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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-Chlor-3-ethoxy-pent-4-ensaeureethylester 32769-87-2 C9H15ClO3
    5-Chlor-3-ethoxy-pent-4-ensaeureethylester
    —— 5'-N-(N<sup>δ</sup>-Lauroyl-L-ornithyl)-polyoxin C 64813-88-3 C28H47N5O10
    5'-N-(N<sup>δ</sup>-Lauroyl-L-ornithyl)-polyoxin C
    —— [5-(4-Bromo-phenyl)-2-ethoxy-3-ethyl-2,4-dioxo-2λ<sup>5</sup>-[1,3,2]oxazaphospholidin-5-yl]-phosphonic acid diethyl ester 55004-38-1 C16H24BrNO7P2
    [5-(4-Bromo-phenyl)-2-ethoxy-3-ethyl-2,4-dioxo-2λ<sup>5</sup>-[1,3,2]oxazaphospholidin-5-yl]-phosphonic acid diethyl ester
    —— 5-<i>tert</i>-butyl-3,7-di-pyridin-2-yl-1<i>H</i>-[1,2,4]triazepine 52602-61-6 C18H19N5
    5-<i>tert</i>-butyl-3,7-di-pyridin-2-yl-1<i>H</i>-[1,2,4]triazepine
    —— 5,8-Epidioxy-cholest-22-en-3β-ol-acetat 53574-45-1 C29H46O4
    5,8-Epidioxy-cholest-22-en-3β-ol-acetat
    —— 5-(2-Benzoxazolyl)-2-brommethyl-pyridin 41716-23-8 C13H9BrN2O
    5-(2-Benzoxazolyl)-2-brommethyl-pyridin
    —— 5-(4-methoxy-benzyl)-6-methyl-1<i>H</i>-pyrimidine-2,4-dithione 43181-33-5 C13H14N2OS2
    5-(4-methoxy-benzyl)-6-methyl-1<i>H</i>-pyrimidine-2,4-dithione
    —— 5,8-dioxo-5,8-dihydro-isoquinoline-6,7-dicarboxylic acid diethyl ester 39713-47-8 C15H13NO6
    5,8-dioxo-5,8-dihydro-isoquinoline-6,7-dicarboxylic acid diethyl ester
    —— 5,6,11,12-Tetrahydro-5-methylbenzo<c>phenanthridin 51066-36-5 C18H17N
    5,6,11,12-Tetrahydro-5-methylbenzo<c>phenanthridin
    —— 5-methyl-1-[(5-methyl-2,3-diphenylindol-1-yl)methoxymethyl]-2,3-diphenylindole 95503-25-6 C44H36N2O
    5-methyl-1-[(5-methyl-2,3-diphenylindol-1-yl)methoxymethyl]-2,3-diphenylindole
    —— 5-[2-(6-methyl-1-p-tolyl-1H-quinolin-4-ylidene)-ethylidene]-4-thioxo-thiazolidin-2-one 28320-52-7 C22H18N2OS2
    5-[2-(6-methyl-1-p-tolyl-1H-quinolin-4-ylidene)-ethylidene]-4-thioxo-thiazolidin-2-one
    —— 5-(4-dimethylamino-benzylidene)-3-(4-ethoxy-phenyl)-2-thioxo-tetrahydro-pyrimidin-4-one 53377-45-0 C21H23N3O2S
    5-(4-dimethylamino-benzylidene)-3-(4-ethoxy-phenyl)-2-thioxo-tetrahydro-pyrimidin-4-one
    —— 5-nitro-2-oxo-benzoimidazole-1,3-dicarboxylic acid bis-[bis-(2-chloro-ethyl)-amide] 49608-62-0 C17H19Cl4N5O5
    5-nitro-2-oxo-benzoimidazole-1,3-dicarboxylic acid bis-[bis-(2-chloro-ethyl)-amide]
    —— 5-benzylidene-3-phenyl-2-<i>m</i>-tolyl-3,5-dihydro-imidazol-4-one 42344-24-1 C23H18N2O
    5-benzylidene-3-phenyl-2-<i>m</i>-tolyl-3,5-dihydro-imidazol-4-one
    —— 5-methyl-2-phenyl-2<i>H</i>-pyrazole-3,4-dione 4-(4-hydroxy-4-methyl-semicarbazone) 54305-42-9 C12H13N5O3
    5-methyl-2-phenyl-2<i>H</i>-pyrazole-3,4-dione 4-(4-hydroxy-4-methyl-semicarbazone)
    —— (5R,5aS,6R,9S,9aR,10S)-2-phenyl-6,7,8,9-tetrahydro-1H,5H,10H-6,9-epidiazeno-5,10-etheno-5a,9a-(methanooxymethano)[1,2,4]triazolo[1,2-b]phthalazine-1,3(2H)-dione 96451-94-4 C20H19N5O3
    (5R,5aS,6R,9S,9aR,10S)-2-phenyl-6,7,8,9-tetrahydro-1H,5H,10H-6,9-epidiazeno-5,10-etheno-5a,9a-(methanooxymethano)[1,2,4]triazolo[1,2-b]phthalazine-1,3(2H)-dione
