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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-Bromo-5-sec-butyl-pyrimidine-2,4,6-trione 79835-80-6 C8H11BrN2O3
    5-Bromo-5-sec-butyl-pyrimidine-2,4,6-trione
    —— 5,4'-Dichloro-2-hydroxy-biphenyl-3-carboxylic acid (2,4,5-trichloro-phenyl)-amide 4019-39-0 C19H10Cl5NO2
    5,4'-Dichloro-2-hydroxy-biphenyl-3-carboxylic acid (2,4,5-trichloro-phenyl)-amide
    —— [5-(3,3-Diethoxy-propyl)-furan-2-yl]-trimethyl-silane 81715-76-6 C14H26O3Si
    [5-(3,3-Diethoxy-propyl)-furan-2-yl]-trimethyl-silane
    —— (5R)-5-(2,2-dimethyl-4H-1,3-benzodioxin-6-yl)-3-[2-(4-{2-[(3-fluorobenzyl)oxy]ethoxy}phenyl)ethyl]-1,3-oxazolidin-2-one 620600-08-0 C30H32FNO6
    (5R)-5-(2,2-dimethyl-4H-1,3-benzodioxin-6-yl)-3-[2-(4-{2-[(3-fluorobenzyl)oxy]ethoxy}phenyl)ethyl]-1,3-oxazolidin-2-one
    —— 5-Methyl-2-oxo-3,3-diphenyl-pyrrolidine-1-carbothioic acid amide 56662-03-4 C18H18N2OS
    5-Methyl-2-oxo-3,3-diphenyl-pyrrolidine-1-carbothioic acid amide
    —— 5-(6,7-dichloro-3-(5-hydroxy-4-isopropyl-4H-1,2,4-triazole-3-ylthio)quinoxaline-2-yl)thiazole-2-ol 1337928-21-8 C16H12Cl2N6O2S2
    5-(6,7-dichloro-3-(5-hydroxy-4-isopropyl-4H-1,2,4-triazole-3-ylthio)quinoxaline-2-yl)thiazole-2-ol
    —— 5-O-allyl-1-O-trityl-D-ribitol 111549-95-2 C27H30O5
    5-O-allyl-1-O-trityl-D-ribitol
    —— 5-[6,7-Dimethoxy-2-(1-naphthylmethyl)-benzofuran-4-ylmethyl]pyrimidine-2,4-diamine 394735-88-7 C26H24N4O3
    5-[6,7-Dimethoxy-2-(1-naphthylmethyl)-benzofuran-4-ylmethyl]pyrimidine-2,4-diamine
    —— 5-(5-O-t-butyldimethylsilyl-2,3-O-isopropylidene-β-D-ribofuranosyl)-2-methyl-1,3,4-oxadiazole 163263-57-8 C17H30N2O5Si
    5-(5-O-t-butyldimethylsilyl-2,3-O-isopropylidene-β-D-ribofuranosyl)-2-methyl-1,3,4-oxadiazole
    —— 5-Isobutyryl-barbitursaeure-phenylhydrazon 113115-11-0 C14H16N4O3
    5-Isobutyryl-barbitursaeure-phenylhydrazon
    —— 5-chloro-4-{[6-(4-hydroxyphenyl)pyrazin-2-yl]amino}-2-methoxybenzoic acid 1000068-02-9 C18H14ClN3O4
    5-chloro-4-{[6-(4-hydroxyphenyl)pyrazin-2-yl]amino}-2-methoxybenzoic acid
    —— 5-[(4S,5S)-4-(4-fluorophenyl)-4-(6-fluoropyridin-3-yl)-5-methyl-4,5-dihydro-1H-imidazol-2-yl]pyridin-2(1H)-one 1189757-84-3 C20H16F2N4O
    5-[(4S,5S)-4-(4-fluorophenyl)-4-(6-fluoropyridin-3-yl)-5-methyl-4,5-dihydro-1H-imidazol-2-yl]pyridin-2(1H)-one
    —— (+)-(5Z)-((1S,2R,3S,5S)-2-benzenesulfonylaminomethyl-6,6-dimethylbicyclo<3.1.1>heptan-3-yl)hept-5-enoic 126264-26-4 C23H33NO4S
