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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-(4-methoxyphenyl)-2-phenyl-6-(pyrrolidine-1-carbonyl)pyridazin-3-one 87300-02-5 C22H21N3O3
    5-(4-methoxyphenyl)-2-phenyl-6-(pyrrolidine-1-carbonyl)pyridazin-3-one
    —— 5t(?)-[2]furyl-2-nonyl-penta-2ξ,4-dienal 101886-80-0 C18H26O2
    5t(?)-[2]furyl-2-nonyl-penta-2ξ,4-dienal
    —— 5-(tert-butyldiphenylsiloxy)-1-phenyl-1-pentanol 230285-12-8 C27H34O2Si
    5-(tert-butyldiphenylsiloxy)-1-phenyl-1-pentanol
    —— 5-tert-butyl-7-(3,3-difluoro-pyrrolidin-1-yl)-3-(5-methanesulfonyl-4-methyl-4H-[1,2,4]triazol-3-ylmethyl)-3H-[1,2,3]triazolo[4,5-d]pyrimidine 1433360-66-7 C17H23F2N9O2S
    5-tert-butyl-7-(3,3-difluoro-pyrrolidin-1-yl)-3-(5-methanesulfonyl-4-methyl-4H-[1,2,4]triazol-3-ylmethyl)-3H-[1,2,3]triazolo[4,5-d]pyrimidine
    —— (5S)-3-chloro-1-methoxy-7-(5-(1-propyn-1-yl)-3-pyridinyl)spiro[chromeno[2,3-c]pyridine-5,4'-[1,3]oxazol]-2-amine 1335502-01-6 C23H17ClN4O3
    (5S)-3-chloro-1-methoxy-7-(5-(1-propyn-1-yl)-3-pyridinyl)spiro[chromeno[2,3-c]pyridine-5,4'-[1,3]oxazol]-2-amine
    —— 5,6-difluoro-4-oxo-N-[(3-{[2-(1H-1,2,4-triazol-3-ylthio)ethyl]oxy}phenyl)methyl]-3,4-dihydroquinazoline-2-carboxamide 935759-03-8 C20H16F2N6O3S
    5,6-difluoro-4-oxo-N-[(3-{[2-(1H-1,2,4-triazol-3-ylthio)ethyl]oxy}phenyl)methyl]-3,4-dihydroquinazoline-2-carboxamide
    —— 5-bromo-6-isobutyl-2-[2-ethoxy-5-(4-methyl-1-piperazinylsulfonyl)phenyl]pyrimid-4(3H)-one 1229017-21-3 C21H29BrN4O4S
    5-bromo-6-isobutyl-2-[2-ethoxy-5-(4-methyl-1-piperazinylsulfonyl)phenyl]pyrimid-4(3H)-one
    —— 5-[(3aS,5R,6R,6aS)-5-Hydroxy-6-((E)-3-oxo-4-m-tolyl-but-1-enyl)-1,3a,4,5,6,6a-hexahydro-pentalen-2-yl]-pentanoic acid methyl ester 175169-66-1 C25H32O4
    5-[(3aS,5R,6R,6aS)-5-Hydroxy-6-((E)-3-oxo-4-m-tolyl-but-1-enyl)-1,3a,4,5,6,6a-hexahydro-pentalen-2-yl]-pentanoic acid methyl ester
    —— 5-Iodo-4-hexen-1-ol 86953-64-2 C6H11IO
    5-Iodo-4-hexen-1-ol
    —— 5-Chlor-7-hydroxy-s-triazolo<2,3-a>pyrimidin 40775-81-3 C5H3ClN4O
    5-Chlor-7-hydroxy-s-triazolo<2,3-a>pyrimidin
    —— 5-<Hexyliden-(3)->-2-thiohydantoin 114425-93-3 C9H14N2OS
    5-<Hexyliden-(3)->-2-thiohydantoin
    —— 5-Isothiocyanato-2-methyl-4'-dimethylamino-azobenzol 7654-44-6 C16H16N4S
    5-Isothiocyanato-2-methyl-4'-dimethylamino-azobenzol
    —— 5-benzyl-3-hydroxy-1-(3-imidazol-1-yl-propyl)-4-isopropyl-1,5-dihydro-pyrrol-2-one 1024607-19-9 C20H25N3O2
    5-benzyl-3-hydroxy-1-(3-imidazol-1-yl-propyl)-4-isopropyl-1,5-dihydro-pyrrol-2-one