    —— 5'-O-acetyl-1-(2,4-dinitrophenyl)-2',3'-O-isopropylideneinosine 516509-76-5 C21H20N6O10
    5'-O-acetyl-1-(2,4-dinitrophenyl)-2',3'-O-isopropylideneinosine
    —— 5-(5-Methyl-3-oxo-2,3,4,5-tetrahydropyridazin-6-yl)-1-methylindolin-2-one 70386-03-7 C14H15N3O2
    5-(5-Methyl-3-oxo-2,3,4,5-tetrahydropyridazin-6-yl)-1-methylindolin-2-one
    —— 5-oxo-3-phenyl-4-(pyridine-2-sulfonyl)heptanal 1352411-43-8 C18H19NO4S
    5-oxo-3-phenyl-4-(pyridine-2-sulfonyl)heptanal
    —— 5-Iodo-2-phenylpentanenitrile 152667-67-9 C11H12IN
    5-Iodo-2-phenylpentanenitrile
    —— 5-{[(2S,3R,4R,5S,6R)-6-(tert-Butyl-diphenyl-silanyloxymethyl)-4,5-dihydroxy-2-methylsulfanyl-tetrahydro-pyran-3-ylamino]-methylene}-1,3-dimethyl-pyrimidine-2,4,6-trione 350239-13-3 C30H39N3O7SSi
    5-{[(2S,3R,4R,5S,6R)-6-(tert-Butyl-diphenyl-silanyloxymethyl)-4,5-dihydroxy-2-methylsulfanyl-tetrahydro-pyran-3-ylamino]-methylene}-1,3-dimethyl-pyrimidine-2,4,6-trione
    —— 5-[4-(4-cyano-benzylideneamino)-piperazin-1-yl]-5<i>H</i>-dibenzo[<i>a</i>,<i>d</i>]cycloheptene-10-carbonitrile 59896-00-3 C28H23N5
    5-[4-(4-cyano-benzylideneamino)-piperazin-1-yl]-5<i>H</i>-dibenzo[<i>a</i>,<i>d</i>]cycloheptene-10-carbonitrile
    —— 5-ethoxy-3,6-dihydro-pyrazinyl tetra-<i>O</i>-acetyl-β-<i>D</i>-glucopyranoside 52591-47-6 C20H28N2O11
    5-ethoxy-3,6-dihydro-pyrazinyl tetra-<i>O</i>-acetyl-β-<i>D</i>-glucopyranoside
    —— 5,7,7-trimethyl-2,2-diphenyl-1-thia-spiro[2.5]oct-4-ene 50523-30-3 C22H24S
    5,7,7-trimethyl-2,2-diphenyl-1-thia-spiro[2.5]oct-4-ene
    —— 5-(4-hydroxy-3-methoxy-benzylidene)-2-thioxo-3-<i>p</i>-tolyl-tetrahydro-pyrimidin-4-one 53377-40-5 C19H18N2O3S
    5-(4-hydroxy-3-methoxy-benzylidene)-2-thioxo-3-<i>p</i>-tolyl-tetrahydro-pyrimidin-4-one
    —— 5,5-Dimethylhydantoin d(6) 50348-95-3 C5H8N2O2
    5,5-Dimethylhydantoin d(6)
    —— 5-methyl-2-pyrrolidin-1-yl-1<i>H</i>-pyrimidine-4,6-dione 50596-74-2 C9H13N3O2
    5-methyl-2-pyrrolidin-1-yl-1<i>H</i>-pyrimidine-4,6-dione
    —— 5,10,15,20-tetrakis(p-aminophenyl)porphyrinatotin chloride 1283768-81-9 C44H32Cl2N8Sn
    5,10,15,20-tetrakis(p-aminophenyl)porphyrinatotin chloride
    —— 5-cyano-4-indol-3-yl-2,6-dioxo-1,2,5,6-tetrahydro-pyridine-4-carboxylic acid methyl ester 39796-05-9 C16H11N3O4
    5-cyano-4-indol-3-yl-2,6-dioxo-1,2,5,6-tetrahydro-pyridine-4-carboxylic acid methyl ester
    —— 5-Methyl-2-benzimidazolylphenylketoxim 41510-20-7 C15H13N3O
    5-Methyl-2-benzimidazolylphenylketoxim
    —— 5-(4-butyl-phenyl)-4,6-dichloro-2-phenyl-pyrimidine 51328-09-7 C20H18Cl2N2
    5-(4-butyl-phenyl)-4,6-dichloro-2-phenyl-pyrimidine
    —— 5-Acetylamino-N-decylsalicylamid 6382-47-4 C19H30N2O3
    5-Acetylamino-N-decylsalicylamid
    —— 5-Carbethoxy-2-tert.-butyl-selenophen 53390-80-0 C11H16O2Se
    5-Carbethoxy-2-tert.-butyl-selenophen
    —— (5-benzylidene-2-methylsulfanyl-thiazol-4-ylidene)-(4-methoxy-phenyl)-amine 60777-08-4 C18H16N2OS2
