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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— <5α,6α-<sup>3</sup>H>-5α-Androst-16-en-3-on 66263-13-6 C19H28O
    <5α,6α-<sup>3</sup>H>-5α-Androst-16-en-3-on
    —— 5-nitro-5'-phenyl-2,2'-(nitro-ethene-1,2-diyl)-bis-furan 80306-11-2 C16H10N2O6
    5-nitro-5'-phenyl-2,2'-(nitro-ethene-1,2-diyl)-bis-furan
    —— 5-Acetyl-6-phenyl-4,5,6-triaminopyrimidin 71759-23-4 C12H13N5O
    5-Acetyl-6-phenyl-4,5,6-triaminopyrimidin
    —— 5,7,12-Trimethoxy-11-oxo-3,4,6,11-tetrahydro-1H-naphthacene-2,2-dicarboxylic acid diethyl ester 70768-03-5 C27H30O8
    5,7,12-Trimethoxy-11-oxo-3,4,6,11-tetrahydro-1H-naphthacene-2,2-dicarboxylic acid diethyl ester
    —— (5-Benzoyloxy-2-nitro-benzyl)-(2,3-bis-hexadecanoyloxy-propyl)-dimethyl-ammonium; bromide 144963-32-6 Br*C51H83N2O8
    (5-Benzoyloxy-2-nitro-benzyl)-(2,3-bis-hexadecanoyloxy-propyl)-dimethyl-ammonium; bromide
    —— (5aR,8S,9aR)-5a,8-Dihydroxy-3-isopropyl-4-methoxy-6,6,9a-trimethyl-5a,6,7,8,9,9a-hexahydro-dibenzofuran-1-carboxylic acid methyl ester 124673-49-0 C21H30O6
    (5aR,8S,9aR)-5a,8-Dihydroxy-3-isopropyl-4-methoxy-6,6,9a-trimethyl-5a,6,7,8,9,9a-hexahydro-dibenzofuran-1-carboxylic acid methyl ester
    —— (5-ethyl-2-methoxy-phenyl)-naphthalen-1-yl-methanone 847347-45-9 C20H18O2
    (5-ethyl-2-methoxy-phenyl)-naphthalen-1-yl-methanone
    —— 5-[[4-(6-amino-3-azabicyclo[3.1.0]hexan-3-yl)-6-fluoro-8-(methylamino)-9H-pyrimido[4,5-b]indol-2-yl]oxy]pyridine-3-carbonitrile 1400803-56-6 C22H19FN8O
    5-[[4-(6-amino-3-azabicyclo[3.1.0]hexan-3-yl)-6-fluoro-8-(methylamino)-9H-pyrimido[4,5-b]indol-2-yl]oxy]pyridine-3-carbonitrile
    —— 5-[2-methyl-5-(4-morpholin-4-yl-phenylcarbamoyl)-phenyl]-thiophene-2-carboxylic acid (1H-indazol-6-yl)-amide 1132824-99-7 C30H27N5O3S
    5-[2-methyl-5-(4-morpholin-4-yl-phenylcarbamoyl)-phenyl]-thiophene-2-carboxylic acid (1H-indazol-6-yl)-amide
    —— 5-methoxy-3-methyl-3,4-dihydro-1H-quinoxalin-2-one 1427029-02-4 C10H12N2O2
    5-methoxy-3-methyl-3,4-dihydro-1H-quinoxalin-2-one
    —— 5-Formimidoyl-1-phenyl-barbitursaeure 68590-66-9 C11H9N3O3
    5-Formimidoyl-1-phenyl-barbitursaeure
    —— 5-(1-Methylsulfonylpyrazol-4-yl)-1-phenylpyridin-2-one 1590403-45-4 C15H13N3O3S
    5-(1-Methylsulfonylpyrazol-4-yl)-1-phenylpyridin-2-one
    —— 5,7-Diacetoxy-2-methyl-3-oxo-2-phenylindolin-1-oxyl 72041-24-8 C19H16NO6
    5,7-Diacetoxy-2-methyl-3-oxo-2-phenylindolin-1-oxyl
    —— 5,5,8-Trimethyl-2-(trimethylsilylmethyl)nona-1,7-dien-3-ol 100841-62-1 C16H32OSi
    5,5,8-Trimethyl-2-(trimethylsilylmethyl)nona-1,7-dien-3-ol