    (+)-(5Z)-((1S,2R,3S,5S)-2-benzenesulfonylaminomethyl-6,6-dimethylbicyclo<3.1.1>heptan-3-yl)hept-5-enoic
    —— 5,7-Dimethyl 3,4-dihydro-2H-1-benzopyran-5,7-dicarboxylate 1122482-08-9 C13H14O5
    5,7-Dimethyl 3,4-dihydro-2H-1-benzopyran-5,7-dicarboxylate
    —— 5-(3-Difluoromethyl-phenyl)-1-ethyl-6-methyl-4-oxo-1,4-dihydro-pyridine-3-carboxylic acid 1570083-53-2 C16H15F2NO3
    5-(3-Difluoromethyl-phenyl)-1-ethyl-6-methyl-4-oxo-1,4-dihydro-pyridine-3-carboxylic acid
    —— [5-(3-chloro-phenoxy)-pyridin-3-yl]-(4-cyclobutyl-[1,4]diazepan-1-yl)-methanone 1153654-41-1 C21H24ClN3O2
    [5-(3-chloro-phenoxy)-pyridin-3-yl]-(4-cyclobutyl-[1,4]diazepan-1-yl)-methanone
    —— 5,6-dihydro-4-[6-(trifluoromethyl)-3-pyridinyl]4H-pyrrolo[1,2-a][1,4]benzodiazepine hydrochloride 1407991-85-8 C18H14F3N3*ClH
    5,6-dihydro-4-[6-(trifluoromethyl)-3-pyridinyl]4H-pyrrolo[1,2-a][1,4]benzodiazepine hydrochloride
    —— [5-chloro-3-(3-ethyl-ureido)-isoquinolin-8-ylmethyl]-methyl-carbamic acid 2-methoxy-ethyl ester 1401311-28-1 C18H23ClN4O4
    [5-chloro-3-(3-ethyl-ureido)-isoquinolin-8-ylmethyl]-methyl-carbamic acid 2-methoxy-ethyl ester
    —— 5-methyl-2-[[[3-[3-(trifluoromethyl)phenyl]imidazo[1,2-a]pyridin-8-yl]methyl]thio]-1H-benzimidazole 111477-36-2 C23H17F3N4S
    5-methyl-2-[[[3-[3-(trifluoromethyl)phenyl]imidazo[1,2-a]pyridin-8-yl]methyl]thio]-1H-benzimidazole
    —— 5-(4-(7-chloro-2,3-dihydro-1H-inden-1-yloxy)phenyl)-3-(methoxymethoxy)isoxazole 1294453-00-1 C20H18ClNO4
    5-(4-(7-chloro-2,3-dihydro-1H-inden-1-yloxy)phenyl)-3-(methoxymethoxy)isoxazole
    —— 5-chloro-3-methyl-2-m-tolyl-benzo[b]thiophene 1447946-03-3 C16H13ClS
    5-chloro-3-methyl-2-m-tolyl-benzo[b]thiophene
    —— 5-dimethylamino-2-(tri-O-benzoyl-β-D-ribofuranosyl)-6H-[1,2,4]oxadiazin-3-one 59696-62-7 C31H29N3O9
    5-dimethylamino-2-(tri-O-benzoyl-β-D-ribofuranosyl)-6H-[1,2,4]oxadiazin-3-one
    —— 5-methyl-1,3,4-thiadiazolo<3,2-c>quinazolinylium-2-<cyano(methoxycarbonyl)methanide> 111324-25-5 C14H10N4O2S
    5-methyl-1,3,4-thiadiazolo<3,2-c>quinazolinylium-2-<cyano(methoxycarbonyl)methanide>
    —— 5-hydroxy-4',8-dimethoxy-3,7-bis(tosyloxy)flavone 117155-43-8 C31H26O11S2
    5-hydroxy-4',8-dimethoxy-3,7-bis(tosyloxy)flavone
    —— 5-nitro-7-propyl-1-(tetrahydro-2H-pyran-2-yl)-1,6-dihydropyrrolo[2,3-g]indazole 1334218-11-9 C17H20N4O3
