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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5,7-dihydroxy-3β,5-cyclo-A-homo-5,7-seco-5β-androstan-17-one 84340-27-2 C19H30O3
    5,7-dihydroxy-3β,5-cyclo-A-homo-5,7-seco-5β-androstan-17-one
    —— 5-(4-carboxy-phenyl)-2-(4-phenylazo-phenyl)-3-stilben-4-yl-tetrazolium; chloride 124137-54-8 C34H25N6O2*Cl
    5-(4-carboxy-phenyl)-2-(4-phenylazo-phenyl)-3-stilben-4-yl-tetrazolium; chloride
    —— 5-(4-methoxy-3-((4-methylbenzyl)oxy)benzyl)pyrimidine-2,4-diamine 1256645-08-5 C20H22N4O2
    5-(4-methoxy-3-((4-methylbenzyl)oxy)benzyl)pyrimidine-2,4-diamine
    —— (5aR,6S,7S,9aR)-4,5a,6,7,8,9a-hexahydropyrano[3,2-b][1,2,3]triazolo[1,5-d][1,4]oxazine-6,7-diyl diacetate 1314093-57-6 C12H15N3O6
    (5aR,6S,7S,9aR)-4,5a,6,7,8,9a-hexahydropyrano[3,2-b][1,2,3]triazolo[1,5-d][1,4]oxazine-6,7-diyl diacetate
    —— 5-Methoxy-6-phenyl-hexanenitrile 88536-51-0 C13H17NO
    5-Methoxy-6-phenyl-hexanenitrile
    —— (5R,6S,7R,8R,10S)-6,7-dihydroxy-10-(methoxymethoxy)-2,2-dimethyl-9-oxo-1,3-dioxaspiro[4.5]decan-8-yl acetate 1233221-77-6 C14H22O9
    (5R,6S,7R,8R,10S)-6,7-dihydroxy-10-(methoxymethoxy)-2,2-dimethyl-9-oxo-1,3-dioxaspiro[4.5]decan-8-yl acetate
    —— 5-(benzylamino)-7-(4-isopropylbenzyl)-2,2,4,6-tetramethyl-1-benzofuran-3(2H)-one 820259-36-7 C29H33NO2
    5-(benzylamino)-7-(4-isopropylbenzyl)-2,2,4,6-tetramethyl-1-benzofuran-3(2H)-one
    —— 5-Mesyl-2-thioxo-1,3,4-thiadiazolin 58742-40-8 C3H4N2O2S3
    5-Mesyl-2-thioxo-1,3,4-thiadiazolin
    —— 5-(2-chloro-4-methoxyphenyl)-3-cyclopropyl-N-[(1R,2S)-2-ethoxy-2,3-dihydro-1H-inden-1-yl]-6-ethylpyrazin-2-amine 535938-00-2 C27H30ClN3O2
    5-(2-chloro-4-methoxyphenyl)-3-cyclopropyl-N-[(1R,2S)-2-ethoxy-2,3-dihydro-1H-inden-1-yl]-6-ethylpyrazin-2-amine
    —— 5-(1-isopropyl-5-(1-methylpiperidin-4-yl)-1H-pyrazol-3-yl)-3-(trifluoromethyl)-1H-pyrrolo[2,3-b]pyridine 1620573-78-5 C20H24F3N5
    5-(1-isopropyl-5-(1-methylpiperidin-4-yl)-1H-pyrazol-3-yl)-3-(trifluoromethyl)-1H-pyrrolo[2,3-b]pyridine
    —— 5-[8-[3-fluoro-4-(2-methoxyethoxy)phenyl]-5-oxo-7-thioxo-6,8-diazaspiro[3.4]octan-6-yl]-3-methyl-pyridine-2-carbonitrile 1332390-45-0 C22H21FN4O3S
    5-[8-[3-fluoro-4-(2-methoxyethoxy)phenyl]-5-oxo-7-thioxo-6,8-diazaspiro[3.4]octan-6-yl]-3-methyl-pyridine-2-carbonitrile
    —— 5,5-dimethyl-7-[(1S)-1-methylpropyl]-2-[(4-{[(1-methyl-1H-pyrazol-4-yl)amino]methyl}phenyl)amino]-5,7-dihydro-6H-pyrrolo[2,3-d]pyrimidin-6-one 1201361-67-2 C23H29N7O