    —— (+/-)-5-amino-1-<(1α,3β,4α)-3-hydroxy-4-(hydroxymethyl)cyclopentyl>-2,4(1H,3H)-pyrimidinedione 83967-04-8 C10H15N3O4
    (+/-)-5-amino-1-<(1α,3β,4α)-3-hydroxy-4-(hydroxymethyl)cyclopentyl>-2,4(1H,3H)-pyrimidinedione
    —— 5-(4-chlorophenyl)-N-[ethyl(2-methoxyethyl)sulfamoyl]-4-phenyl-N'-(2-sulfamoylethyl)-3,4-dihydropyrazole-2-carboximidamide 1287739-84-7 C23H31ClN6O5S2
    5-(4-chlorophenyl)-N-[ethyl(2-methoxyethyl)sulfamoyl]-4-phenyl-N'-(2-sulfamoylethyl)-3,4-dihydropyrazole-2-carboximidamide
    —— 5(9),14(18)-dihydro-1,5,9,10,14,18-hexaaza-dibenzo[<i>a</i>,<i>h</i>]cyclotetradecene-7,16-dicarbonitrile 69822-33-9 C18H12N8
    5(9),14(18)-dihydro-1,5,9,10,14,18-hexaaza-dibenzo[<i>a</i>,<i>h</i>]cyclotetradecene-7,16-dicarbonitrile
    —— 5-(4-methylphenyl)-1-phenyl-4-(2-thienyl)pyrazole 1202019-51-9 C20H16N2S
    5-(4-methylphenyl)-1-phenyl-4-(2-thienyl)pyrazole
    —— (5R,6S)-3-Carbamoylmethylsulfanyl-6-((R)-1-hydroxy-ethyl)-7-oxo-4-thia-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid allyl ester 84459-09-6 C13H16N2O5S2
    (5R,6S)-3-Carbamoylmethylsulfanyl-6-((R)-1-hydroxy-ethyl)-7-oxo-4-thia-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid allyl ester
    —— 5-Iodomethyl-3,6-dihydro-2H-pyridine-1-carboxylic acid 2-trimethylsilanyl-ethyl ester 194491-81-1 C12H22INO2Si
    5-Iodomethyl-3,6-dihydro-2H-pyridine-1-carboxylic acid 2-trimethylsilanyl-ethyl ester
    —— 5-(benzenesulfonyl)-7-oxabicyclo[2.2.1]hept-2-ene 161419-27-8 C12H12O3S
    5-(benzenesulfonyl)-7-oxabicyclo[2.2.1]hept-2-ene
    —— 5-{4-[(S)-1-(2,9-dioxo-1-oxa-3-aza-spiro[5.5]undec-3-yl)-ethyl]-phenyl}-pyridine-2-carboxylic acid dimethylamide 1353240-54-6 C25H29N3O4
    5-{4-[(S)-1-(2,9-dioxo-1-oxa-3-aza-spiro[5.5]undec-3-yl)-ethyl]-phenyl}-pyridine-2-carboxylic acid dimethylamide
    —— 5-phenyl-2H-pyrrole-3,3,4,4-tetracarbonitrile 31594-52-2 C14H7N5
    5-phenyl-2H-pyrrole-3,3,4,4-tetracarbonitrile
    —— 5-allyl 1-(2-(ethyldisulfaneyl)phenyl) (tert-butoxycarbonyl)-L-glutamate 1146966-81-5 C21H29NO6S2
    5-allyl 1-(2-(ethyldisulfaneyl)phenyl) (tert-butoxycarbonyl)-L-glutamate
    —— (5-nitro-2-furyl)methyl Nε-(N10-(trifluoroacetyl)pteroyllysyl)-N,N-bis(2-chloroethyl)phosphorodiamidate 324770-56-1 C31H34Cl2F3N10O10P
    (5-nitro-2-furyl)methyl Nε-(N10-(trifluoroacetyl)pteroyllysyl)-N,N-bis(2-chloroethyl)phosphorodiamidate
    —— 5,11-di(4-bromophenyl)-1'-isopropyl-8-thioxospiro[3,5,7,11-tetraazatricyclo[7.3.1.0<sup>2,7</sup>]tridec-2-ene-13,4'-piperidine]-1,9-dicarbonitrile 1105690-32-1 C30H31Br2N7S