    5-nitro-7-propyl-1-(tetrahydro-2H-pyran-2-yl)-1,6-dihydropyrrolo[2,3-g]indazole
    —— 5,17-bis[3-(4-nitrophenyl)ureido]-25,27-dipropoxycalix[4]arene-26,28-diol 1079274-53-5 C48H46N6O10
    5,17-bis[3-(4-nitrophenyl)ureido]-25,27-dipropoxycalix[4]arene-26,28-diol
    —— 5-(5-methyl-1H-pyrazol-4-yl)-N-(4-(4-(tetrahydro-2H-pyran-4-yl)piperazin-1-yl)pyridin-2-yl)thiazolo[5,4-b]pyridin-2-amine 1377261-26-1 C24H28N8OS
    5-(5-methyl-1H-pyrazol-4-yl)-N-(4-(4-(tetrahydro-2H-pyran-4-yl)piperazin-1-yl)pyridin-2-yl)thiazolo[5,4-b]pyridin-2-amine
    —— (5Z,7E,22E)-(1S,3R,24S)-25-decyl-26,27-cyclo-9,10-secocholesta-5,7,10(19),22-tetraene-1,3,24-triol 223112-74-1 C37H60O3
    (5Z,7E,22E)-(1S,3R,24S)-25-decyl-26,27-cyclo-9,10-secocholesta-5,7,10(19),22-tetraene-1,3,24-triol
    —— 5,5-dimethyl-1-[4-(5-nitro-furan-2-yl)-thiazol-2-yl]-imidazolidine-2,4-dione 21094-14-4 C12H10N4O5S
    5,5-dimethyl-1-[4-(5-nitro-furan-2-yl)-thiazol-2-yl]-imidazolidine-2,4-dione
    —— (5-chlorothiophen-2-yl)-(8-methoxyimino-5-methyl-6,7-dihydro-5H-naphthalen-1-yl)methanone 1240389-40-5 C17H16ClNO2S
    (5-chlorothiophen-2-yl)-(8-methoxyimino-5-methyl-6,7-dihydro-5H-naphthalen-1-yl)methanone
    —— 5-(1,7a-Dimethyl-octahydro-1,4-methano-inden-4-yl)-5-methyl-dihydro-furan-2-one 103762-75-0 C17H26O2
    5-(1,7a-Dimethyl-octahydro-1,4-methano-inden-4-yl)-5-methyl-dihydro-furan-2-one
    —— (5-Nitro-furan-2-yl)-carbamic acid 2-phenoxy-ethyl ester 55129-13-0 C13H12N2O6
    (5-Nitro-furan-2-yl)-carbamic acid 2-phenoxy-ethyl ester
    —— 5-(3-Chloro-tetrahydro-furan-2-yloxymethyl)-3-octyl-2-oxo-tetrahydro-furan-3-carboxylic acid ethyl ester 57040-36-5 C20H33ClO6
    5-(3-Chloro-tetrahydro-furan-2-yloxymethyl)-3-octyl-2-oxo-tetrahydro-furan-3-carboxylic acid ethyl ester
    —— 5,7-dichloro-1-phenyl-1<i>H</i>-pyrimido[4,5-<i>d</i>]pyrimidine-2,4-dione 56007-58-0 C12H6Cl2N4O2
    5,7-dichloro-1-phenyl-1<i>H</i>-pyrimido[4,5-<i>d</i>]pyrimidine-2,4-dione
    —— 5-bromo-2-{1-[3-(1-methoxy-ethyl)-pyridin-4-yl]-ethyl}-indole 55675-94-0 C18H19BrN2O
    5-bromo-2-{1-[3-(1-methoxy-ethyl)-pyridin-4-yl]-ethyl}-indole
    —— 5-(4-isopropoxyphenyl)-N-((1s,4S)-4-methylcyclohexyl)-4-((R)-tetrahydrofuran-3-yloxy)pyrimidin-2-amine 1229184-64-8 C24H33N3O3
    5-(4-isopropoxyphenyl)-N-((1s,4S)-4-methylcyclohexyl)-4-((R)-tetrahydrofuran-3-yloxy)pyrimidin-2-amine
    —— 5-amino-1-phenyl-4-pyridin-2-yl-1,2-dihydro-pyrrol-3-one 64532-06-5 C15H13N3O
