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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (5R)-6c-(2-cyano-ethyl)-3,3-dimethyl-7-oxo-6t-(2-phenoxy-acetylamino)-(5rH)-4-thia-1-aza-bicyclo[3.2.0]heptane-2c-carboxylic acid benzyl ester 41102-59-4 C26H27N3O5S
    (5R)-6c-(2-cyano-ethyl)-3,3-dimethyl-7-oxo-6t-(2-phenoxy-acetylamino)-(5rH)-4-thia-1-aza-bicyclo[3.2.0]heptane-2c-carboxylic acid benzyl ester
    —— 5-((4-bromo-2,6-dimethylphenyl)diazenyl)-4,6-dimethyl-2-oxo-1,2-dihydropyridine-3-carbonitrile 1224437-80-2 C16H15BrN4O
    5-((4-bromo-2,6-dimethylphenyl)diazenyl)-4,6-dimethyl-2-oxo-1,2-dihydropyridine-3-carbonitrile
    —— 5-(1,3-benzodioxol-5-yl)-3-[4-[4-(1,1,1,3,3,3-hexafluoro-2-hydroxypropan-2-yl)-2-phenethyl-6-propylphenyloxy]butyl]-5-methylimidazolidine-2,4-dione 1031397-65-5 C35H36F6N2O6
    5-(1,3-benzodioxol-5-yl)-3-[4-[4-(1,1,1,3,3,3-hexafluoro-2-hydroxypropan-2-yl)-2-phenethyl-6-propylphenyloxy]butyl]-5-methylimidazolidine-2,4-dione
    —— 5-propyl-isoxazole-3-carboxylic acid isopropylcarbamoyl-amide 32954-10-2 C11H17N3O3
    5-propyl-isoxazole-3-carboxylic acid isopropylcarbamoyl-amide
    —— 5-[2-[[7-[[2-(3,5-Dihydroxyphenyl)-2-hydroxyethyl]amino]-2,7-dimethyloctan-2-yl]amino]-1-hydroxyethyl]benzene-1,3-diol 47750-72-1 C26H40N2O6
    5-[2-[[7-[[2-(3,5-Dihydroxyphenyl)-2-hydroxyethyl]amino]-2,7-dimethyloctan-2-yl]amino]-1-hydroxyethyl]benzene-1,3-diol
    —— (5R,9R,11E)-5-(3-(2-methoxylphenyl)prop-2-en-1-ylideneamino)-11-ethylidene-5,6,9,10-tetrahydro-7-methyl-5,9-methanocycloocta[b]pyridin-2(1H)-one 1004513-20-5 C25H26N2O2
    (5R,9R,11E)-5-(3-(2-methoxylphenyl)prop-2-en-1-ylideneamino)-11-ethylidene-5,6,9,10-tetrahydro-7-methyl-5,9-methanocycloocta[b]pyridin-2(1H)-one
    —— 5-(4-(4-fluorobenzyloxymethyl)benzylidene)-2-methylsulfanylthiazol-4-one 1187211-49-9 C19H16FNO2S2
    5-(4-(4-fluorobenzyloxymethyl)benzylidene)-2-methylsulfanylthiazol-4-one
    —— 5,5-dimethyl 4-(2-furyl) 3-methoxycarbonyl isoxazoline N-oxide 116471-75-1 C11H13NO5
    5,5-dimethyl 4-(2-furyl) 3-methoxycarbonyl isoxazoline N-oxide
    —— 5-chloro-<i>N</i>-{2-[4-(5-chloro-2-oxo-2,3-dihydro-benzoimidazol-1-yl)-piperidin-1-yl]-ethyl}-2-methoxy-4-nitro-benzamide 63044-93-9 C22H23Cl2N5O5
