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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5,7-dimethyl-2-phenyl-1,3-diazaadamantan-6-one oxime 1428208-87-0 C16H21N3O
    5,7-dimethyl-2-phenyl-1,3-diazaadamantan-6-one oxime
    —— 5-(8-chloro-naphthalen-1-yl)-3,7,3',7'-tetramethyl-5H-5λ5-[5,5']spirobi(benzo[b]phosphindole) 52753-46-5 C38H30ClP
    5-(8-chloro-naphthalen-1-yl)-3,7,3',7'-tetramethyl-5H-5λ5-[5,5']spirobi(benzo[b]phosphindole)
    —— 5-<4-(2'-tert-butoxycarbonylphenyl)benzyl>tetrazole 150871-51-5 C19H20N4O2
    5-<4-(2'-tert-butoxycarbonylphenyl)benzyl>tetrazole
    —— (5Ξ)-2-oxy-4t-(tri-O-benzyl-β-D-ribofuranosyl)-4,5-dihydro-isoxazole-3,5r-dicarboxylic acid dimethyl ester 70497-23-3 C33H35NO10
    (5Ξ)-2-oxy-4t-(tri-O-benzyl-β-D-ribofuranosyl)-4,5-dihydro-isoxazole-3,5r-dicarboxylic acid dimethyl ester
    —— 5-bromo-2-(ethylamino)-5,6-dihydro-4H-1,3-thiazine hydrobromide 129769-32-0 BrH*C6H11BrN2S
    5-bromo-2-(ethylamino)-5,6-dihydro-4H-1,3-thiazine hydrobromide
    —— 5-(2-hydroxy-1-methylethyl)-2,2-dimethyl-1,3-dioxane 119117-40-7 C9H18O3
    5-(2-hydroxy-1-methylethyl)-2,2-dimethyl-1,3-dioxane
    —— (5-Cyanomethyl-2,3,6,7-tetramethyl-naphthalen-1-yl)-acetonitrile 194606-16-1 C18H18N2
    (5-Cyanomethyl-2,3,6,7-tetramethyl-naphthalen-1-yl)-acetonitrile
    —— 5-nitro-2-cyclohexylaminobenzothiazole 148343-33-3 C13H15N3O2S
    5-nitro-2-cyclohexylaminobenzothiazole
    —— 5-Iod-coumarin 38170-00-2 C9H5IO2
    5-Iod-coumarin
    —— 5-bromo-N<sup>4</sup>-[(4-methylthiazol-5-yl)methyl]-2-(1H-pyrazolo[3,4-c]pyridin-1-yl)pyrimidine-4,6-diamine 1620909-74-1 C15H13BrN8S
    5-bromo-N<sup>4</sup>-[(4-methylthiazol-5-yl)methyl]-2-(1H-pyrazolo[3,4-c]pyridin-1-yl)pyrimidine-4,6-diamine
    —— 5-Chloro-N-(4-methoxy-phenyl)-2-(4-oxo-4-phenyl-butyrylamino)-benzamide 62329-91-3 C24H21ClN2O4
    5-Chloro-N-(4-methoxy-phenyl)-2-(4-oxo-4-phenyl-butyrylamino)-benzamide
    —— 5-(1-hydroxyethyl)-6-methyl-1-[(1R)-1-phenylethyl]-1,2,3,4-tetrahydro-2-pyridinone 202188-69-0 C16H21NO2
    5-(1-hydroxyethyl)-6-methyl-1-[(1R)-1-phenylethyl]-1,2,3,4-tetrahydro-2-pyridinone
    —— 5-<2-(trifluoromethyl)phenyl>-5',5'-diphenyl-3,3'-bi-1,2,4-trioxolane 138955-57-4 C23H17F3O6
    5-<2-(trifluoromethyl)phenyl>-5',5'-diphenyl-3,3'-bi-1,2,4-trioxolane
    —— (5-methyl-2-oxo-9-phenyl-2,3,4,5-tetrahydro-1H-1,5-benzodiazepin-1-yl)acetic acid 1332848-59-5 C18H18N2O3
