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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-Ethoxy-2-pyridin-4-yl-1H-benzoimidazole 84123-81-9 C14H13N3O
    5-Ethoxy-2-pyridin-4-yl-1H-benzoimidazole
    —— 5-[5-chloro-2-[[(2,4-dichlorophenyl)sulfonyl]amino]phenyl]-4-pentynoic acid methyl ester 927962-57-0 C18H14Cl3NO4S
    5-[5-chloro-2-[[(2,4-dichlorophenyl)sulfonyl]amino]phenyl]-4-pentynoic acid methyl ester
    —— 5,6-Dihydroxy-2,4,6-tris-(3-methyl-but-2-enyl)-cyclohex-4-ene-1,3-dione 66948-77-4 C21H30O4
    5,6-Dihydroxy-2,4,6-tris-(3-methyl-but-2-enyl)-cyclohex-4-ene-1,3-dione
    —— 5-chloro-5H-benzo[b]phosphindole 5-oxide 33771-51-6 C12H8ClOP
    5-chloro-5H-benzo[b]phosphindole 5-oxide
    —— 5-(2-cyclopropylmethyl-piperazin-1-yl)-1H-indazole 1181801-91-1 C15H20N4
    5-(2-cyclopropylmethyl-piperazin-1-yl)-1H-indazole
    —— 5,5'-bis-(4-chloro-5-phenyl-[1,2,3]triazol-2-yl)-2,2'-ethene-1,2-diyl-bis-benzenesulfonic acid 52570-51-1 C30H20Cl2N6O6S2
    5,5'-bis-(4-chloro-5-phenyl-[1,2,3]triazol-2-yl)-2,2'-ethene-1,2-diyl-bis-benzenesulfonic acid
    —— 5-Sec-butyl-1,4,5,6-tetrahydrocyclopenta[c]pyrazole-3-carboxylic acid 1243190-92-2 C11H16N2O2
    5-Sec-butyl-1,4,5,6-tetrahydrocyclopenta[c]pyrazole-3-carboxylic acid
    —— 5-(2,4-dimethylbenzoylamino)-4'-methylbiphenyl-3-carboxylic acid (2-methoxy-1-methylethyl)amide 1258858-37-5 C27H30N2O3
    5-(2,4-dimethylbenzoylamino)-4'-methylbiphenyl-3-carboxylic acid (2-methoxy-1-methylethyl)amide
    —— 5-(3-chloro-4-((6-((1-(3-isopropyl-1,2,4-oxadiazol-5-yl)piperidin-4-yl)oxy)-5-methylpyrimidin-4-yl)oxy)benzyl)-1,3,2-dioxathiane 2,2-dioxide 1258604-01-1 C25H30ClN5O7S
    5-(3-chloro-4-((6-((1-(3-isopropyl-1,2,4-oxadiazol-5-yl)piperidin-4-yl)oxy)-5-methylpyrimidin-4-yl)oxy)benzyl)-1,3,2-dioxathiane 2,2-dioxide
    —— 5-(3-chloro-phenyl)-oxazole-4-carboxylic acid {2-[4-(1,1-difluoro-ethyl)-thiazol-2-ylmethyl]-2H-[1,2,3]triazol-4-yl}-amide 1258417-17-2 C18H13ClF2N6O2S
    5-(3-chloro-phenyl)-oxazole-4-carboxylic acid {2-[4-(1,1-difluoro-ethyl)-thiazol-2-ylmethyl]-2H-[1,2,3]triazol-4-yl}-amide
    —— 5-(2-<i>sec</i>-butylamino-1-hydroxy-ethyl)-8-hydroxy-1<i>H</i>-quinolin-2-one 56914-70-6 C15H20N2O3
    5-(2-<i>sec</i>-butylamino-1-hydroxy-ethyl)-8-hydroxy-1<i>H</i>-quinolin-2-one
