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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-Methyl-2-phenacyl-cyclopentanon-3-carbonsaeure-1-isonicotinoylhydrazon 100734-60-9 C21H21N3O4
    5-Methyl-2-phenacyl-cyclopentanon-3-carbonsaeure-1-isonicotinoylhydrazon
    —— 5-Methyl-2-phenyl-2-p-tolylamino-indan-1,3-dione 95320-44-8 C23H19NO2
    5-Methyl-2-phenyl-2-p-tolylamino-indan-1,3-dione
    —— 5-(3-chloro-4-fluoro-phenyl)-1-(3-chloro-2-fluoro-phenyl)-2-(3-chloro-phenyl)-1H-imidazole-4-carboxylic acid 1268678-84-7 C22H11Cl3F2N2O2
    5-(3-chloro-4-fluoro-phenyl)-1-(3-chloro-2-fluoro-phenyl)-2-(3-chloro-phenyl)-1H-imidazole-4-carboxylic acid
    —— 5-fluoro-2-isocyano-1-tetrahydrofuranyloxybenzene 1355021-27-0 C11H10FNO2
    5-fluoro-2-isocyano-1-tetrahydrofuranyloxybenzene
    —— 5-C-benzylgallacetophenone 105485-44-7 C15H14O4
    5-C-benzylgallacetophenone
    —— 5-bromo-6-cyclopropylmethoxy-pyridine-2-carboxylic acid ((S)-1-carbamoyl-2-cyclopropyl-ethyl)-amide 1415895-52-1 C16H20BrN3O3
    5-bromo-6-cyclopropylmethoxy-pyridine-2-carboxylic acid ((S)-1-carbamoyl-2-cyclopropyl-ethyl)-amide
    —— 5-cyclopropyl-N-{5-[1-(2,2-dimethylpropyl)-3-methyl-2-oxo-2,3-dihydro-1H-imidazo[4,5-b]pyridin-5-yl]-2,2-dimethylcyclohexyl}isoxazole-3-carboxamide 1416311-16-4 C27H37N5O3
    5-cyclopropyl-N-{5-[1-(2,2-dimethylpropyl)-3-methyl-2-oxo-2,3-dihydro-1H-imidazo[4,5-b]pyridin-5-yl]-2,2-dimethylcyclohexyl}isoxazole-3-carboxamide
    —— 5-[1-(2,2-dimethylpropanoyl)piperidin-3-yl]-1-(2,2-dimethylpropyl)-3-methyl-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one 1416309-67-5 C22H34N4O2
    5-[1-(2,2-dimethylpropanoyl)piperidin-3-yl]-1-(2,2-dimethylpropyl)-3-methyl-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one
    —— 5,7-dimethyl-2-methylsulfanyl-3-phenylsulfonyl-6,7,8,9-tetrahydropyrazolo[1,5-a]pyrido[4,3-e]pyrimidine 1194981-61-7 C18H20N4O2S2
    5,7-dimethyl-2-methylsulfanyl-3-phenylsulfonyl-6,7,8,9-tetrahydropyrazolo[1,5-a]pyrido[4,3-e]pyrimidine
    —— 5-(2,3-difluoro-phenylsulfanylmethyl)-2-(tetrahydro-furan-2-yl)-pyrazolo[1,5-a]pyrimidin-7-ol 1028842-74-1 C17H15F2N3O2S
    5-(2,3-difluoro-phenylsulfanylmethyl)-2-(tetrahydro-furan-2-yl)-pyrazolo[1,5-a]pyrimidin-7-ol
    —— 5-(4-Methanesulfonyl-benzyl)-2-(3-pyridin-3-yl-prop-1-ynyl)-7-methyl-5H-thieno[3,2-c]pyridin-4-one 515173-59-8 C24H20N2O3S2
    5-(4-Methanesulfonyl-benzyl)-2-(3-pyridin-3-yl-prop-1-ynyl)-7-methyl-5H-thieno[3,2-c]pyridin-4-one
    —— 5,6-dihydro-11,12-didehydrodibenzo[a,e][8]annulen-5-yl 4-methylpiperazine-1-carboxylate 1443674-44-9 C22H22N2O2