    (5-methyl-2-oxo-9-phenyl-2,3,4,5-tetrahydro-1H-1,5-benzodiazepin-1-yl)acetic acid
    —— 5-imino-4-(3-chlorophenyl)-3-phenyl-1H-naphtho[2,3-f]-1,2,4-triazepine-6,11-dione 1093281-78-7 C24H15ClN4O2
    5-imino-4-(3-chlorophenyl)-3-phenyl-1H-naphtho[2,3-f]-1,2,4-triazepine-6,11-dione
    —— 5-(2-chloro-benzhydryl)-3-methyl-4-phenylimino-thiazolidin-2-one 41250-92-4 C23H19ClN2OS
    5-(2-chloro-benzhydryl)-3-methyl-4-phenylimino-thiazolidin-2-one
    —— 5,5,10,10,15,15-hexahexyl-7,12-dibromo-2-nitrotruxene 959163-57-6 C63H87Br2NO2
    5,5,10,10,15,15-hexahexyl-7,12-dibromo-2-nitrotruxene
    —— 5-(2-allyloxy-3-tert-butyldiphenylsilyloxypropyl)-4-methyl-1-tosyl-1,2,3-triazole 1570111-87-3 C32H39N3O4SSi
    5-(2-allyloxy-3-tert-butyldiphenylsilyloxypropyl)-4-methyl-1-tosyl-1,2,3-triazole
    —— 5α-cholestan-4α-ylamine 19586-42-6 C27H49N
    5α-cholestan-4α-ylamine
    —— 5-diphenylamino-1-(4-methoxy-benzenesulfonyl)-4-triphenylgermanyl-1<i>H</i>-[1,2,3]triazole 58529-51-4 C39H32GeN4O3S
    5-diphenylamino-1-(4-methoxy-benzenesulfonyl)-4-triphenylgermanyl-1<i>H</i>-[1,2,3]triazole
    —— 5-amino-2-(<i>O</i><sup>3</sup>,<i>O</i><sup>5</sup>-diacetyl-β-<i>D</i>-<i>erythro</i>-2-deoxy-pentofuranosyl)-2<i>H</i>-[1,2,4]triazin-3-one 60049-87-8 C12H16N4O6
    5-amino-2-(<i>O</i><sup>3</sup>,<i>O</i><sup>5</sup>-diacetyl-β-<i>D</i>-<i>erythro</i>-2-deoxy-pentofuranosyl)-2<i>H</i>-[1,2,4]triazin-3-one
    —— 5-acetyl-5,6,7,8-tetrahydro-tetrazolo[1,5-<i>b</i>]pyridazine 59624-07-6 C6H9N5O
    5-acetyl-5,6,7,8-tetrahydro-tetrazolo[1,5-<i>b</i>]pyridazine
    —— [5-(2-methylpropane-2-sulfinylamino)hept-6-ynyl]carbamic acid tert-butyl ester 1296196-06-9 C16H30N2O3S
    [5-(2-methylpropane-2-sulfinylamino)hept-6-ynyl]carbamic acid tert-butyl ester
    —— 5-(4-methoxyphenethyl)-1,3,5-trimethylpyrimidine-2,4,6(1H,3H,5H)-trione 1518987-27-3 C16H20N2O4
    5-(4-methoxyphenethyl)-1,3,5-trimethylpyrimidine-2,4,6(1H,3H,5H)-trione
    —— 5-fluoro-4-naphthalen-2-ylsulfanyl-2,6-dioxo-hexahydro-pyrimidine-5-carboxylic acid ethyl ester 65906-50-5 C17H15FN2O4S
    5-fluoro-4-naphthalen-2-ylsulfanyl-2,6-dioxo-hexahydro-pyrimidine-5-carboxylic acid ethyl ester
    —— (5E,9E)-14-Methyl-pentadeca-5,9,13-trien-2-one 850919-97-0 C16H26O
    (5E,9E)-14-Methyl-pentadeca-5,9,13-trien-2-one
    —— (5aS,7S,9aR)-1-(Decahydro-benzo[b]azepin-7-yl)-propan-1-one 60740-41-2 C13H23NO