    5-amino-1-phenyl-4-pyridin-2-yl-1,2-dihydro-pyrrol-3-one
    —— (5R)-5-(azidomethyl)-3-(4-(4-((1-(3,4-difluorophenyl)-2-methyl-5-o-tolyl-1H-pyrrol-3-yl)methyl)piperazin-1-yl)-3-fluorophenyl)oxazolidin-2-one 1445874-34-9 C33H32F3N7O2
    (5R)-5-(azidomethyl)-3-(4-(4-((1-(3,4-difluorophenyl)-2-methyl-5-o-tolyl-1H-pyrrol-3-yl)methyl)piperazin-1-yl)-3-fluorophenyl)oxazolidin-2-one
    —— 5-chlorotetrahydro-1,3-thiazine-2-thione 111728-61-1 C4H6ClNS2
    5-chlorotetrahydro-1,3-thiazine-2-thione
    —— 5-(1,3-dioxolan-2-yl)-5-methylhexanal 147377-63-7 C10H18O3
    5-(1,3-dioxolan-2-yl)-5-methylhexanal
    —— 5,10-diamino-4-chloro-2,3-dihydro-1<i>H</i>-benzo[6,7][1,4]oxazepino[2,3,4-<i>ij</i>]quinolin-12-one 54810-20-7 C16H14ClN3O2
    5,10-diamino-4-chloro-2,3-dihydro-1<i>H</i>-benzo[6,7][1,4]oxazepino[2,3,4-<i>ij</i>]quinolin-12-one
    —— 5-(2-Aminoethyl)-3-methyl-1H-benz<g>indol 54544-59-1 C2H2O4*C15H16N2
    5-(2-Aminoethyl)-3-methyl-1H-benz<g>indol
    —— 5-(2-Chloro-5-nitro-benzyloxy)-isoquinoline 206882-39-5 C16H11ClN2O3
    5-(2-Chloro-5-nitro-benzyloxy)-isoquinoline
    —— 5-chloro-4-(4-ethylbenzyl)-2-((2S,3R,4S,5R,6R)-3,4,5-tris(benzyloxy)-6-(benzyloxymethyl)-2-(3-hydroxypropyl)tetrahydro-2H-pyran-2-yl)phenol 1036955-25-5 C52H55ClO7
    5-chloro-4-(4-ethylbenzyl)-2-((2S,3R,4S,5R,6R)-3,4,5-tris(benzyloxy)-6-(benzyloxymethyl)-2-(3-hydroxypropyl)tetrahydro-2H-pyran-2-yl)phenol
    —— 5-(2,5-dimethyl-4-(trimethylsilyl)phenyl)-2,2'-bipyridine 1337570-07-6 C21H24N2Si
    5-(2,5-dimethyl-4-(trimethylsilyl)phenyl)-2,2'-bipyridine
    —— 5.5-Diethoxy-2-benzoyl-pentansaeure-ethylester 98764-77-3 C18H26O5
    5.5-Diethoxy-2-benzoyl-pentansaeure-ethylester
    —— <5-Chlor-2-acetamino-phenyl>-<thienyl-(2)>-keton 41757-57-7 C13H10ClNO2S
    <5-Chlor-2-acetamino-phenyl>-<thienyl-(2)>-keton
    —— 5-(1-isopropyl-piperidin-4-yloxy)-1H-indole-2-carboxylic acid 872030-90-5 C17H22N2O3
    5-(1-isopropyl-piperidin-4-yloxy)-1H-indole-2-carboxylic acid
    —— 5-[3-(4-bromophenyl)-2-propenoyl]-1-methoxymethyl-6-methyl-4-phenyl-3,4-dihydropyrimidin-2(1H)-one 1612860-37-3 C22H21BrN2O3
    5-[3-(4-bromophenyl)-2-propenoyl]-1-methoxymethyl-6-methyl-4-phenyl-3,4-dihydropyrimidin-2(1H)-one
    —— 5-(diethoxyphosphinyl)-4-methoxy-5-methyl-2-(methylthio)-δ2-1,3,4-oxazaphospholine 4-oxide 75532-30-8 C9H19NO6P2S
    5-(diethoxyphosphinyl)-4-methoxy-5-methyl-2-(methylthio)-δ2-1,3,4-oxazaphospholine 4-oxide