    5,6-dihydro-11,12-didehydrodibenzo[a,e][8]annulen-5-yl 4-methylpiperazine-1-carboxylate
    —— 5-[(ethylamino)sulfonyl]-2-fluoro-N-[5-(4-fluorophenyl)-1,3,4-thiadiazol-2-yl]benzamide 1032462-69-3 C17H14F2N4O3S2
    5-[(ethylamino)sulfonyl]-2-fluoro-N-[5-(4-fluorophenyl)-1,3,4-thiadiazol-2-yl]benzamide
    —— 5-cyano-6,6-diphenylbicyclo<3.1.0>hexan-2-one 75011-39-1 C19H15NO
    5-cyano-6,6-diphenylbicyclo<3.1.0>hexan-2-one
    —— 5-(2-aminophenyl)-3-(dimethylamino)-2-methyl-2,4-dihydro-1,2,4,3-triazaphosphole 3-oxide 1259999-80-8 C10H16N5OP
    5-(2-aminophenyl)-3-(dimethylamino)-2-methyl-2,4-dihydro-1,2,4,3-triazaphosphole 3-oxide
    —— 5,5-dimethyl-6,7-dihydro-3H-cyclopenta[4,5]thieno[2,3-d]pyrimidin-4(5H)-one 1388891-68-6 C11H12N2OS
    5,5-dimethyl-6,7-dihydro-3H-cyclopenta[4,5]thieno[2,3-d]pyrimidin-4(5H)-one
    —— 5ξ-pregn-3-eno[3,4-<i>b</i>]quinoxalin-20-one 122361-46-0 C27H34N2O
    5ξ-pregn-3-eno[3,4-<i>b</i>]quinoxalin-20-one
    —— (5,7-dinitro-2-trifluoromethyl-1(3)<i>H</i>-benzoimidazol-4-yl)-(1-ethyl-1-methyl-propyl)-amine 30542-70-2 C14H16F3N5O4
    (5,7-dinitro-2-trifluoromethyl-1(3)<i>H</i>-benzoimidazol-4-yl)-(1-ethyl-1-methyl-propyl)-amine
    —— 5-chloro-7-nitro-naphth[1,2-<i>c</i>][1,2,5]oxadiazole 116598-60-8 C10H4ClN3O3
    5-chloro-7-nitro-naphth[1,2-<i>c</i>][1,2,5]oxadiazole
    —— 5-Methyl-3-acetonyliden-4-thiolen-2-on 92187-82-1 C8H10OS
    5-Methyl-3-acetonyliden-4-thiolen-2-on
    —— 5-Fluor-5'-tosyl-3'-O-propionyl-2'-desoxy-uridin 2194-34-5 C19H21FN2O8S
    5-Fluor-5'-tosyl-3'-O-propionyl-2'-desoxy-uridin
    —— 5-[15-fluoro-9-(2-oxa-5-azabicyclo[2.2.1]heptan-5-ylmethyl)-3,8,10-triazatetracyclo[8.7.0.02,7.011,16]heptadeca-1(17),2(7),3,5,8,11(16),12,14-octaen-4-yl]-2-(4-fluorophenyl)-N-methyl-6-[methyl(methylsulfonyl)amino]-1-benzofuran-3-carboxamide 1621888-11-6 C38H32F2N6O5S
    5-[15-fluoro-9-(2-oxa-5-azabicyclo[2.2.1]heptan-5-ylmethyl)-3,8,10-triazatetracyclo[8.7.0.02,7.011,16]heptadeca-1(17),2(7),3,5,8,11(16),12,14-octaen-4-yl]-2-(4-fluorophenyl)-N-methyl-6-[methyl(methylsulfonyl)amino]-1-benzofuran-3-carboxamide
    —— 5,5-Dimethyl-1-[(2-phenoxyphenyl)methyl]-3-(2-phenylphenyl)imidazolidine-2,4-dione 1181079-81-1 C30H26N2O3
    5,5-Dimethyl-1-[(2-phenoxyphenyl)methyl]-3-(2-phenylphenyl)imidazolidine-2,4-dione
    —— 5,5'-((5-(4-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)benzamido)isophthaloyl)bis(azanediyl))diisophthaloyl dichloride 857680-52-5 C35H18Cl4N4O9
    5,5'-((5-(4-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)benzamido)isophthaloyl)bis(azanediyl))diisophthaloyl dichloride