    5,5-dimethyl-7-[(1S)-1-methylpropyl]-2-[(4-{[(1-methyl-1H-pyrazol-4-yl)amino]methyl}phenyl)amino]-5,7-dihydro-6H-pyrrolo[2,3-d]pyrimidin-6-one
    —— 5-Aethyl-2-propyl-2-oxazolin 4694-83-1 C8H15NO
    5-Aethyl-2-propyl-2-oxazolin
    —— (5α,22R,23S,25S)-22,26-epimino-16β,23-epoxy-3β,23,27-trihydroxycholestane 1082953-85-2 C27H45NO4
    (5α,22R,23S,25S)-22,26-epimino-16β,23-epoxy-3β,23,27-trihydroxycholestane
    —— (5,6-dichloro-benzoxazol-2-yl)-guanidine 98557-67-6 C8H6Cl2N4O
    (5,6-dichloro-benzoxazol-2-yl)-guanidine
    —— 5-(3-Hydroxy-phenyl)-4-methyl-pentanoic acid methyl ester 129649-86-1 C13H18O3
    5-(3-Hydroxy-phenyl)-4-methyl-pentanoic acid methyl ester
    —— 5-(p-anisylhydrazono)-4-amino-2,6-dioxo-1,2,5,6-tetrahydropyrid-3-yl-pyridiniumchlorid 134460-96-1 C17H16N5O3*Cl
    5-(p-anisylhydrazono)-4-amino-2,6-dioxo-1,2,5,6-tetrahydropyrid-3-yl-pyridiniumchlorid
    —— [5-(2-{3-ethyl-5-[(3-ethyl-3<i>H</i>-benzoxazol-2-yliden)-ethyliden]-4-oxo-thiazolidin-2-ylidene}-1-methoxy-ethyliden)-4-oxo-2-thioxo-thiazolidin-3-yl]-acetic acid ethyl ester 104217-90-5 C26H27N3O6S3
    [5-(2-{3-ethyl-5-[(3-ethyl-3<i>H</i>-benzoxazol-2-yliden)-ethyliden]-4-oxo-thiazolidin-2-ylidene}-1-methoxy-ethyliden)-4-oxo-2-thioxo-thiazolidin-3-yl]-acetic acid ethyl ester
    —— 5-<4-Acetyl-benzol-sulfonyloxy>-2-hydroxymethyl-1,4-pyron 96983-76-5 C14H12O7S
    5-<4-Acetyl-benzol-sulfonyloxy>-2-hydroxymethyl-1,4-pyron
    —— 5-<4-Nitro-benzoyl>-1.3-diphenyl-2-pyrazolin-semicarbazon 95435-69-1 C23H20N6O3
    5-<4-Nitro-benzoyl>-1.3-diphenyl-2-pyrazolin-semicarbazon
    —— 5-Nitro-3-methyl-5-undecyl-tetrahydro-<1.3>oxazin 88826-39-5 C16H32N2O3
    5-Nitro-3-methyl-5-undecyl-tetrahydro-<1.3>oxazin
    —— 5-<(2-Hydroxy-6-methyl-4-quinolyl)methyl>thiobarbituric acid 86071-19-4 C15H13N3O3S
    5-<(2-Hydroxy-6-methyl-4-quinolyl)methyl>thiobarbituric acid
    —— 5-(2,3-di-O-acetyl-5-bromo-5-deoxy-β-D-ribofuranosyl)-3-benzyl-1-methyluracil 110419-27-7 C21H23BrN2O7
    5-(2,3-di-O-acetyl-5-bromo-5-deoxy-β-D-ribofuranosyl)-3-benzyl-1-methyluracil
    —— 5-phenylpentyl (methyl-2-O-acetyl-3-O-benzyl-4-O-levulinoyl-α-L-idopyranosyluronate)-(1-4)-3-O-benzyl-6-O-tert-butyldiphenylsilyl-2-deoxy-2-[(benzyloxy)carbonyl]amino-β-D-glucopyranoside 1266661-35-1 C69H81NO16Si
    5-phenylpentyl (methyl-2-O-acetyl-3-O-benzyl-4-O-levulinoyl-α-L-idopyranosyluronate)-(1-4)-3-O-benzyl-6-O-tert-butyldiphenylsilyl-2-deoxy-2-[(benzyloxy)carbonyl]amino-β-D-glucopyranoside
