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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-isocyanato-3-methylisoxazole 785785-59-3 C5H4N2O2
    5-isocyanato-3-methylisoxazole
    —— 5-Allyl-1,2,3,4-tetramethyl-cyclopenta-1,3-diene 116054-17-2 C12H18
    5-Allyl-1,2,3,4-tetramethyl-cyclopenta-1,3-diene
    —— 5-[Hydroxy-(3-trifluoromethyl-phenyl)-methyl]-6-methyl-4,5-dihydro-2H-pyridazin-3-one 90060-90-5 C13H13F3N2O2
    5-[Hydroxy-(3-trifluoromethyl-phenyl)-methyl]-6-methyl-4,5-dihydro-2H-pyridazin-3-one
    —— 5-ethoxy-5-oxypentyl 9-(3-fluorbenzyl)-5,6,8,9-tetrahydro-7H-pyrido[4',3':4,5]pyrrolo[2,3-b]pyridine-7-carboxylate 1354803-76-1 C25H28FN3O4
    5-ethoxy-5-oxypentyl 9-(3-fluorbenzyl)-5,6,8,9-tetrahydro-7H-pyrido[4',3':4,5]pyrrolo[2,3-b]pyridine-7-carboxylate
    —— 5-ethyl-2-[(thiophen-2-ylcarbonylmethyl)thio]-6-(1-naphthylmethyl)pyrimidin-4(3H)-one 1075181-54-2 C23H20N2O2S2
    5-ethyl-2-[(thiophen-2-ylcarbonylmethyl)thio]-6-(1-naphthylmethyl)pyrimidin-4(3H)-one
    —— 5-benzyl-6-[4-(dimethylamino)phenyl]-2-oxo-1,2-dihydropyridine-3-carboxylic acid 1426658-36-7 C21H20N2O3
    5-benzyl-6-[4-(dimethylamino)phenyl]-2-oxo-1,2-dihydropyridine-3-carboxylic acid
    —— 5-ethyl-2-[(phenylethyl)thio]-6-(1-naphthylmethyl)-pyrimidin-4(3H)-one 1075181-59-7 C25H24N2OS
    5-ethyl-2-[(phenylethyl)thio]-6-(1-naphthylmethyl)-pyrimidin-4(3H)-one
    —— 5-(4-toluenesulfonyloxy)oct-1-ene 195320-51-5 C15H22O3S
    5-(4-toluenesulfonyloxy)oct-1-ene
    —— 5-(4-Phenoxy-benzyl)-thiazolidine-2,4-dione 85002-17-1 C16H13NO3S
    5-(4-Phenoxy-benzyl)-thiazolidine-2,4-dione
    —— 5-ethyl-6-(1-naphthylmethyl)-2-[(thiophen-2-yl)thio]pyrimidin-4(3H)-one 1075181-62-2 C21H18N2OS2
    5-ethyl-6-(1-naphthylmethyl)-2-[(thiophen-2-yl)thio]pyrimidin-4(3H)-one
    —— 5-O-methoxymethylbacillariolide II 203248-47-9 C22H32O4
    5-O-methoxymethylbacillariolide II
    —— 5-(4-phenoxyphenyl)-7-(8-phthalimidooctyl)-7H-pyrrolo[2,3-d]pyrimidin-4-ylamine 262441-35-0 C34H33N5O3
    5-(4-phenoxyphenyl)-7-(8-phthalimidooctyl)-7H-pyrrolo[2,3-d]pyrimidin-4-ylamine
    —— 5-benzyl-6-[4-(dimethylamino)phenyl]-4-hydroxy-2-oxo-1,2-dihydropyridine-3-carboxylic acid 1426658-40-3 C21H20N2O4
    5-benzyl-6-[4-(dimethylamino)phenyl]-4-hydroxy-2-oxo-1,2-dihydropyridine-3-carboxylic acid
    —— 5-methyl-1-({[2-(trimethylsilyl)ethyl]oxy}methyl)-1H-imidazole-4-carbaldehyde 592555-11-8 C11H20N2O2Si
    5-methyl-1-({[2-(trimethylsilyl)ethyl]oxy}methyl)-1H-imidazole-4-carbaldehyde
    —— 5-phenyltetraphene 54988-92-0 C24H16
    5-phenyltetraphene
    —— {5-[1-(2,6-Dichloro-phenyl)-meth-(E)-ylidene]-6-methyl-4,5-dihydro-pyridazin-3-ylsulfanyl}-acetic acid 141722-61-4 C14H12Cl2N2O2S