    —— 5-(2,4-dichlorophenyl)-N-phenyl-6H-1,3,4-thiadiazin-2-aminium bromide 1355613-17-0 BrH*C15H11Cl2N3S
    5-(2,4-dichlorophenyl)-N-phenyl-6H-1,3,4-thiadiazin-2-aminium bromide
    —— 5-(4-{[(2'-chloro-6'-fluoro-10',10'-dioxidospiro[cyclohexane-1,9'-thioxanthen]-3'-yl)sulfonyl]amino}piperidin-1-yl)-5-oxopentanoic acid 1027348-14-6 C28H32ClFN2O7S2
    5-(4-{[(2'-chloro-6'-fluoro-10',10'-dioxidospiro[cyclohexane-1,9'-thioxanthen]-3'-yl)sulfonyl]amino}piperidin-1-yl)-5-oxopentanoic acid
    —— 5-(2,2-dimethylpropanoyl)-N-hydroxy-3-methyl-4,5,6,7-tetrahydrothieno[3,2-c]pyridine-2-carboxamide 1259287-27-8 C14H20N2O3S
    5-(2,2-dimethylpropanoyl)-N-hydroxy-3-methyl-4,5,6,7-tetrahydrothieno[3,2-c]pyridine-2-carboxamide
    —— 5-ethyl-2-methyl-1<i>H</i>-pyrimidine-4,6-dione 857411-79-1 C7H10N2O2
    5-ethyl-2-methyl-1<i>H</i>-pyrimidine-4,6-dione
    —— 5-(2-Chloro-4-fluoroanilino)-3-[4-cyclopropyl-5-[3-(2-methylpropyl)cyclobutyl]-1,2-oxazol-3-yl]-5-oxopentanoic acid 1404377-64-5 C25H30ClFN2O4
    5-(2-Chloro-4-fluoroanilino)-3-[4-cyclopropyl-5-[3-(2-methylpropyl)cyclobutyl]-1,2-oxazol-3-yl]-5-oxopentanoic acid
    —— 5-fluoro-N2-(4-fluoro-3-(5-methyl-1H-tetrazol-1-yl)phenyl)-N4-(1,2,2,6,6-pentamethylpiperidin-4-yl)pyrimidine-2,4-diamine 1239593-36-2 C22H29F2N9
    5-fluoro-N2-(4-fluoro-3-(5-methyl-1H-tetrazol-1-yl)phenyl)-N4-(1,2,2,6,6-pentamethylpiperidin-4-yl)pyrimidine-2,4-diamine
    —— [5-ethoxy-3-(4-fluoro-phenyl)-pyrimido[5,4-e][1,2,4]triazin-7-yl]-(4-fluoro-benzyl)-amine 1236072-56-2 C20H16F2N6O
    [5-ethoxy-3-(4-fluoro-phenyl)-pyrimido[5,4-e][1,2,4]triazin-7-yl]-(4-fluoro-benzyl)-amine
    —— 5-methylthieno[3,2-b]benzofuran 41872-64-4 C11H8OS
    5-methylthieno[3,2-b]benzofuran
    —— 5,13-bis(2-hydroxyethyl)-7,8,9,10,16,17,18,19,20-nonahydro-dibenzo-[g,o][1,9,5,13]-dithiadiazacyclopentadecine 787572-90-1 C24H34N2O2S2
    5,13-bis(2-hydroxyethyl)-7,8,9,10,16,17,18,19,20-nonahydro-dibenzo-[g,o][1,9,5,13]-dithiadiazacyclopentadecine
    —— (5R)-5-isobutyl-1H-pyrrol-2(5H)-one 1337534-17-4 C8H13NO
    (5R)-5-isobutyl-1H-pyrrol-2(5H)-one
    —— 5-<(2-phenylamino)phenyl>-1,3,4-trimethyl-1H-pyrazole 85434-12-4 C18H19N3
    5-<(2-phenylamino)phenyl>-1,3,4-trimethyl-1H-pyrazole
    —— 5-(2,4-dihydroxy-5-isopropylphenyl)-N-ethyl-4-(4-(((3-(hydroxyl-amino)-3-oxopropyl)(methyl)amino)methyl)phenyl)isoxazole-3-carboxamide 1133783-71-7 C26H32N4O6
    5-(2,4-dihydroxy-5-isopropylphenyl)-N-ethyl-4-(4-(((3-(hydroxyl-amino)-3-oxopropyl)(methyl)amino)methyl)phenyl)isoxazole-3-carboxamide
    —— 5-chloro-2-[5-(dimethylamino-methyl)-3-hydroxymethyl-[1,2,4]triazol-1-yl]-benzophenone 58605-71-3 C19H19ClN4O2