    (5aS,7S,9aR)-1-(Decahydro-benzo[b]azepin-7-yl)-propan-1-one
    —— 5-methyl-2-phenylmethanesulfonyl-2<i>H</i>-pyrazole-3,4-dione 4-[(2,4-dichloro-phenyl)-hydrazone] 63682-20-2 C17H14Cl2N4O3S
    5-methyl-2-phenylmethanesulfonyl-2<i>H</i>-pyrazole-3,4-dione 4-[(2,4-dichloro-phenyl)-hydrazone]
    —— 5-amino-1-(<i>O</i><sup>5</sup>-phosphono-α-<i>D</i>-arabinofuranosyl)-1<i>H</i>-imidazole-4-carboxylic acid 61134-11-0 C9H14N3O9P
    5-amino-1-(<i>O</i><sup>5</sup>-phosphono-α-<i>D</i>-arabinofuranosyl)-1<i>H</i>-imidazole-4-carboxylic acid
    —— 5-(3-methyl-pyrrolidin-3-yl)-1H-indole 1082525-51-6 C13H16N2
    5-(3-methyl-pyrrolidin-3-yl)-1H-indole
    —— (5S,32S)-3,34-dioxa-9,18,19,28,40,41-hexazaheptacyclo[34.3.1.117,20.05,9.011,16.021,26.028,32]hentetraconta-1(39),11,13,15,17,20(41),21,23,25,36(40),37-undecaene-4,10,27,33-tetrone 1189062-79-0 C33H30N6O6
    (5S,32S)-3,34-dioxa-9,18,19,28,40,41-hexazaheptacyclo[34.3.1.117,20.05,9.011,16.021,26.028,32]hentetraconta-1(39),11,13,15,17,20(41),21,23,25,36(40),37-undecaene-4,10,27,33-tetrone
    —— 5-benzothiazol-2-yl-2-(4-nitro-phenyl)-1,2-dihydro-pyrazol-3-one 64289-16-3 C16H10N4O3S
    5-benzothiazol-2-yl-2-(4-nitro-phenyl)-1,2-dihydro-pyrazol-3-one
    —— 5-Decyl-2-hydrazino-6-hydroxy-4-methylpyrimidine 59224-12-3 C15H28N4O
    5-Decyl-2-hydrazino-6-hydroxy-4-methylpyrimidine
    —— 5,5,8,8-Tetramethyl-1,3,5,6,7,8-hexahydro-naphtho[2,3-c]thiophene 2,2-dioxide 58848-06-9 C16H22O2S
    5,5,8,8-Tetramethyl-1,3,5,6,7,8-hexahydro-naphtho[2,3-c]thiophene 2,2-dioxide
    —— 5β-Pregnan-3.11.20-trion-7-(3)H 58342-83-9 C21H30O3
    5β-Pregnan-3.11.20-trion-7-(3)H
    —— 5-[5-formyl-4-(2-methoxycarbonyl-ethyl)-3-methoxycarbonylmethyl-pyrrol-2-ylmethyl]-4-(2-methoxycarbonyl-ethyl)-3-methoxycarbonylmethyl-pyrrole-2-carboxylic acid benzyl ester 58950-47-3 C32H36N2O11
    5-[5-formyl-4-(2-methoxycarbonyl-ethyl)-3-methoxycarbonylmethyl-pyrrol-2-ylmethyl]-4-(2-methoxycarbonyl-ethyl)-3-methoxycarbonylmethyl-pyrrole-2-carboxylic acid benzyl ester
    —— 5-[4-(4-chloro-benzenesulfonyl)-6-(2-hydroxy-anilino)-[1,3,5]triazin-2-ylamino]-2-hydroxy-benzoic acid 61513-66-4 C22H16ClN5O6S
    5-[4-(4-chloro-benzenesulfonyl)-6-(2-hydroxy-anilino)-[1,3,5]triazin-2-ylamino]-2-hydroxy-benzoic acid
    —— (5-amino-[1,2,4]triazol-1-yl)-tri-<i>O</i>-benzoyl-β-<i>D</i>-1-deoxy-ribofuranose 60973-72-0 C28H24N4O7
