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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5,13-diacetoxy-anthra[1,2-b]benzo[d]thiophene 114353-10-5 C24H16O4S
    5,13-diacetoxy-anthra[1,2-b]benzo[d]thiophene
    —— 5-[(9-Oxo-9H-xanthen-3-ylamino)-methyl]-3-phenyl-2-thioxo-thiazolidin-4-one 22259-98-9 C23H16N2O3S2
    5-[(9-Oxo-9H-xanthen-3-ylamino)-methyl]-3-phenyl-2-thioxo-thiazolidin-4-one
    —— 5-Hydroxy-6,7,2',3'-tetramethoxy-flavon 23806-75-9 C19H18O7
    5-Hydroxy-6,7,2',3'-tetramethoxy-flavon
    —— 5-chloro-1,3-dimethyl-1<i>H</i>-pyrazole-4-carboxylic acid 2,5-dimethyl-2<i>H</i>-pyrazol-3-yl ester 37703-80-3 C11H13ClN4O2
    5-chloro-1,3-dimethyl-1<i>H</i>-pyrazole-4-carboxylic acid 2,5-dimethyl-2<i>H</i>-pyrazol-3-yl ester
    —— 5-Nitro-1-ethyl-2-dicyanmethylen-1,2-dihydropyridin 25230-50-6 C10H8N4O2
    5-Nitro-1-ethyl-2-dicyanmethylen-1,2-dihydropyridin
    —— 5-Bromoindolin-7-(N,N-diethylsulfonamid) 30691-49-7 C12H15BrN2O2S
    5-Bromoindolin-7-(N,N-diethylsulfonamid)
    —— 5-methyl-4-morpholin-4-ylmethyl-furan-2-carboxylic acid pyridin-4-ylmethylene-hydrazide 26095-30-7 C17H20N4O3
    5-methyl-4-morpholin-4-ylmethyl-furan-2-carboxylic acid pyridin-4-ylmethylene-hydrazide
    —— 5-Diethoxymethylene-2-oxo-2-p-tolyloxy-2λ<sup>5</sup>-[1,3,2]diazaphosphinane-4,6-dione 23863-37-8 C15H19N2O6P
    5-Diethoxymethylene-2-oxo-2-p-tolyloxy-2λ<sup>5</sup>-[1,3,2]diazaphosphinane-4,6-dione
    —— 5,5-dibromo-2-<2-(dimethylamino)ethyl>-2-(4-methoxyphenyl)cyclopentanone hydrobromide 74356-63-1 BrH*C16H21Br2NO2
    5,5-dibromo-2-<2-(dimethylamino)ethyl>-2-(4-methoxyphenyl)cyclopentanone hydrobromide
    —— (5-bromo-2-fluorophenyl)(7-hydroxyoctahydro-1H-pyrrolo[1,2-a]azepin-7-yl)methanone 1258431-50-3 C16H19BrFNO2
    (5-bromo-2-fluorophenyl)(7-hydroxyoctahydro-1H-pyrrolo[1,2-a]azepin-7-yl)methanone
    —— 5-(3-methoxyphenyl)-7-methyl-1,3-dihydro-2-benzofuran-4-ol 1393117-40-2 C16H16O3
    5-(3-methoxyphenyl)-7-methyl-1,3-dihydro-2-benzofuran-4-ol
    —— 5-Arsenophenyl-N-(p-tolyl)-rhodanin 29526-31-6 C16H14AsNO4S2
    5-Arsenophenyl-N-(p-tolyl)-rhodanin
    —— 5,8-Diamino-1-methylnaphth<2,3-d>imidazol-4,9-dion 20487-31-4 C12H8N4O4
    5,8-Diamino-1-methylnaphth<2,3-d>imidazol-4,9-dion
    —— 5-(5-bromo-2-isopropoxy-benzyl)-6-methyl-2-methylsulfanyl-3<i>H</i>-pyrimidin-4-one 24524-07-0 C16H19BrN2O2S