    —— 5-chloro-7-isopropyl-2-(4-methoxy-phenyl)-4-methyl-benzofuran 109556-30-1 C19H19ClO2
    5-chloro-7-isopropyl-2-(4-methoxy-phenyl)-4-methyl-benzofuran
    —— 5-Imino-1.2.3.4.5.7.8.9.10.11-decahydro-indazolo<2.3-a>chinazolin 97211-85-3 C14H18N4
    5-Imino-1.2.3.4.5.7.8.9.10.11-decahydro-indazolo<2.3-a>chinazolin
    —— 5-[5-(4-methylphenyl)pyridin-2-yl]furan-2-carboxylic acid ((S)-2-methyl-1-methylcarbamoylpropyl)amide 1227193-05-6 C23H25N3O3
    5-[5-(4-methylphenyl)pyridin-2-yl]furan-2-carboxylic acid ((S)-2-methyl-1-methylcarbamoylpropyl)amide
    —— 5-amino-3-(2-methylphenylamino)-1-(4-methylphenyl)carbonyl-1H-1,2,4-triazole 929262-50-0 C17H17N5O
    5-amino-3-(2-methylphenylamino)-1-(4-methylphenyl)carbonyl-1H-1,2,4-triazole
    —— 5-fluoro-2-(fluoromethyl)-6-hydroxy-4(1H)-pyrimidinone 1152109-95-9 C5H4F2N2O2
    5-fluoro-2-(fluoromethyl)-6-hydroxy-4(1H)-pyrimidinone
    —— 5-(4'-bromobutoxy)-2-nitrobenzyl alcohol 1354033-66-1 C11H14BrNO4
    5-(4'-bromobutoxy)-2-nitrobenzyl alcohol
    —— 5-(2-methoxybenzyl)-5-phenyl-2-thioxoimidazolidin-4-one 1307830-65-4 C17H16N2O2S
    5-(2-methoxybenzyl)-5-phenyl-2-thioxoimidazolidin-4-one
    —— [5-[[3-Propan-2-yloxy-5-(4-propan-2-ylsulfonylphenoxy)benzoyl]amino]pyrazin-2-yl]phosphonic acid 1119776-96-3 C23H26N3O8PS
    [5-[[3-Propan-2-yloxy-5-(4-propan-2-ylsulfonylphenoxy)benzoyl]amino]pyrazin-2-yl]phosphonic acid
    —— 5-Ethyl-1,3-bis-(4-nitro-benzyl)-5-(1S,6S)-7-oxa-bicyclo[4.1.0]hept-1-yl-pyrimidine-2,4,6-trione 88134-30-9 C26H26N4O8
    5-Ethyl-1,3-bis-(4-nitro-benzyl)-5-(1S,6S)-7-oxa-bicyclo[4.1.0]hept-1-yl-pyrimidine-2,4,6-trione
    —— 5-(1'-Bromethyl)-3-cyclohexyl-oxazolidin-2-on 107262-06-6 C11H18BrNO2
    5-(1'-Bromethyl)-3-cyclohexyl-oxazolidin-2-on
    —— 5',5'-diethyl 3',4'-dimethyl 5-methoxy-2-oxospiro[indoline-3,2'-pyrrole]-3',4',5',5'(1'H)-tetracarboxylate 1459805-66-3 C22H24N2O10
    5',5'-diethyl 3',4'-dimethyl 5-methoxy-2-oxospiro[indoline-3,2'-pyrrole]-3',4',5',5'(1'H)-tetracarboxylate
    —— 5-Methoxy-1,2-benzisoxazol-3-propionylchlorid 57148-70-6 C11H10ClNO3
    5-Methoxy-1,2-benzisoxazol-3-propionylchlorid
    —— 5-(4-chlorophenyl)-9-(4-chlorophenylmethylene)-2-methylsulfone-6,7,8,9-tetrahydropyrimido[4,5-b]-quinolin-4-one 1145713-35-4 C25H19Cl2N3O3S
    5-(4-chlorophenyl)-9-(4-chlorophenylmethylene)-2-methylsulfone-6,7,8,9-tetrahydropyrimido[4,5-b]-quinolin-4-one
    —— 5-Hydroxy-5,7-dihydro-isoindolo<2,1-b>isochinolin-7-on 90600-86-5 C16H11NO2