    —— 5-(4-bromo-phenyl)-4-[4-(4-methoxy-phenylsulfamoyl)-phenylazo]-3-phenyl-pyrazole-1-carboxylic acid anilide 65234-41-5 C35H27BrN6O4S
    5-(4-bromo-phenyl)-4-[4-(4-methoxy-phenylsulfamoyl)-phenylazo]-3-phenyl-pyrazole-1-carboxylic acid anilide
    —— (5-Bromo-thiophen-2-yl)-[(2,4-dinitro-phenyl)-hydrazono]-thioacetic acid S-ethyl ester 64322-85-6 C14H11BrN4O5S2
    (5-Bromo-thiophen-2-yl)-[(2,4-dinitro-phenyl)-hydrazono]-thioacetic acid S-ethyl ester
    —— 5-methyl-4-(4-nitro-benzyl)-2-phenyl-1,2-dihydro-pyrazol-3-one 857988-84-2 C17H15N3O3
    5-methyl-4-(4-nitro-benzyl)-2-phenyl-1,2-dihydro-pyrazol-3-one
    —— 5-Diaethylamino-valeriansaeure-methylester 91343-50-9 C10H21NO2
    5-Diaethylamino-valeriansaeure-methylester
    —— 5-Ethoxy-4-trifluoromethyl-oxazole-2-carboxylic acid isobutyl-amide 135244-98-3 C11H15F3N2O3
    5-Ethoxy-4-trifluoromethyl-oxazole-2-carboxylic acid isobutyl-amide
    —— 5-(phenylsulfonyl)hepta-5,6-dienoic acid 1093349-95-1 C13H14O4S
    5-(phenylsulfonyl)hepta-5,6-dienoic acid
    —— <5Z,6(R),9α,11α,13E,15S>-6,9-epithio-11,15-dihydroxyprosta-5,13-dien 1-oic-acid S-oxide 78511-96-3 C20H32O5S
    <5Z,6(R),9α,11α,13E,15S>-6,9-epithio-11,15-dihydroxyprosta-5,13-dien 1-oic-acid S-oxide
    —— 5-bromo-2-oxo-1H-pyridine-3-sulfonyl chloride 1261752-89-9 C5H3BrClNO3S
    5-bromo-2-oxo-1H-pyridine-3-sulfonyl chloride
    —— (5Z,9E)-6-(trimethylsilyl)tetradeca-5,9-dien-7-yne 1113018-73-7 C17H30Si
    (5Z,9E)-6-(trimethylsilyl)tetradeca-5,9-dien-7-yne
    —— 5-bromo-N2-{4-[4-(dimethylamino)piperidin-1-yl]-2-methoxyphenyl}-N4-[6-(isopropylthio)-1H-indazol-5-yl]pyrimidine-2,4-diamine 1257302-42-3 C28H35BrN8OS
    5-bromo-N2-{4-[4-(dimethylamino)piperidin-1-yl]-2-methoxyphenyl}-N4-[6-(isopropylthio)-1H-indazol-5-yl]pyrimidine-2,4-diamine
    —— [5-(1-methyl-5-trifluoromethyl-1H-pyrazol-3-yl)-thiophen-2-yl]-(3-trifluoromethyl-piperidin-1-yl)-methanone 947543-90-0 C16H15F6N3OS
    [5-(1-methyl-5-trifluoromethyl-1H-pyrazol-3-yl)-thiophen-2-yl]-(3-trifluoromethyl-piperidin-1-yl)-methanone
    —— 5-benzoyl-4-(p-nitrophenyl)-3-methyl-1-phenylpyrazoline 122135-02-8 C23H19N3O3
    5-benzoyl-4-(p-nitrophenyl)-3-methyl-1-phenylpyrazoline
    —— 5-Benzoyl-3,3-dimethyl-1-cyclohexanon 73593-49-4 C15H18O2
    5-Benzoyl-3,3-dimethyl-1-cyclohexanon
    —— {5-[5-(chloro-difluoro-methyl)-1-methyl-1H-pyrazol-3-yl]-thiophen-2-yl}-piperidin-1-yl-methanone 947543-48-8 C15H16ClF2N3OS