    5-(5-bromo-2-isopropoxy-benzyl)-6-methyl-2-methylsulfanyl-3<i>H</i>-pyrimidin-4-one
    —— 5-(4-Methoxybenzyliden-4-<sup>14</sup>C)-hydantoin 21730-67-6 C11H10N2O3
    5-(4-Methoxybenzyliden-4-<sup>14</sup>C)-hydantoin
    —— 5-Bromo-thiophene-2-carboxylic acid {4-[4-(2-methoxy-phenyl)-piperazin-1-yl]-butyl}-amide 744213-73-8 C20H26BrN3O2S
    5-Bromo-thiophene-2-carboxylic acid {4-[4-(2-methoxy-phenyl)-piperazin-1-yl]-butyl}-amide
    —— 5-(2-bromoacetamido)-N-butyl-2-isopropoxybenzamide 1395396-45-8 C16H23BrN2O3
    5-(2-bromoacetamido)-N-butyl-2-isopropoxybenzamide
    —— 5-methyl-10-(2-morpholin-4-yl-ethyl)-5,10-dihydro-dibenzo[<i>b</i>,<i>e</i>][1,4]diazepin-11-one 15496-57-8 C20H23N3O2
    5-methyl-10-(2-morpholin-4-yl-ethyl)-5,10-dihydro-dibenzo[<i>b</i>,<i>e</i>][1,4]diazepin-11-one
    —— 5-(2-piperidin-1-yl-ethyl)-5,11-dihydro-benzo[<i>e</i>]pyrido[3,2-<i>b</i>][1,4]diazepin-6-one 4929-19-5 C19H22N4O
    5-(2-piperidin-1-yl-ethyl)-5,11-dihydro-benzo[<i>e</i>]pyrido[3,2-<i>b</i>][1,4]diazepin-6-one
    —— (5-nitro-2-phenoxy-phenyl)-acetic acid 100726-04-3 C14H11NO5
    (5-nitro-2-phenoxy-phenyl)-acetic acid
    —— 5α-B-homocholestane-7β,19-diol 82048-72-4 C28H50O2
    5α-B-homocholestane-7β,19-diol
    —— 5-[2-(phenylmethoxy)phenyl]-2-thiophenecarboxylic acid hydrazide 929032-53-1 C18H16N2O2S
    5-[2-(phenylmethoxy)phenyl]-2-thiophenecarboxylic acid hydrazide
    —— 5-Chloro-2-[3-methyl-5-[N-(4-methylpiperazino)-methyl]-4H-1,2,4-triazol-4-yl]benzophenone, oxalate salt 54486-16-7 C2H2O4*C22H24ClN5O
    5-Chloro-2-[3-methyl-5-[N-(4-methylpiperazino)-methyl]-4H-1,2,4-triazol-4-yl]benzophenone, oxalate salt
    —— (5S,6S)-methyl 4-((2,2-dimethyl-6-(phenylamino)-1,3-dioxepan-5-yl)amino)benzoate 1429443-34-4 C21H26N2O4
    (5S,6S)-methyl 4-((2,2-dimethyl-6-(phenylamino)-1,3-dioxepan-5-yl)amino)benzoate
    —— 5-Bromo-1-methyl-2-oxo-2,3-dihydro-1H-indole-3-carboxylic acid (2,4-difluoro-phenyl)-amide 32942-92-0 C16H11BrF2N2O2
    5-Bromo-1-methyl-2-oxo-2,3-dihydro-1H-indole-3-carboxylic acid (2,4-difluoro-phenyl)-amide
    —— 5-nitro-2-(4-thiocyanato-phenoxy)-thiazole 90947-92-5 C10H5N3O3S2
    5-nitro-2-(4-thiocyanato-phenoxy)-thiazole
    —— 5-Ethanesulfonyl-7-nitro-3-oxy-benzothiazole-2-carboxylic acid ethyl ester 34576-38-0 C12H12N2O7S2
    5-Ethanesulfonyl-7-nitro-3-oxy-benzothiazole-2-carboxylic acid ethyl ester