    —— (5Z,13E)-(8R,9S,11R,12R,15S)-1-Acetoxy-19-methyl-5,13,18-prostatriene-9,11,15-triol 66478-07-7 C23H38O5
    (5Z,13E)-(8R,9S,11R,12R,15S)-1-Acetoxy-19-methyl-5,13,18-prostatriene-9,11,15-triol
    —— 5α-cholestanyl 4α-phenylacetate 87697-48-1 C35H54O2
    5α-cholestanyl 4α-phenylacetate
    —— 5-[2-(1,3-dioxolan-2-yl)ethoxy]-2,3-difluoropyridine 1154580-09-2 C10H11F2NO3
    5-[2-(1,3-dioxolan-2-yl)ethoxy]-2,3-difluoropyridine
    —— 5-deuterio-5-phenoxy-7-methyloct-3-ene 97337-55-8 C15H22O
    5-deuterio-5-phenoxy-7-methyloct-3-ene
    —— 5-Hydroxy-3-methyl-pyrazole-1-carboxylic acid (3,4-dichloro-phenyl)-amide 85220-08-2 C11H9Cl2N3O2
    5-Hydroxy-3-methyl-pyrazole-1-carboxylic acid (3,4-dichloro-phenyl)-amide
    —— 5-chloro-3-[2-chloro-5-fluoro-4-(pyridin-3-ylmethoxy)-benzyl]-1H-pyrrolo[2,3-b]pyridine 1036382-25-8 C20H14Cl2FN3O
    5-chloro-3-[2-chloro-5-fluoro-4-(pyridin-3-ylmethoxy)-benzyl]-1H-pyrrolo[2,3-b]pyridine
    —— 5-fluoro-non-4-en-3-one 63488-37-9 C9H15FO
    5-fluoro-non-4-en-3-one
    —— 5-Hydroxy-5,7-di-p-tolyl-5H-dibenzo<a.c>cyclohepten 37812-60-5 C29H24O
    5-Hydroxy-5,7-di-p-tolyl-5H-dibenzo<a.c>cyclohepten
    —— 5-Methoxy-2,2'-spirobiindan 64271-66-5 C18H18O
    5-Methoxy-2,2'-spirobiindan
    —— {5-[4-(1-aminocyclobutyl)phenyl]-2-methyl-6-phenyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-yl}[2-(4-fluorophenyl)ethyl]amine 1355239-85-8 C30H29FN6
    {5-[4-(1-aminocyclobutyl)phenyl]-2-methyl-6-phenyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-yl}[2-(4-fluorophenyl)ethyl]amine
    —— (5-phenyl-1,3,4-oxadiazol-2-yl)(3-(4-(pyrrolidin-1-ylmethyl)-3-(trifluoromethyl)phenoxy)azetidin-1-yl)methanone 1354791-65-3 C24H23F3N4O3
    (5-phenyl-1,3,4-oxadiazol-2-yl)(3-(4-(pyrrolidin-1-ylmethyl)-3-(trifluoromethyl)phenoxy)azetidin-1-yl)methanone
    —— 5-Bromo-2-{4-[(1R,2R)-2-({[5-(methylsulfonyl)pyridin-2-yl]methoxy}methyl)-cyclopropyl]piperidin-1-yl}pyrimidin 1416364-12-9 C20H25BrN4O3S
    5-Bromo-2-{4-[(1R,2R)-2-({[5-(methylsulfonyl)pyridin-2-yl]methoxy}methyl)-cyclopropyl]piperidin-1-yl}pyrimidin
    —— 5,6,7,8-tetrachloro-2-ethoxycarbonyl-3,4-bis(methoxycarbonyl)-2H-1,2-thiazocine 106550-68-9 C13H11Cl4NO6S
    5,6,7,8-tetrachloro-2-ethoxycarbonyl-3,4-bis(methoxycarbonyl)-2H-1,2-thiazocine
    —— [5-(3-methoxy-phenyl)-6-phenyl-furo[2,3-d]pyrimidin-4-yl]-(tetrahydro-furan-2-ylmethyl)-amine 873305-89-6 C24H23N3O3
    [5-(3-methoxy-phenyl)-6-phenyl-furo[2,3-d]pyrimidin-4-yl]-(tetrahydro-furan-2-ylmethyl)-amine