    5-chloro-<i>N</i>-{2-[4-(5-chloro-2-oxo-2,3-dihydro-benzoimidazol-1-yl)-piperidin-1-yl]-ethyl}-2-methoxy-4-nitro-benzamide
    —— 5-methyl-4-styryl-pyrimidin-2-ylamine 30614-60-9 C13H13N3
    5-methyl-4-styryl-pyrimidin-2-ylamine
    —— 5-methyl-2-(phenylethynyl)benzamide 1425605-57-7 C16H13NO
    5-methyl-2-(phenylethynyl)benzamide
    —— 5-amino-6-(4-phenoxyphenyl)-2,3-dihydro-3-imino-2-methyl-1,2,4-triazine methanesulfonate 1174185-64-8 CH4O3S*C16H15N5O
    5-amino-6-(4-phenoxyphenyl)-2,3-dihydro-3-imino-2-methyl-1,2,4-triazine methanesulfonate
    —— 5-Methyl-6-(m-tolyl)-4,5-dihydro-1,2,4-triazine-3(2H)-thione 87125-01-7 C11H13N3S
    5-Methyl-6-(m-tolyl)-4,5-dihydro-1,2,4-triazine-3(2H)-thione
    —— 5-chloro-1-ethyl-3-(2-hydroxyphenyl)indolin-2-one 1240509-63-0 C16H14ClNO2
    5-chloro-1-ethyl-3-(2-hydroxyphenyl)indolin-2-one
    —— 5-[tert-butyl(dimethyl)silyl]oxy-3-prop-2-enylcyclopent-2-en-1-one 85972-52-7 C14H24O2Si
    5-[tert-butyl(dimethyl)silyl]oxy-3-prop-2-enylcyclopent-2-en-1-one
    —— 5-[2-[(8-Quinolyl)sulfonylamino]ethylthio]imidazo[1,2-a]pyridine 141481-82-5 C18H16N4O2S2
    5-[2-[(8-Quinolyl)sulfonylamino]ethylthio]imidazo[1,2-a]pyridine
    —— 5-chloro-6-(2,6-dichlorophenyl)-7-(2-methyl-piperidin-1-yl)-[1,2,4]triazolo[1,5-a]pyrimidine 187233-71-2 C17H16Cl3N5
    5-chloro-6-(2,6-dichlorophenyl)-7-(2-methyl-piperidin-1-yl)-[1,2,4]triazolo[1,5-a]pyrimidine
    —— 5-(4-methoxy-benzylidene)-2-(4-phenyl-thiazol-2-ylamino)-thiazol-4-one 52413-94-2 C20H15N3O2S2
    5-(4-methoxy-benzylidene)-2-(4-phenyl-thiazol-2-ylamino)-thiazol-4-one
    —— 5-(2-hydroxy-benzylidene)-2-(4-phenyl-thiazol-2-ylamino)-thiazol-4-one 52413-96-4 C19H13N3O2S2
    5-(2-hydroxy-benzylidene)-2-(4-phenyl-thiazol-2-ylamino)-thiazol-4-one
    —— 5,6,7,8-tetrahydro-4H-cyclohepta[c][1,2,5]oxadiazol-N-oxide 56906-21-9 C7H10N2O2
    5,6,7,8-tetrahydro-4H-cyclohepta[c][1,2,5]oxadiazol-N-oxide
    —— [5-(2-methylpropyl)-4,5-dihydro-1,2-oxazol-3-yl]methanol 910897-03-9 C8H15NO2
    [5-(2-methylpropyl)-4,5-dihydro-1,2-oxazol-3-yl]methanol
    —— (5Z)-5-(2-methoxyethylidene)-2,2-dimethyl-4-propan-2-ylidenepyrrolidine 105842-14-6 C12H21NO
    (5Z)-5-(2-methoxyethylidene)-2,2-dimethyl-4-propan-2-ylidenepyrrolidine
    —— 5,6,7,8-Tetrahydro-benzo<b>thiopyran-2-thion 56680-08-1 C9H10S2