    {5-[5-(chloro-difluoro-methyl)-1-methyl-1H-pyrazol-3-yl]-thiophen-2-yl}-piperidin-1-yl-methanone
    —— 5-chloro-6-ethylsulfanyl-3-iodo-1-(tetrahydro-pyran-2-yl)-1H-indazole 937383-61-4 C14H16ClIN2OS
    5-chloro-6-ethylsulfanyl-3-iodo-1-(tetrahydro-pyran-2-yl)-1H-indazole
    —— (5-<i>tert</i>-butyl-isoxazol-3-yl)-carbamic acid 2-methoxy-ethyl ester 55808-96-3 C11H18N2O4
    (5-<i>tert</i>-butyl-isoxazol-3-yl)-carbamic acid 2-methoxy-ethyl ester
    —— (5Z)-6,9-thiaprostacyclin methyl ester 64868-61-7 C21H34O4S
    (5Z)-6,9-thiaprostacyclin methyl ester
    —— 5-ethyltellanylethynyl-2,3-diphenyl-isoxazolidine 4872-62-2 C19H19NOTe
    5-ethyltellanylethynyl-2,3-diphenyl-isoxazolidine
    —— 5-cyclopentyl-2,7-dioxo-N-phenyl-1,2,4,7-tetrahydropyrazolo[1,5-a]pyrimidine-3-carboxamide 1257440-40-6 C18H18N4O3
    5-cyclopentyl-2,7-dioxo-N-phenyl-1,2,4,7-tetrahydropyrazolo[1,5-a]pyrimidine-3-carboxamide
    —— [5-(1-methyl-5-trifluoromethyl-1H-pyrazol-3-yl)-thiophen-2-yl]-(4-pyrrolidin-1-yl-piperidin-1-yl)-methanone 947543-05-7 C19H23F3N4OS
    [5-(1-methyl-5-trifluoromethyl-1H-pyrazol-3-yl)-thiophen-2-yl]-(4-pyrrolidin-1-yl-piperidin-1-yl)-methanone
    —— 5-methyl-2-(4-methyl-1,3-thiazol-2-yl)-3H-thieno[2,3-d]pyrimidin-4-one 733806-66-1 C11H9N3OS2
    5-methyl-2-(4-methyl-1,3-thiazol-2-yl)-3H-thieno[2,3-d]pyrimidin-4-one
    —— (5R,6R)-1-C-(5-exo-nitrobicyclo<2.2.1>hept-2-en-6-endo-yl)carboxaldehyde 123003-29-2 C8H9NO3
    (5R,6R)-1-C-(5-exo-nitrobicyclo<2.2.1>hept-2-en-6-endo-yl)carboxaldehyde
    —— 5,8-diiodoquinoxaline 144792-94-9 C8H4I2N2
    5,8-diiodoquinoxaline
    —— 5-(1-methylethyl)-2-(2-hexahydropyrimidinylidene)-1,3-cyclohexanedione 99938-33-7 C13H20N2O2
    5-(1-methylethyl)-2-(2-hexahydropyrimidinylidene)-1,3-cyclohexanedione
    —— 5-nitro-furfural-(2,4-dimethyl semicarbazone) 5407-78-3 C8H10N4O4
    5-nitro-furfural-(2,4-dimethyl semicarbazone)
    —— 5-(4-fluoro-3-trifluoromethyl-benzyloxy)-2-propionylamino-benzoic acid 1046397-21-0 C18H15F4NO4
    5-(4-fluoro-3-trifluoromethyl-benzyloxy)-2-propionylamino-benzoic acid
    —— (5,5-difluoro-4-iodopent-4-en-2-yl)benzene 127633-15-2 C11H11F2I
    (5,5-difluoro-4-iodopent-4-en-2-yl)benzene
    —— 5-[3-(5-Iodo-2-methoxyphenyl)-4-methoxyphenyl]pentan-1-ol 504397-65-3 C19H23IO3
    5-[3-(5-Iodo-2-methoxyphenyl)-4-methoxyphenyl]pentan-1-ol