    5-Hydroxy-5,7-dihydro-isoindolo<2,1-b>isochinolin-7-on
    —— 5,11α,14,21-tetrahydroxy-3β-(tri-<i>O</i>-acetyl-α-L-rhamnopyranosyloxy)-24-nor-5β,14β-chol-20(22)<i>t</i>-ene-19,23-dioic acid-19=>11;23=>21-dilactone 122517-18-4 C35H46O14
    5,11α,14,21-tetrahydroxy-3β-(tri-<i>O</i>-acetyl-α-L-rhamnopyranosyloxy)-24-nor-5β,14β-chol-20(22)<i>t</i>-ene-19,23-dioic acid-19=>11;23=>21-dilactone
    —— 5-(2-acetoxy-ethyl)-3-anilino-dihydro-furan-2-one 109535-18-4 C14H17NO4
    5-(2-acetoxy-ethyl)-3-anilino-dihydro-furan-2-one
    —— (5aS,8aR)-5,8-dimethyl-2,4,5,5a,6,7,8,8a-octahydro-1H-cyclopenta[d]oxepine 118325-79-4 C11H20O
    (5aS,8aR)-5,8-dimethyl-2,4,5,5a,6,7,8,8a-octahydro-1H-cyclopenta[d]oxepine
    —— 5,6-dihydro-8H-imidazo[2,1-c][1,4]oxazine-3-carboxylic acid hydrochloride 1989671-91-1 C7H8N2O3*(x)ClH
    5,6-dihydro-8H-imidazo[2,1-c][1,4]oxazine-3-carboxylic acid hydrochloride
    —— 5-(2,4,5-Trimethylphenyl)-1H-pyrazole-3-carboxylic acid methyl ester 2197052-93-8 C14H16N2O2
    5-(2,4,5-Trimethylphenyl)-1H-pyrazole-3-carboxylic acid methyl ester
    —— 5,11,17,23-tetraiodocalix[4]arene-25,26,27,28-tetra-n-butyl ether 420115-28-2 C44H52I4O4
    5,11,17,23-tetraiodocalix[4]arene-25,26,27,28-tetra-n-butyl ether
    —— 5'-Bromo-1'-ethyl-13-(4-nitrophenyl)-15-phenylspiro[11,13,14-triazatetracyclo[8.7.0.03,8.012,16]heptadeca-1(10),3,5,7,12(16),14-hexaene-17,3'-indole]-2,2',9-trione 1310545-75-5 C35H22BrN5O5
    5'-Bromo-1'-ethyl-13-(4-nitrophenyl)-15-phenylspiro[11,13,14-triazatetracyclo[8.7.0.03,8.012,16]heptadeca-1(10),3,5,7,12(16),14-hexaene-17,3'-indole]-2,2',9-trione
    —— 5-Hydroxy-2,2,6,6-tetramethyl-4-[2-methyl-5-[2-(trifluoromethyl)phenyl]phenyl]pyran-3-one 1033758-23-4 C23H23F3O3
    5-Hydroxy-2,2,6,6-tetramethyl-4-[2-methyl-5-[2-(trifluoromethyl)phenyl]phenyl]pyran-3-one
    —— (5S)-5-[(2R)-2-[(1R,3aS,4E,7aR)-4-[(2Z)-2-[(3R,4S,5S)-3,5-bis[[tert-butyl(dimethyl)silyl]oxy]-4-methyl-2-methylidenecyclohexylidene]ethylidene]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-1-yl]propyl]-3-methylideneoxolan-2-one 590366-76-0 C40H68O4Si2
    (5S)-5-[(2R)-2-[(1R,3aS,4E,7aR)-4-[(2Z)-2-[(3R,4S,5S)-3,5-bis[[tert-butyl(dimethyl)silyl]oxy]-4-methyl-2-methylidenecyclohexylidene]ethylidene]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-1-yl]propyl]-3-methylideneoxolan-2-one
    —— 5-{4-[2-(4-Methylphenyl) benzoylamino]benzoyl }-1-(6-phthalimidohexyl)-1, 3,4,5-tetrahydro-1,5-benzodiazepin-2(2H)-one 168048-02-0 C44H40N4O5