    5,11-di(4-bromophenyl)-1'-isopropyl-8-thioxospiro[3,5,7,11-tetraazatricyclo[7.3.1.0<sup>2,7</sup>]tridec-2-ene-13,4'-piperidine]-1,9-dicarbonitrile
    —— 5-(2-aminoethyl)amino-3-phenylisoxazole 114193-52-1 C13H17N3O
    5-(2-aminoethyl)amino-3-phenylisoxazole
    —— (5S,14S)-(+)-1,17-Diethynyl-5,5a,6,13,13a,14-hexahydro-5,14<1',2'>benzenopentacene 92011-61-5 C32H22
    (5S,14S)-(+)-1,17-Diethynyl-5,5a,6,13,13a,14-hexahydro-5,14<1',2'>benzenopentacene
    —— 5-Methoxymethoxy-6-methoxymethyl-4-methyl-1-(2-trimethylsilanyl-ethoxymethyl)-1H,6H-3-oxa-1,6-diaza-cyclopenta[c]fluoren-2-one 183552-18-3 C24H32N2O6Si
    5-Methoxymethoxy-6-methoxymethyl-4-methyl-1-(2-trimethylsilanyl-ethoxymethyl)-1H,6H-3-oxa-1,6-diaza-cyclopenta[c]fluoren-2-one
    —— 5-(4-tert-butylphenyl)-N-((5-phenyl-1H-pyrazol-3-yl)methyl)-1,2,4-triazin-3-amine 1224743-43-4 C23H24N6
    5-(4-tert-butylphenyl)-N-((5-phenyl-1H-pyrazol-3-yl)methyl)-1,2,4-triazin-3-amine
    —— 5-Pentadecyl-4-propionyl-resorcin 95818-32-9 C24H40O3
    5-Pentadecyl-4-propionyl-resorcin
    —— 5-amino-1,2-dihydro-2,2-dimethyl-4-[1-(phenylmethyl)-1H-imidazol-2-yl]-3H-pyrrol-3-one 1373877-47-4 C16H18N4O
    5-amino-1,2-dihydro-2,2-dimethyl-4-[1-(phenylmethyl)-1H-imidazol-2-yl]-3H-pyrrol-3-one
    —— (5S,12R)-5,12-dihydrotetracene-5,12-dicarbaldehyde 79963-96-5 C20H14O2
    (5S,12R)-5,12-dihydrotetracene-5,12-dicarbaldehyde
    —— 5,11,17,23-tetracarbamoyl-25,26,27,28-tetrakis(octyloxy)calix<4>arene (cone conformer) 141434-03-9 C64H92N4O8
    5,11,17,23-tetracarbamoyl-25,26,27,28-tetrakis(octyloxy)calix<4>arene (cone conformer)
    —— 5-chloro-2-hydroxybenzaldehyde-4-triphenylmethylthiosemicarbazone 1137267-04-9 C27H22ClN3OS
    5-chloro-2-hydroxybenzaldehyde-4-triphenylmethylthiosemicarbazone
    —— 5-chloro-thiophene-2-carboxylic acid [(S)-2-[2-methyl-3-(2-oxo-pyrrolidin-1-yl)-benzenesulfonylamino]-3-oxo-3-(1,4,6,7-tetrahydro-pyrazolo[4,3-c]pyridin-5-yl)-propyl]-amide 1184299-90-8 C25H27ClN6O5S2
    5-chloro-thiophene-2-carboxylic acid [(S)-2-[2-methyl-3-(2-oxo-pyrrolidin-1-yl)-benzenesulfonylamino]-3-oxo-3-(1,4,6,7-tetrahydro-pyrazolo[4,3-c]pyridin-5-yl)-propyl]-amide
    —— 5,11,11-trimethyl-2,3,8,9-tetramethoxy-11H-indeno<1,2-c>isoquinoline 140169-42-2 C23H25NO5
    5,11,11-trimethyl-2,3,8,9-tetramethoxy-11H-indeno<1,2-c>isoquinoline
    —— 5-isopropyl-5-methyl-2-(pyridin-4-ylmethylamino)thiazol-4(5H)-one 870711-81-2 C13H17N3OS
    5-isopropyl-5-methyl-2-(pyridin-4-ylmethylamino)thiazol-4(5H)-one
    —— 5a,9-diisopropyl-2,3,10,11-tetraphenyl-5a,6-dihydro-2a<sup>1</sup>,6-ethenocyclohepta[cd]isoindole 1430116-08-7 C44H39N