    {5-[1-(2,6-Dichloro-phenyl)-meth-(E)-ylidene]-6-methyl-4,5-dihydro-pyridazin-3-ylsulfanyl}-acetic acid
    —— 5-chloro-1-(4-fluorophenyl)-3-indolyloxy acetic acid 147373-23-7 C16H11ClFNO3
    5-chloro-1-(4-fluorophenyl)-3-indolyloxy acetic acid
    —— 5-{4-[(dimethylamino)sulfonyl]phenyl}pentan-2-ol 615581-40-3 C13H21NO3S
    5-{4-[(dimethylamino)sulfonyl]phenyl}pentan-2-ol
    —— 5-(4-tert-butylphenyl)pyrrolo[2,1-a]isoquinoline 1396300-46-1 C22H21N
    5-(4-tert-butylphenyl)pyrrolo[2,1-a]isoquinoline
    —— 5-Amino-6-(2-chloro-phenylamino)-1,5-dihydro-pyrazolo[3,4-d]pyrimidin-4-one 141300-22-3 C11H9ClN6O
    5-Amino-6-(2-chloro-phenylamino)-1,5-dihydro-pyrazolo[3,4-d]pyrimidin-4-one
    —— {5-[1-(2-Chloro-phenyl)-meth-(E)-ylidene]-6-methyl-4,5-dihydro-pyridazin-3-ylsulfanyl}-acetic acid 141722-60-3 C14H13ClN2O2S
    {5-[1-(2-Chloro-phenyl)-meth-(E)-ylidene]-6-methyl-4,5-dihydro-pyridazin-3-ylsulfanyl}-acetic acid
    —— {5-[1-(4-Fluoro-phenyl)-meth-(E)-ylidene]-6-methyl-4,5-dihydro-pyridazin-3-ylsulfanyl}-acetic acid 141722-62-5 C14H13FN2O2S
    {5-[1-(4-Fluoro-phenyl)-meth-(E)-ylidene]-6-methyl-4,5-dihydro-pyridazin-3-ylsulfanyl}-acetic acid
    —— 5-bromo-5-fluoro-6,7-dihydro-5H-benzo[b]thiophen-4-one 693220-39-2 C8H6BrFOS
    5-bromo-5-fluoro-6,7-dihydro-5H-benzo[b]thiophen-4-one
    —— 5-(5-Methyl-3H-imidazol-4-ylmethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione 195606-22-5 C11H12N2O4
    5-(5-Methyl-3H-imidazol-4-ylmethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione
    —— 5-{4-[(dimethylamino)sulfonyl]phenyl}pentan-2-one 615581-42-5 C13H19NO3S
    5-{4-[(dimethylamino)sulfonyl]phenyl}pentan-2-one
    —— 5,8-dimethoxy-1,12-diazaperylene 1228778-45-7 C20H14N2O2
    5,8-dimethoxy-1,12-diazaperylene
    —— 5-[[1-[2-(1,3-Dioxan-2-yl)ethyl]triazol-4-yl]methyl]-2-[[4-(4-fluorophenyl)phenyl]methyl]-1,1-dioxo-3-propan-2-yl-1,2,5-thiadiazepan-4-one 1268370-33-7 C29H36FN5O5S
    5-[[1-[2-(1,3-Dioxan-2-yl)ethyl]triazol-4-yl]methyl]-2-[[4-(4-fluorophenyl)phenyl]methyl]-1,1-dioxo-3-propan-2-yl-1,2,5-thiadiazepan-4-one
    —— 5,5-dibromo-6,7-dihydrobenzo[b]thiophen-4(5H)-one 25074-27-5 C8H6Br2OS
    5,5-dibromo-6,7-dihydrobenzo[b]thiophen-4(5H)-one
    —— (5,6-dichloro-2-oxo-1(2H)-quinolinyl)acetic acid 1003878-25-8 C11H7Cl2NO3
    (5,6-dichloro-2-oxo-1(2H)-quinolinyl)acetic acid
    —— 5.6.7.2'-Tetramethoxy-isoflavon 100211-04-9 C19H18O6
    5.6.7.2'-Tetramethoxy-isoflavon
    —— 5-Phenyl-4-pyrrolidinyl-valeriansaeureethylester 139925-27-2 C17H25NO2
    5-Phenyl-4-pyrrolidinyl-valeriansaeureethylester
    —— 5-benzylidene-2-thioxo-3-<i>m</i>-tolyl-imidazolidin-4-one 53865-24-0 C17H14N2OS