    5-chloro-2-[5-(dimethylamino-methyl)-3-hydroxymethyl-[1,2,4]triazol-1-yl]-benzophenone
    —— 5-amino-1,3-dihydro-isoindole-2-carboxylic acid phenyl ester 1391602-45-1 C15H14N2O2
    5-amino-1,3-dihydro-isoindole-2-carboxylic acid phenyl ester
    —— (5-(d3-methyl)-2-oxo-3,3,4,4,5,6,6,6-d8-hexyl)triphenylphosphonium bromide 1394309-40-0 Br*C25H28OP
    (5-(d3-methyl)-2-oxo-3,3,4,4,5,6,6,6-d8-hexyl)triphenylphosphonium bromide
    —— 5-[4-(1,1-dimethylethyl)phenoxy]-2,2-dimethylpentanoyl chloride 115519-55-6 C17H25ClO2
    5-[4-(1,1-dimethylethyl)phenoxy]-2,2-dimethylpentanoyl chloride
    —— (5-methyl-2-propan-2-ylcyclohexyl) 2-[4-(5-methyl-2-propan-2-ylcyclohexyl)oxycarbonylpyridin-2-yl]pyridine-4-carboxylate 148044-04-6 C32H44N2O4
    (5-methyl-2-propan-2-ylcyclohexyl) 2-[4-(5-methyl-2-propan-2-ylcyclohexyl)oxycarbonylpyridin-2-yl]pyridine-4-carboxylate
    —— 5'-O-benzyl-4'α-[(2-(2-bromophenyl)-2-methylpropylthio)carbonyl]-4-N-(tert-butyloxycarbonyl)-2'-deoxycytidine 470699-83-3 C32H38BrN3O7S
    5'-O-benzyl-4'α-[(2-(2-bromophenyl)-2-methylpropylthio)carbonyl]-4-N-(tert-butyloxycarbonyl)-2'-deoxycytidine
    —— 5-methyl-2-trifluoromethyl-3,4-hexadienoic acid 445012-88-4 C8H9F3O2
    5-methyl-2-trifluoromethyl-3,4-hexadienoic acid
    —— 5-chloro-1-(4-methoxybenzyl)-1H-pyrazolo[3,4-b]pyridin-4-ol 1173069-44-7 C14H12ClN3O2
    5-chloro-1-(4-methoxybenzyl)-1H-pyrazolo[3,4-b]pyridin-4-ol
    —— 5-[2-(4,4-dimethyl-1,3,4,5-tetrahydro-benzo[b][1,4]diazepin-2-ylidene)-ethylidene]-3-ethyl-2-thioxo-thiazolidin-4-one 24108-07-4 C18H21N3OS2
    5-[2-(4,4-dimethyl-1,3,4,5-tetrahydro-benzo[b][1,4]diazepin-2-ylidene)-ethylidene]-3-ethyl-2-thioxo-thiazolidin-4-one
    —— 5-benzyl-2-((R)-1-pyrrolidin-2-ylmethoxy)-pyridine hydrochloride 929916-87-0 C17H20N2O*ClH
    5-benzyl-2-((R)-1-pyrrolidin-2-ylmethoxy)-pyridine hydrochloride
    —— 5-acetyl-10,<i>N</i><sup>3</sup>-bis-(4-chloro-phenyl)-<i>N</i><sup>2</sup>-cyclohePtyl-5,10-dihydro-phenazine-2,3-diyldiamine 115386-84-0 C33H32Cl2N4O
    5-acetyl-10,<i>N</i><sup>3</sup>-bis-(4-chloro-phenyl)-<i>N</i><sup>2</sup>-cyclohePtyl-5,10-dihydro-phenazine-2,3-diyldiamine
    —— 5-(5,5-dimethyl-cyclohex-1-enyl)-pentan-2-one 103206-54-8 C13H22O
    5-(5,5-dimethyl-cyclohex-1-enyl)-pentan-2-one
    —— 5-Methyl-cis-1a,1,4,4a-tetrahydro-fluorenon-(9) 92495-60-8 C14H14O
    5-Methyl-cis-1a,1,4,4a-tetrahydro-fluorenon-(9)
    —— 5-<4-Chlor-benzolsulfonylamino>-3-isobutyl-1,2,4-triazol 95592-59-9 C12H15ClN4O2S
    5-<4-Chlor-benzolsulfonylamino>-3-isobutyl-1,2,4-triazol