    —— 5-(3-Dimethylamino-propyl)-11-methyl-10,10-dioxo-10,11-dihydro-5H-10λ<sup>6</sup>-thia-11-aza-dibenzo[a,d]cyclohepten-5-ol 27462-26-6 C19H24N2O3S
    5-(3-Dimethylamino-propyl)-11-methyl-10,10-dioxo-10,11-dihydro-5H-10λ<sup>6</sup>-thia-11-aza-dibenzo[a,d]cyclohepten-5-ol
    —— 5-(4-Chloro-phenyl)-3-(5-nitro-furan-2-yl)-[1,2,4]oxadiazole 5671-10-3 C12H6ClN3O4
    5-(4-Chloro-phenyl)-3-(5-nitro-furan-2-yl)-[1,2,4]oxadiazole
    —— 5(S)-[1(R)-[(tert-butyldimethylsilyl)oxy]-2-phenylethyl]-3(R)-(cyclopropylmethyl)dihydrofuran-2(3H)-one 155295-70-8 C22H34O3Si
    5(S)-[1(R)-[(tert-butyldimethylsilyl)oxy]-2-phenylethyl]-3(R)-(cyclopropylmethyl)dihydrofuran-2(3H)-one
    —— 5-(4-Methoxy-phenylamino)-4-nitro-thiophene-2-carboxylic acid methyl ester 78398-92-2 C13H12N2O5S
    5-(4-Methoxy-phenylamino)-4-nitro-thiophene-2-carboxylic acid methyl ester
    —— 5-(1-biphenyl-4-yloxy-tridecyl)-1<i>H</i>-tetrazole 26526-70-5 C26H36N4O
    5-(1-biphenyl-4-yloxy-tridecyl)-1<i>H</i>-tetrazole
    —— 5,7-dibromo-1,2-diphenyl-naphtho[2,1-b]furan 873965-30-1 C24H14Br2O
    5,7-dibromo-1,2-diphenyl-naphtho[2,1-b]furan
    —— 5-(4-chloro-phenoxymethyl)-8-methoxy-3,4-dimethyl-2,3,4,5-tetrahydro-benzo[<i>f</i>][1,4]oxazepine 34632-37-6 C19H22ClNO3
    5-(4-chloro-phenoxymethyl)-8-methoxy-3,4-dimethyl-2,3,4,5-tetrahydro-benzo[<i>f</i>][1,4]oxazepine
    —— 5-n-Pentyl-5-<3,5-dinitro-4-(4'-methoxyphenoxy)benzyl>hydantoin 53917-06-9 C22H24N4O8
    5-n-Pentyl-5-<3,5-dinitro-4-(4'-methoxyphenoxy)benzyl>hydantoin
    —— 5,5,6,6,7,7-hexadeutero-2-(2-(hydroxymethyl)-3-(1-methyl-5-(5-(1-methylazetidin-3-yl)pyridin-2-ylamino)-6-oxo-1,6-dihydropyridin-3-yl)phenyl)-3,4,5,6,7,8-hexahydrobenzothieno[2,3-c]pyridin-1(2H)-one 1346670-04-9 C33H35N5O3S
    5,5,6,6,7,7-hexadeutero-2-(2-(hydroxymethyl)-3-(1-methyl-5-(5-(1-methylazetidin-3-yl)pyridin-2-ylamino)-6-oxo-1,6-dihydropyridin-3-yl)phenyl)-3,4,5,6,7,8-hexahydrobenzothieno[2,3-c]pyridin-1(2H)-one
    —— 5-amino-4-hydroxy-2-styryl-anthra[2,1-<i>d</i>]oxazole-6,11-dione 36442-03-2 C23H14N2O4
    5-amino-4-hydroxy-2-styryl-anthra[2,1-<i>d</i>]oxazole-6,11-dione
    —— 5-(Difluoro-methanesulfonyl)-2-pentafluoroethyl-1H-benzoimidazole 55391-56-5 C10H5F7N2O2S
    5-(Difluoro-methanesulfonyl)-2-pentafluoroethyl-1H-benzoimidazole
    —— 5-(1,3-diethyl-1,3-dihydro-imidazo[4,5-<i>b</i>]quinolin-2-ylidene)-3-ethyl-2-thioxo-oxazolidin-4-one 4742-96-5 C19H20N4O2S