    5-benzylidene-2-thioxo-3-<i>m</i>-tolyl-imidazolidin-4-one
    —— 5-methyl-2-nitrotrifluoroacetanilide 155221-62-8 C9H7F3N2O3
    5-methyl-2-nitrotrifluoroacetanilide
    —— 5-(3-chlorophenyl)-N-(2,4-dioxo-3-methylimidazolidin-1-yl)-2-furamide 1403472-79-6 C15H12ClN3O4
    5-(3-chlorophenyl)-N-(2,4-dioxo-3-methylimidazolidin-1-yl)-2-furamide
    —— 5-{[(2E)-3-phenylprop-2-en-1-yl]oxy}phthalimide 1333116-74-7 C17H13NO3
    5-{[(2E)-3-phenylprop-2-en-1-yl]oxy}phthalimide
    —— 5-(2,3-difluorophenyl)-3-oxopentanoic acid tert-butyl ester 412950-60-8 C15H18F2O3
    5-(2,3-difluorophenyl)-3-oxopentanoic acid tert-butyl ester
    —— 5-(2-phenylethoxy)phthalimide 1333116-72-5 C16H13NO3
    5-(2-phenylethoxy)phthalimide
    —— 5-(naphthalen-2-yloxy)phthalimide 1333116-75-8 C18H11NO3
    5-(naphthalen-2-yloxy)phthalimide
    —— {5-methoxy-2-[(6-nitro-2,3-dihydro-1H-indol-1-yl)-carbonyl]-1H-indol-3-yl}acetonitrile 1112054-72-4 C20H16N4O4
    {5-methoxy-2-[(6-nitro-2,3-dihydro-1H-indol-1-yl)-carbonyl]-1H-indol-3-yl}acetonitrile
    —— 5-(4-bromobenzyloxy)phthalimide 1333116-76-9 C15H10BrNO3
    5-(4-bromobenzyloxy)phthalimide
    —— 5-(4-bromophenoxy)phthalimide 1333116-78-1 C14H8BrNO3
    5-(4-bromophenoxy)phthalimide
    —— 5-[3-(2-Chloro-phenyl)-thioureido]-1H-pyrazole-4-carboxylic acid ethyl ester 958386-51-1 C13H13ClN4O2S
    5-[3-(2-Chloro-phenyl)-thioureido]-1H-pyrazole-4-carboxylic acid ethyl ester
    —— 5-(3-phenylpropoxy)phthalimide 1333116-73-6 C17H15NO3
    5-(3-phenylpropoxy)phthalimide
    —— 5-(6-(6-nitroindoline-1-carbonyl)pyrimidin-4-ylamino)-1,3-dihydrospiro[indene-2,3'-pyrrolo-[2,3-b]pyridin]-2'(1'H)-one 1158918-44-5 C28H21N7O4
    5-(6-(6-nitroindoline-1-carbonyl)pyrimidin-4-ylamino)-1,3-dihydrospiro[indene-2,3'-pyrrolo-[2,3-b]pyridin]-2'(1'H)-one
    —— (5,6-dichloro-1-methyl-1<i>H</i>-benzimidazol-2-yl)-methanol 6478-86-0 C9H8Cl2N2O
    (5,6-dichloro-1-methyl-1<i>H</i>-benzimidazol-2-yl)-methanol
    —— 5-propargyl-3-isobutoxy-2-methylcyclopent-2-en-1-one 117780-93-5 C13H18O2
    5-propargyl-3-isobutoxy-2-methylcyclopent-2-en-1-one
    —— 5-amino-25,26,27,28-tetradecyloxycalix[4]arene 374721-61-6 C68H105NO4
    5-amino-25,26,27,28-tetradecyloxycalix[4]arene
    —— 5,11-diamino-25,26,27,28-tetradecyloxycalix[4]arene 560116-35-0 C68H106N2O4
    5,11-diamino-25,26,27,28-tetradecyloxycalix[4]arene
    —— 5-(4-chloro-phenyl)-2-methyl-furan-3-carboxylic acid (6-hydroxy-naphthalen-2-ylmethyl)-amide 479630-74-5 C23H18ClNO3
    5-(4-chloro-phenyl)-2-methyl-furan-3-carboxylic acid (6-hydroxy-naphthalen-2-ylmethyl)-amide
    —— 5,17-diamino-25,26,27,28-tetradecyloxycalix[4]arene 560116-33-8 C68H106N2O4
    5,17-diamino-25,26,27,28-tetradecyloxycalix[4]arene