p-(trifluoromethyl)phenyl)porphyrinato)chromium(II)
    —— 5-<2-Methyl-cyclohex-1-enyl>-valeramid 91690-25-4 C12H21NO
    5-<2-Methyl-cyclohex-1-enyl>-valeramid
    —— 5-<(Dimethylamino)methylenamino>-1,3-dimethyl-5-(N,N',N'-trimethylureido)-2,4-imidazolidindion 82146-42-7 C12H22N6O3
    5-<(Dimethylamino)methylenamino>-1,3-dimethyl-5-(N,N',N'-trimethylureido)-2,4-imidazolidindion
    —— 5,7-dihydroxy-6-cyclopentyl-pyrazolo[1,5-a]pyrimidine-3-carboxylic acid methyl ester 863431-81-6 C13H15N3O4
    5,7-dihydroxy-6-cyclopentyl-pyrazolo[1,5-a]pyrimidine-3-carboxylic acid methyl ester
    —— 5,6-Dihydro-7-oxo-dibenz<b,d>azepin-<2,4-dinitro-phenylhydrazon> 99671-44-0 C20H15N5O4
    5,6-Dihydro-7-oxo-dibenz<b,d>azepin-<2,4-dinitro-phenylhydrazon>
    —— 5-Chlor-7-nitro-2-phenyl-3-m-tolyl-chinazolon-(4) 95947-36-7 C21H14ClN3O3
    5-Chlor-7-nitro-2-phenyl-3-m-tolyl-chinazolon-(4)
    —— 5,7-Dibrom-8-acetoxy-2-<4-chlor-styryl>-chinolin 94255-64-8 C19H12Br2ClNO2
    5,7-Dibrom-8-acetoxy-2-<4-chlor-styryl>-chinolin
    —— 5-Carboxy-6-methoxy-4-methyl-phthalid 835-23-4 C11H10O5
    5-Carboxy-6-methoxy-4-methyl-phthalid
    —— 5-Methoxy-10c-methyl-(4ar ,9ac)-1,2,4a,9a-tetrahydro-4H,10H-2t,10t-epoxido-anthracen-3,9-dion 98201-48-0 C16H16O4
    5-Methoxy-10c-methyl-(4ar ,9ac)-1,2,4a,9a-tetrahydro-4H,10H-2t,10t-epoxido-anthracen-3,9-dion
    —— (5-[1,3]Dioxolan-2-yl-5-methyl-2-oxo-cyclohex-3-enyl)-phosphonic acid diethyl ester 137626-83-6 C14H23O6P
    (5-[1,3]Dioxolan-2-yl-5-methyl-2-oxo-cyclohex-3-enyl)-phosphonic acid diethyl ester
    —— 5-Acetamino-3,4-dihydro-naphthoesaeure-(1)-methylester 92248-62-9 C14H15NO3
    5-Acetamino-3,4-dihydro-naphthoesaeure-(1)-methylester
    —— (5-methoxy-pyridin-2-yl)-phenyl-methanol 29086-45-1 C13H13NO2
    (5-methoxy-pyridin-2-yl)-phenyl-methanol
    —— 5-amino-1-(4-chloro-phenyl)-1<i>H</i>-pyrazole-4-carboxylic acid hydrazide 90793-31-0 C10H10ClN5O
    5-amino-1-(4-chloro-phenyl)-1<i>H</i>-pyrazole-4-carboxylic acid hydrazide
    —— 5-chloro-1-tetrahydropyran-2-yl-1<i>H</i>-indazole 60869-96-7 C12H13ClN2O
    5-chloro-1-tetrahydropyran-2-yl-1<i>H</i>-indazole
    —— 5-[4-(2H-pyrazol-3-yl)phenoxy]-2-(S)-1-pyrrolidin-2-ylmethyl-1H-benzoimidazole 1541186-51-9 C21H21N5O
    5-[4-(2H-pyrazol-3-yl)phenoxy]-2-(S)-1-pyrrolidin-2-ylmethyl-1H-benzoimidazole