    5-(1,3-diethyl-1,3-dihydro-imidazo[4,5-<i>b</i>]quinolin-2-ylidene)-3-ethyl-2-thioxo-oxazolidin-4-one
    —— (5-chloro-1-cyclohexyl-6-oxo-1,6-dihydro-pyridazin-4-yl)-oxalamic acid 4518-08-5 C12H14ClN3O4
    (5-chloro-1-cyclohexyl-6-oxo-1,6-dihydro-pyridazin-4-yl)-oxalamic acid
    —— (5<i>R</i>)-3-((<i>Z</i>)-2-benzylsulfanyl-ethylidene)-7-oxo-(5<i>r</i><i>H</i>)-4-oxa-1-aza-bicyclo[3.2.0]heptane-2<i>c</i>-carboxylic acid methyl ester 64280-80-4 C16H17NO4S
    (5<i>R</i>)-3-((<i>Z</i>)-2-benzylsulfanyl-ethylidene)-7-oxo-(5<i>r</i><i>H</i>)-4-oxa-1-aza-bicyclo[3.2.0]heptane-2<i>c</i>-carboxylic acid methyl ester
    —— 5-methyl-5,11-dihydro-dibenzo[<i>b</i>,<i>e</i>][1,4]diazepine-10-carboxylic acid 2-diethylamino-ethylamide 5581-20-4 C21H28N4O
    5-methyl-5,11-dihydro-dibenzo[<i>b</i>,<i>e</i>][1,4]diazepine-10-carboxylic acid 2-diethylamino-ethylamide
    —— 5-Aethyl-2-(dimethylcarbamoylimino)-1,3,4-thiadiazolin-3-carbonsaeure-(2-propinyl)-ester 66664-35-5 C11H14N4O3S
    5-Aethyl-2-(dimethylcarbamoylimino)-1,3,4-thiadiazolin-3-carbonsaeure-(2-propinyl)-ester
    —— 5-acetoxymethyl-3-(4-methanesulfonyl-<i>trans</i>-styryl)-[1,2,4]oxadiazole 36175-48-1 C14H14N2O5S
    5-acetoxymethyl-3-(4-methanesulfonyl-<i>trans</i>-styryl)-[1,2,4]oxadiazole
    —— [5-(5-ethyl-2,2-dimethyl-4,6-dioxo[1,3]dioxan-5-ylmethyl)pyridin-2-yl]carbamic acid tert-butyl ester 305329-20-8 C19H26N2O6
    [5-(5-ethyl-2,2-dimethyl-4,6-dioxo[1,3]dioxan-5-ylmethyl)pyridin-2-yl]carbamic acid tert-butyl ester
    —— [5-(3-Methyl-butoxyoxalyl)-thiophen-2-yl]-oxo-acetic acid 3-methyl-butyl ester 30011-88-2 C18H24O6S
    [5-(3-Methyl-butoxyoxalyl)-thiophen-2-yl]-oxo-acetic acid 3-methyl-butyl ester
    —— 5-Hydroxy-1-[2,4,6-trimethoxy-3-(tetrahydro-furan-3-yl)-phenyl]-hexan-1-one 27699-91-8 C19H28O6
    5-Hydroxy-1-[2,4,6-trimethoxy-3-(tetrahydro-furan-3-yl)-phenyl]-hexan-1-one
    —— 5-Acetyl-3-benzyl-5-methyl-2-oxo-tetrahydro-furan-3-carboxylic acid ethyl ester 29739-06-8 C17H20O5
    5-Acetyl-3-benzyl-5-methyl-2-oxo-tetrahydro-furan-3-carboxylic acid ethyl ester
    —— 5-(4-Methoxy-phenyl)-2-tributylstannanyl-2H-tetrazole 34956-55-3 C20H34N4OSn
    5-(4-Methoxy-phenyl)-2-tributylstannanyl-2H-tetrazole
    —— 5-<i>sec</i>-butyl-5-ethyl-pyrimidine-2,4,6-trione 2-benzylidenehydrazone 35139-82-3 C17H22N4O2
    5-<i>sec</i>-butyl-5-ethyl-pyrimidine-2,4,6-trione 2-benzylidenehydrazone