    5,6,7,8-Tetrahydro-benzo<b>thiopyran-2-thion
    —— 5-(2-bromo-4,5-dimethoxy-benzyl)-2,6-dimethyl-3<i>H</i>-pyrimidin-4-one 56245-27-3 C15H17BrN2O3
    5-(2-bromo-4,5-dimethoxy-benzyl)-2,6-dimethyl-3<i>H</i>-pyrimidin-4-one
    —— 5-Jod-isophthalsaeure-bis-<3-aethoxy-propylester> 5013-47-8 C18H25IO6
    5-Jod-isophthalsaeure-bis-<3-aethoxy-propylester>
    —— 5,11,17,23,29,35-Hexa-tert-butyl-39,42-dihydroxy-37,38,40,41-tetrakis<(4-fluorobenzoyl)oxy>calix<6>arene 140659-04-7 C94H96F4O10
    5,11,17,23,29,35-Hexa-tert-butyl-39,42-dihydroxy-37,38,40,41-tetrakis<(4-fluorobenzoyl)oxy>calix<6>arene
    —— 5-[(tert-butyl(diphenyl)silyloxy)methyl]-3-hydroxy-4-hydroxymethyl-2-methylpyridine 600740-46-3 C24H29NO3Si
    5-[(tert-butyl(diphenyl)silyloxy)methyl]-3-hydroxy-4-hydroxymethyl-2-methylpyridine
    —— 5-(trifluoromethyl)-1H-pyrrole-3-carboxylic acid 1784884-56-5 C6H4F3NO2
    5-(trifluoromethyl)-1H-pyrrole-3-carboxylic acid
    —— (+/-)-5,8-dioxo-(4a<i>r</i>,8a<i>c</i>)-1,4,4a,5,8,8a-hexahydro-[1<i>t</i>]naphthoic acid methyl ester 83298-19-5 C12H12O4
    (+/-)-5,8-dioxo-(4a<i>r</i>,8a<i>c</i>)-1,4,4a,5,8,8a-hexahydro-[1<i>t</i>]naphthoic acid methyl ester
    —— 5-nonyl-2-hydroxyacetophenone oxime 86431-48-3 C17H27NO2
    5-nonyl-2-hydroxyacetophenone oxime
    —— 5-chloro-3-(4-chlorophenyl)-6-methyl-2-[cis-4-(trifluoromethyl)cyclohexyl]pyrimidin-4(3H)-one 1093749-78-0 C18H17Cl2F3N2O
    5-chloro-3-(4-chlorophenyl)-6-methyl-2-[cis-4-(trifluoromethyl)cyclohexyl]pyrimidin-4(3H)-one
    —— 5,8-Dimethoxy-pyrazino<2,3-d>pyridazin 14547-07-0 C8H8N4O2
    5,8-Dimethoxy-pyrazino<2,3-d>pyridazin
    —— 5-(acetyl)-2-(dicyanomethyleno)-4-hydroxy-3-phenyl-Δ<sup>4</sup>-1,3-thiazoline 136319-89-6 C14H9N3O2S
    5-(acetyl)-2-(dicyanomethyleno)-4-hydroxy-3-phenyl-Δ<sup>4</sup>-1,3-thiazoline
    —— 5-Chloro-4-(4-methoxy-phenyl)-1H-imidazol-2-ylamine 76507-24-9 C10H10ClN3O
    5-Chloro-4-(4-methoxy-phenyl)-1H-imidazol-2-ylamine
    —— 5-Methyl-7-oxo-3-(D-xylo-tetritol-1-yl)-1,2,4-triazolo<4,3-a>pyrimidine 174174-58-4 C10H14N4O5
    5-Methyl-7-oxo-3-(D-xylo-tetritol-1-yl)-1,2,4-triazolo<4,3-a>pyrimidine
    —— 5-(2,4-dichloro-phenyl)-pyrimidin-4-ylamine 56239-13-5 C10H7Cl2N3
    5-(2,4-dichloro-phenyl)-pyrimidin-4-ylamine