    5-{4-[2-(4-Methylphenyl) benzoylamino]benzoyl }-1-(6-phthalimidohexyl)-1, 3,4,5-tetrahydro-1,5-benzodiazepin-2(2H)-one
    —— 5-(2-fluoro-phenyl)-2-(2,6,6-trimethyl-2,4,5,6-tetrahydro-cyclopentapyrazol-3-yl)-1H-benzimidazole hydrochloride 1392518-00-1 C22H21FN4*ClH
    5-(2-fluoro-phenyl)-2-(2,6,6-trimethyl-2,4,5,6-tetrahydro-cyclopentapyrazol-3-yl)-1H-benzimidazole hydrochloride
    —— 5-[2-(6-Aminopyridin-3-yl)ethynyl]-4-[2-methoxy-3-(trifluoromethyl)phenyl]-6-methylpyrimidin-2-amine 1207349-37-8 C20H16F3N5O
    5-[2-(6-Aminopyridin-3-yl)ethynyl]-4-[2-methoxy-3-(trifluoromethyl)phenyl]-6-methylpyrimidin-2-amine
    —— 5-(methoxycarbonyl)pentyl 2,3-di-O-acetyl-4,6-bis-O-(2-deoxy-3,4,6-tri-O-acetyl-2-phthalimido-β-D-glucopyranosyl)-β-D-galactopyranoside 143545-69-1 C57H66N2O28
    5-(methoxycarbonyl)pentyl 2,3-di-O-acetyl-4,6-bis-O-(2-deoxy-3,4,6-tri-O-acetyl-2-phthalimido-β-D-glucopyranosyl)-β-D-galactopyranoside
    —— 5-Chloro-3-methyl-1H-pyrazole-4-carboxylic acid 1093414-62-0 C5H5ClN2O2
    5-Chloro-3-methyl-1H-pyrazole-4-carboxylic acid
    —— 5-difluoromethyl-5-methoxy-2,2-dimethyl-4-phenyl-2,5-dihydro-oxazole 58943-44-5 C13H15F2NO2
    5-difluoromethyl-5-methoxy-2,2-dimethyl-4-phenyl-2,5-dihydro-oxazole
    —— 5-Hydroxy-2,2,6,6-tetramethyl-4-(2-methyl-5-pyrimidin-5-ylphenyl)pyran-3-one 1033759-06-6 C20H22N2O3
    5-Hydroxy-2,2,6,6-tetramethyl-4-(2-methyl-5-pyrimidin-5-ylphenyl)pyran-3-one
    —— 5-hexyl-3-hydroxy-phenazinium-betaine 109692-31-1 C18H20N2O
    5-hexyl-3-hydroxy-phenazinium-betaine
    —— 5-Methyl-3-<1-semicarbazono-2-diethylamino-ethyl>-isoxazol 91354-30-2 C11H19N5O2
    5-Methyl-3-<1-semicarbazono-2-diethylamino-ethyl>-isoxazol
    —— 5'-Methyl-7ξ-hydroxy-thieno<4'.3'.2'-4.5.6>pregn-5-en-3,20-dion 1865-70-9 C23H30O3S
    5'-Methyl-7ξ-hydroxy-thieno<4'.3'.2'-4.5.6>pregn-5-en-3,20-dion
    —— 5,7-dimethoxy-3-phenyl-chroman-4-one-(2,4-dinitro-phenylhydrazone) 100767-92-8 C23H20N4O7
    5,7-dimethoxy-3-phenyl-chroman-4-one-(2,4-dinitro-phenylhydrazone)
    —— 5-(5-isopropyl-2-methyl-phenyl)-hexan-2-ol 109367-50-2 C16H26O
    5-(5-isopropyl-2-methyl-phenyl)-hexan-2-ol
    —— 5-(3-carboxy-4-oxo-cyclohexa-2,5-dienylidenamino)-2-hydroxy-benzoic acid 100873-59-4 C14H9NO6
    5-(3-carboxy-4-oxo-cyclohexa-2,5-dienylidenamino)-2-hydroxy-benzoic acid
    —— 5-{4-[3-(5-Phenoxymethyl-2-oxooxazolidin-3-yl)propoxy]benzyl}thiazolidine-2,4-dione 175717-56-3 C23H24N2O6S
    5-{4-[3-(5-Phenoxymethyl-2-oxooxazolidin-3-yl)propoxy]benzyl}thiazolidine-2,4-dione