    5a,9-diisopropyl-2,3,10,11-tetraphenyl-5a,6-dihydro-2a<sup>1</sup>,6-ethenocyclohepta[cd]isoindole
    —— 5-amino-N-(((2S,4S)-4-(2-methoxyphenyl)-1,2,3,4-tetrahydronaphthalen-2-yl)methyl)-2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxamide 1466526-93-1 C23H24N4O4
    5-amino-N-(((2S,4S)-4-(2-methoxyphenyl)-1,2,3,4-tetrahydronaphthalen-2-yl)methyl)-2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxamide
    —— 5-chloro-thiophene-2-carboxylic acid-N-(1-ethoxycarbonyl-3-methoxy-1-methyl-propyl)-amide 919099-19-7 C13H18ClNO4S
    5-chloro-thiophene-2-carboxylic acid-N-(1-ethoxycarbonyl-3-methoxy-1-methyl-propyl)-amide
    —— 5-Butyl-2,3-dimethoxy-6-(trimethylsilyl)-2,5-cyclohexadiene-1,4-dione 96445-53-3 C15H24O4Si
    5-Butyl-2,3-dimethoxy-6-(trimethylsilyl)-2,5-cyclohexadiene-1,4-dione
    —— 5-cyclopropyl-N-[2,2-dimethyl-1-(5-methyl-1,3,4-oxadiazol-2-yl)propyl]-4-(2,2,2-trifluoroethoxy)pyridine-2-carboxamide 1613237-06-1 C19H23F3N4O3
    5-cyclopropyl-N-[2,2-dimethyl-1-(5-methyl-1,3,4-oxadiazol-2-yl)propyl]-4-(2,2,2-trifluoroethoxy)pyridine-2-carboxamide
    —— 5-acetyl-2-ethyl-6-(4-fluorophenyl)-4-((2-fluoropyridin-3-yl)amino)pyridazin-3(2H)-one 720717-26-0 C19H16F2N4O2
    5-acetyl-2-ethyl-6-(4-fluorophenyl)-4-((2-fluoropyridin-3-yl)amino)pyridazin-3(2H)-one
    —— 5-allyl-25-methoxy-26,27,28-tribenzoyloxycalix<4>arene 106750-86-1 C53H42O7
    5-allyl-25-methoxy-26,27,28-tribenzoyloxycalix<4>arene
    —— (5R)-3-[3-fluoro-4-[4-(2-morpholin-4-ylacetyl)piperazin-1-yl]phenyl]-5-(triazol-1-ylmethyl)-1,3-oxazolidin-2-one 371194-29-5 C22H28FN7O4
    (5R)-3-[3-fluoro-4-[4-(2-morpholin-4-ylacetyl)piperazin-1-yl]phenyl]-5-(triazol-1-ylmethyl)-1,3-oxazolidin-2-one
    —— 5-ethoxy-N-[1-(hydroxyacetyl)piperidin-4-yl]-2,7-dimethyl-4-oxo-3-(2-oxo-2-phenylethyl)-4,7-dihydro-3H-pyrrolo[2,3-d]pyrimidine-6-carboxamide 1269116-63-3 C26H31N5O6
    5-ethoxy-N-[1-(hydroxyacetyl)piperidin-4-yl]-2,7-dimethyl-4-oxo-3-(2-oxo-2-phenylethyl)-4,7-dihydro-3H-pyrrolo[2,3-d]pyrimidine-6-carboxamide
    —— 5-(3-chloro-4-methoxyphenyl)-1-[3,6-difluoro-4-(methylsulfonyl)phenyl]-3-(trifluoromethyl)-1H-pyrazole 473302-57-7 C18H12ClF5N2O3S
    5-(3-chloro-4-methoxyphenyl)-1-[3,6-difluoro-4-(methylsulfonyl)phenyl]-3-(trifluoromethyl)-1H-pyrazole
    —— 5-Methyl-1,3-bis(2-oxiranylmethyl)-5-pentyl-2,4-imidazolidinedione 65826-56-4 C15H24N2O4
    5-Methyl-1,3-bis(2-oxiranylmethyl)-5-pentyl-2,4-imidazolidinedione
    —— 5-methyl-2,2-diphenyltetrahydrofuran 67963-35-3 C17H18O
    5-methyl-2,2-diphenyltetrahydrofuran