    —— 5,7,7-Trimethyl-2-phenyl-6-thia-2,3,8-triazabicyclo<3.2.1>oct-3-en-4-carbonsaeure-methylester 81003-40-9 C15H19N3O2S
    5,7,7-Trimethyl-2-phenyl-6-thia-2,3,8-triazabicyclo<3.2.1>oct-3-en-4-carbonsaeure-methylester
    —— 5-hydroxy-2-(phenylcarbamimidoylmercapto-methyl)-pyran-4-one; hydrochloride 108874-43-7 C13H12N2O3S*ClH
    5-hydroxy-2-(phenylcarbamimidoylmercapto-methyl)-pyran-4-one; hydrochloride
    —— 5-pyridoxaminyl-6'-α-cyclodextrinyl sulfide 101374-89-4 C44H70N2O30S
    5-pyridoxaminyl-6'-α-cyclodextrinyl sulfide
    —— 5-(2-oxopropyl)-2-(phenylamino)-1,3,4-oxadiazole 1301179-46-3 C11H11N3O2
    5-(2-oxopropyl)-2-(phenylamino)-1,3,4-oxadiazole
    —— 5-[4-(2-hydroxyethyl)-1-piperazinyl]-5-{4-[(2-methyl-4-quinolinyl)methoxy]phenyl}-2,4,6(1H, 3H, 5H)-pyrimidinetrione 556052-38-1 C27H29N5O5
    5-[4-(2-hydroxyethyl)-1-piperazinyl]-5-{4-[(2-methyl-4-quinolinyl)methoxy]phenyl}-2,4,6(1H, 3H, 5H)-pyrimidinetrione
    —— (5R)-5H-5-[(R)-1-acetoxy-2-methylpropyl]-5-(1-methylethyl)-2-phenyloxazol-4-one 1221817-24-8 C18H23NO4
    (5R)-5H-5-[(R)-1-acetoxy-2-methylpropyl]-5-(1-methylethyl)-2-phenyloxazol-4-one
    —— 5-chloro-alpha(cyclohexylmethyl)gamma-oxo-2-thiophenebutanoic acid 1236512-43-8 C15H19ClO3S
    5-chloro-alpha(cyclohexylmethyl)gamma-oxo-2-thiophenebutanoic acid
    —— 5-(4-Methoxy-phenyl)-2,2-dimethyl-1,1,3,3-tetraoxo-1λ<sup>6</sup>,3λ<sup>6</sup>-[1,3]dithiane-4,6-dicarboxylic acid diethyl ester 61713-06-2 C19H26O9S2
    5-(4-Methoxy-phenyl)-2,2-dimethyl-1,1,3,3-tetraoxo-1λ<sup>6</sup>,3λ<sup>6</sup>-[1,3]dithiane-4,6-dicarboxylic acid diethyl ester
    —— 5,7-Dihydro-6H-benzo[c]xanthene 63154-71-2 C17H14O
    5,7-Dihydro-6H-benzo[c]xanthene
    —— 5-methyl-1-[(1S,2S,3R,4R)-2,3,5-tris-benzyloxy-4-(tert-butyl-dimethylsilanyloxy)-1-ethylsulfanyl-pentyl]-1H-pyrimidine-2,4-dione 1198761-40-8 C39H52N2O6SSi
    5-methyl-1-[(1S,2S,3R,4R)-2,3,5-tris-benzyloxy-4-(tert-butyl-dimethylsilanyloxy)-1-ethylsulfanyl-pentyl]-1H-pyrimidine-2,4-dione
    —— 5-bromo-4-chloro-N-[(allyloxycarbonyl)methyl]isatoic anhydride 1607828-46-5 C13H9BrClNO5
    5-bromo-4-chloro-N-[(allyloxycarbonyl)methyl]isatoic anhydride
    —— 5-{(S)-2-[(3S,4S)-5-benzyloxy-4-(3-dipropylcarbamoyl-benzoylamino)-3-hydroxy-pentanoylamino]-3-methyl-butyrylamino}-isophthalic acid 1092973-32-4 C39H48N4O10
    5-{(S)-2-[(3S,4S)-5-benzyloxy-4-(3-dipropylcarbamoyl-benzoylamino)-3-hydroxy-pentanoylamino]-3-methyl-butyrylamino}-isophthalic acid