    —— 5-(pyrrolidin-1-ylmethyl)thiophene-2-carbaldehyde 166812-64-2 C10H13NOS
    5-(pyrrolidin-1-ylmethyl)thiophene-2-carbaldehyde
    —— {5,6-dichloro-1-[(3E)-pent-3-enyl]-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl}acetic acid 630396-96-2 C18H19Cl2NO3
    {5,6-dichloro-1-[(3E)-pent-3-enyl]-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl}acetic acid
    —— 5-{3-[4-(2,2-dimethyl-1,3-dioxan-5-yl)-2,3,4,5-tetrahydro-1,4-benzoxazepin-9-yl]-1,2,4-oxadiazol-5-yl}-2-[(1-methylethyl)oxy]benzonitrile 1333996-51-2 C27H30N4O5
    5-{3-[4-(2,2-dimethyl-1,3-dioxan-5-yl)-2,3,4,5-tetrahydro-1,4-benzoxazepin-9-yl]-1,2,4-oxadiazol-5-yl}-2-[(1-methylethyl)oxy]benzonitrile
    —— 5-(2,2,3,3-Tetrafluoro-propoxy)-2,4-bis-trichloromethyl-1,3,6,10-tetraoxa-5λ<sup>5</sup>-phospha-spiro[4.5]decane 115044-95-6 C10H11Cl6F4O5P
    5-(2,2,3,3-Tetrafluoro-propoxy)-2,4-bis-trichloromethyl-1,3,6,10-tetraoxa-5λ<sup>5</sup>-phospha-spiro[4.5]decane
    —— 5-tert-butoxy-2,2,3,3-tetramethyl-7,8-diphenyl-1,4,6-trioxa-5λ5-phospha-spiro[4.4]non-7-ene 62956-10-9 C25H33O4P
    5-tert-butoxy-2,2,3,3-tetramethyl-7,8-diphenyl-1,4,6-trioxa-5λ5-phospha-spiro[4.4]non-7-ene
    —— 5-O-(tert-butyldiphenylsilyl)-4-C-(2-hydroxyethyl)-1,2-O-isopropylidene-3-O-(2-naphthylmethyl)-α-D-ribofuranose 1092803-37-6 C37H44O6Si
    5-O-(tert-butyldiphenylsilyl)-4-C-(2-hydroxyethyl)-1,2-O-isopropylidene-3-O-(2-naphthylmethyl)-α-D-ribofuranose
    —— 5,5-bis(4-fluorophenyl)-2-{3-[4-(4-fluorophenyl)-1-piperidinyl]propyl}-3,5-dihydro-4H-imidazol-4-one 721957-62-6 C29H28F3N3O
    5,5-bis(4-fluorophenyl)-2-{3-[4-(4-fluorophenyl)-1-piperidinyl]propyl}-3,5-dihydro-4H-imidazol-4-one
    —— 5-ethynyl-5'-methyl-3-octyl-2,2'-bithiophene 856899-13-3 C19H24S2
    5-ethynyl-5'-methyl-3-octyl-2,2'-bithiophene
    —— 5,7-dichloro-3-(3-deoxy-α-D-ribofuranosyl)-3H-imidazo[4,5-b]pyridine 232277-35-9 C11H11Cl2N3O3
    5,7-dichloro-3-(3-deoxy-α-D-ribofuranosyl)-3H-imidazo[4,5-b]pyridine
    —— 5-[5-(furan-2-yl)-4,5-dihydro-1H-pyrazol-3-yl]-N-(4-methoxyphenyl)-4-methyl-1,3-thiazol-2-amine 112834-08-9 C18H18N4O2S
    5-[5-(furan-2-yl)-4,5-dihydro-1H-pyrazol-3-yl]-N-(4-methoxyphenyl)-4-methyl-1,3-thiazol-2-amine
    —— 5,5''-dimethyl-2,2':6',2''-terpyridin-4'-yl methanol 391921-96-3 C18H17N3O
    5,5''-dimethyl-2,2':6',2''-terpyridin-4'-yl methanol