    (5-amino-[1,2,4]triazol-1-yl)-tri-<i>O</i>-benzoyl-β-<i>D</i>-1-deoxy-ribofuranose
    —— 5-benzoyl-3-benzyl-7,8,10-trimethyl-5,10-dihydro-1<i>H</i>-benzo[<i>g</i>]pteridine-2,4-dione 61636-57-5 C27H24N4O3
    5-benzoyl-3-benzyl-7,8,10-trimethyl-5,10-dihydro-1<i>H</i>-benzo[<i>g</i>]pteridine-2,4-dione
    —— 5-(1-methoxy-vinyl)-1,3-bis-(4-nitro-phenyl)-4,5-dihydro-1<i>H</i>-pyrazole 60578-02-1 C18H16N4O5
    5-(1-methoxy-vinyl)-1,3-bis-(4-nitro-phenyl)-4,5-dihydro-1<i>H</i>-pyrazole
    —— 5-anilino-2-phenyl-2<i>H</i>-pyrazole-3,4-dione 4-[(2-methoxy-phenyl)-hydrazone] 60777-43-7 C22H19N5O2
    5-anilino-2-phenyl-2<i>H</i>-pyrazole-3,4-dione 4-[(2-methoxy-phenyl)-hydrazone]
    —— 5-(4-methoxy-phenylsulfanyl)-furan-2-carbaldehyde thiosemicarbazone 57590-90-6 C13H13N3O2S2
    5-(4-methoxy-phenylsulfanyl)-furan-2-carbaldehyde thiosemicarbazone
    —— 5-hydroxy-2-oxo-6-propionyl-2<i>H</i>-chromene-3-carboxylic acid 855287-36-4 C13H10O6
    5-hydroxy-2-oxo-6-propionyl-2<i>H</i>-chromene-3-carboxylic acid
    —— 5'-Chloro-2-hydroxy-2'-methyl-3-nitrobenzanilide 213460-62-9 C14H11ClN2O4
    5'-Chloro-2-hydroxy-2'-methyl-3-nitrobenzanilide
    —— 5-(4-(3-(3-(1-hydroxy-2-methylpropan-2-yl)isoxazol-5-yl)ureido)phenyl)pyridin-2-aminium methanesulfonate 1267850-72-5 CH4O3S*C19H21N5O3
    5-(4-(3-(3-(1-hydroxy-2-methylpropan-2-yl)isoxazol-5-yl)ureido)phenyl)pyridin-2-aminium methanesulfonate
    —— 5-ethyl 2,3-dimethyl 4-phenylthiophene-2,3,5-tricarboxylate 1382481-00-6 C17H16O6S
    5-ethyl 2,3-dimethyl 4-phenylthiophene-2,3,5-tricarboxylate
    —— (5-acetyl-4-phenyl-1-cyclohexenyl)diphenylphosphine oxide 101630-25-5 C26H25O2P
    (5-acetyl-4-phenyl-1-cyclohexenyl)diphenylphosphine oxide
    —— 5-(7-(5-(4-(diphenylamino)phenyl)thiophen-2-yl)-2-hexyl-2H-benzotriazol-4-yl)thiophene-2-carbaldehyde 1438278-16-0 C39H34N4OS2
    5-(7-(5-(4-(diphenylamino)phenyl)thiophen-2-yl)-2-hexyl-2H-benzotriazol-4-yl)thiophene-2-carbaldehyde
    —— (5Z,10Z,14Z,19Z)-2,8,13,17-Tetraethyl-3,7,12,18-tetramethyl-5-p-tolyl-porphyrin 131353-91-8 C39H44N4
    (5Z,10Z,14Z,19Z)-2,8,13,17-Tetraethyl-3,7,12,18-tetramethyl-5-p-tolyl-porphyrin
    —— 5-{3-[2-(4-fluoro-phenyl)-pyridin-4-yl]-imidazo[1,2-a]pyridin-7-yl}-1H-pyridin-2-one 1146612-58-9 C23H15FN4O
    5-{3-[2-(4-fluoro-phenyl)-pyridin-4-yl]-imidazo[1,2-a]pyridin-7-yl}-1H-pyridin-2-one