    (5-benzylidene-2-methylsulfanyl-thiazol-4-ylidene)-(4-methoxy-phenyl)-amine
    —— 5-adamantan-1-yl-5-allyl-2-thioxo-dihydro-pyrimidine-4,6-dione 39592-62-6 C17H22N2O2S
    5-adamantan-1-yl-5-allyl-2-thioxo-dihydro-pyrimidine-4,6-dione
    —— 5α-Androstan-11-onhydrazon 54156-09-1 C19H32N2
    5α-Androstan-11-onhydrazon
    —— 5-Hydroxy-7-methyl-3,4-benzo-tropolon 23417-13-2 C12H10O3
    5-Hydroxy-7-methyl-3,4-benzo-tropolon
    —— 5-allyl-octa-1,7-dien-4-one 4-enol tautomer 50485-29-5 C11H16O
    5-allyl-octa-1,7-dien-4-one 4-enol tautomer
    —— 5-acetyl-1-(3,5-O-isopropylidene β-D-xylofuranosyl)uracil 52432-00-5 C14H18N2O7
    5-acetyl-1-(3,5-O-isopropylidene β-D-xylofuranosyl)uracil
    —— 5-(2-Pyridyl)-5-nonylphosphonsaeurediisopropylester 53227-15-9 C20H36NO3P
    5-(2-Pyridyl)-5-nonylphosphonsaeurediisopropylester
    —— 5,7-bis-allyloxy-2-methyl-chromen-4-one 54102-34-0 C16H16O4
    5,7-bis-allyloxy-2-methyl-chromen-4-one
    —— 5'-{[bis-(4-nitro-phenoxy)-phosphoryl]-amino}-5'-deoxy-guanosine 53941-99-4 C22H21N8O11P
    5'-{[bis-(4-nitro-phenoxy)-phosphoryl]-amino}-5'-deoxy-guanosine
    —— [5-methyl-2-oxo-3-phenyl-1-(phenylcarbamoyl-methyl)-2,3-dihydro-indol-3-yl]-acetic acid ethyl ester 42321-28-8 C27H26N2O4
    [5-methyl-2-oxo-3-phenyl-1-(phenylcarbamoyl-methyl)-2,3-dihydro-indol-3-yl]-acetic acid ethyl ester
    —— (5-{5-[(E)-2-(4-Bromo-phenyl)-vinyl]-furan-2-yl}-isoxazol-3-yl)-phenyl-methanone 137441-02-2 C22H14BrNO3
    (5-{5-[(E)-2-(4-Bromo-phenyl)-vinyl]-furan-2-yl}-isoxazol-3-yl)-phenyl-methanone
    —— 5-((R)-3-Methoxy-pyrrolidin-1-ylmethyl)-3,4-dihydro-1H-isoquinoline-2-carboxylic acid tert-butyl ester 905843-72-3 C20H30N2O3
    5-((R)-3-Methoxy-pyrrolidin-1-ylmethyl)-3,4-dihydro-1H-isoquinoline-2-carboxylic acid tert-butyl ester
    —— 5-O-acetyl-6-deoxy-6-iodo-1,2-O-isopropylidene-3-S-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)-3-thio-α-D-glucofuranose 175652-65-0 C25H35IO14S
    5-O-acetyl-6-deoxy-6-iodo-1,2-O-isopropylidene-3-S-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)-3-thio-α-D-glucofuranose
    —— 5-Chloro-2,3-dihydro-2-hydroxy-1-[2-[[(methoxycarbonyl)[4-(trifluoromethoxy)phenyl]amino]carbonyl]hydrazinylidene]-1H-indene-2-carboxylic acid methyl ester 177905-09-8 C21H17ClF3N3O7
    5-Chloro-2,3-dihydro-2-hydroxy-1-[2-[[(methoxycarbonyl)[4-(trifluoromethoxy)phenyl]amino]carbonyl]hydrazinylidene]-1H-indene-2-carboxylic acid methyl ester
    —— 5,6-dichloro-2-(dimethyl-thiocarbamoylsulfanyl)-hexahydro-4,7-epioxido-isoindole-1,3-dione 22867-66-9 C11H12Cl2N2O3S2
    5,6-dichloro-2-(dimethyl-thiocarbamoylsulfanyl)-hexahydro-4,7-epioxido-isoindole-1,3-dione
    —— 5-Acetylamino-2-(2-dimethylamino-ethoxy)-N-methyl-benzamide 6376-30-3 C14H21N3O3
    5-Acetylamino-2-(2-dimethylamino-ethoxy)-N-methyl-benzamide
    —— 5-(4-bromophenyl)-2-ethyl-2-methylpenta-3,4-dienal 1247695-59-5 C14H15BrO
    5-(4-bromophenyl)-2-ethyl-2-methylpenta-3,4-dienal