    —— 5-[4-(2-amino-5-fluorophenyl)-2-hydroxy-4-methyl-2-trifluoromethylvaleroyl-amino]-phthalide 395671-90-6 C21H20F4N2O4
    5-[4-(2-amino-5-fluorophenyl)-2-hydroxy-4-methyl-2-trifluoromethylvaleroyl-amino]-phthalide
    —— 5-amino-2-(5-bromo-furan-2-yl)-[1,2,4]triazolo[1,5-a]pyridine-7-carboxylic acid methyl-pentyl-amide 437706-54-2 C17H20BrN5O2
    5-amino-2-(5-bromo-furan-2-yl)-[1,2,4]triazolo[1,5-a]pyridine-7-carboxylic acid methyl-pentyl-amide
    —— 5-(5-methylisoxazol-3-yl)-3-(p-tolyl)-2,3,5,6-tetrahydro-4H-benzo[g][1,3,5]oxadiazocin-4-one 1233715-17-7 C20H19N3O3
    5-(5-methylisoxazol-3-yl)-3-(p-tolyl)-2,3,5,6-tetrahydro-4H-benzo[g][1,3,5]oxadiazocin-4-one
    —— 5α-Pregn-16-en-3β,20α-diol 23061-95-2 C21H34O2
    5α-Pregn-16-en-3β,20α-diol
    —— 5-Cyclopropyl-1-(2,4-dichlorophenyl)-N-[(1S)-1-phenylbutyl]-N-propyl-1H-1,2,4-triazol-3-amine hydrochloride 344794-28-1 C24H28Cl2N4*ClH
    5-Cyclopropyl-1-(2,4-dichlorophenyl)-N-[(1S)-1-phenylbutyl]-N-propyl-1H-1,2,4-triazol-3-amine hydrochloride
    —— 5,9-Undecadien-1-yne, 11-chloro-3,3,6,10-tetramethyl-, (E,E)- 90544-14-2 C15H23Cl
    5,9-Undecadien-1-yne, 11-chloro-3,3,6,10-tetramethyl-, (E,E)-
    —— 5-Carbamoyl-2-oxo-1.2.3.4-tetrahydro-pyrimidin 89179-84-0 C5H7N3O2
    5-Carbamoyl-2-oxo-1.2.3.4-tetrahydro-pyrimidin
    —— 5'-Acetyl-4'-oxo-6,6'-dimethylpyrano<3'.2':3.4>chinolin 97472-90-7 C16H13NO3
    5'-Acetyl-4'-oxo-6,6'-dimethylpyrano<3'.2':3.4>chinolin
    —— 5-Chlor-6,19-epoxy-androstanolon-acetat 2659-00-9 C21H29ClO4
    5-Chlor-6,19-epoxy-androstanolon-acetat
    —— 5-O-t-butyldimethylsilyl-27-oxomilbemycin A<sub>4</sub> 338763-32-9 C38H58O8Si
    5-O-t-butyldimethylsilyl-27-oxomilbemycin A<sub>4</sub>
    —— 5-ketomilbemycin A4 5-O-dimethylcarbamoyloxime 138427-76-6 C35H50N2O8
    5-ketomilbemycin A4 5-O-dimethylcarbamoyloxime
    —— 5-Isopropoxy-8-methoxy-2,4-dimethyl-6-nitro-quinoline 77893-04-0 C15H18N2O4
    5-Isopropoxy-8-methoxy-2,4-dimethyl-6-nitro-quinoline
    —— 5-[Bis-(4-methoxy-phenyl)-methylene]-4-ethoxy-cyclopent-2-enone 53328-76-0 C22H22O4
    5-[Bis-(4-methoxy-phenyl)-methylene]-4-ethoxy-cyclopent-2-enone
    —— 5α-hydroxy-17-oxa-D-homoandrostan-6,16-dione-3β-yl acetate 1412677-85-0 C21H30O6
    5α-hydroxy-17-oxa-D-homoandrostan-6,16-dione-3β-yl acetate