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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-Acetyl-1-(2-fluorophenyl)pyridin-2-one 1590402-61-1 C13H10FNO2
    5-Acetyl-1-(2-fluorophenyl)pyridin-2-one
    —— 5-anilino-4-cyano-<i>N</i>-phenyl-oxazole-2-carboximidic acid dimethylamide 66779-82-6 C19H17N5O
    5-anilino-4-cyano-<i>N</i>-phenyl-oxazole-2-carboximidic acid dimethylamide
    —— 5,10,20-Triphenylundecacyclo[25.12.2.128,32.02,23.04,21.06,19.07,12.013,18.024,40.037,41.036,42]dotetraconta-1(39),2(23),3,5,7(12),8,10,13,15,17,19,21,24(40),25,27(41),28,30,32(42),33,35,37-henicosaene 1392816-30-6 C60H34
    5,10,20-Triphenylundecacyclo[25.12.2.128,32.02,23.04,21.06,19.07,12.013,18.024,40.037,41.036,42]dotetraconta-1(39),2(23),3,5,7(12),8,10,13,15,17,19,21,24(40),25,27(41),28,30,32(42),33,35,37-henicosaene
    —— 5-(2,4-dichloro-benzyl)-8-trifluoromethoxy-3a,4,5,9b-tetrahydro-3H-cyclopenta[c]quinoline 745787-67-1 C20H16Cl2F3NO
    5-(2,4-dichloro-benzyl)-8-trifluoromethoxy-3a,4,5,9b-tetrahydro-3H-cyclopenta[c]quinoline
    —— 5-(dimethylamino)-N-(3-hydroxy-3-(2-nitrophenyl)propyl)naphthalene-1-sulfonamide 1621071-21-3 C21H23N3O5S
    5-(dimethylamino)-N-(3-hydroxy-3-(2-nitrophenyl)propyl)naphthalene-1-sulfonamide
    —— 5-[2-(1-Benzyl-2,5-dioxoimidazolidin-4-yl)ethyl]-3-[2-(dimethylamino)ethyl]-1H-indole-2-carboxylate 252960-93-3 C25H28N4O4
    5-[2-(1-Benzyl-2,5-dioxoimidazolidin-4-yl)ethyl]-3-[2-(dimethylamino)ethyl]-1H-indole-2-carboxylate
    —— 5-<β-(4-Chlor-benzoyl)-vinylamino>-2,4-pentadien-1-al 23542-77-0 C14H12ClNO2
    5-<β-(4-Chlor-benzoyl)-vinylamino>-2,4-pentadien-1-al
    —— (5<i>S</i>)-4,5-epoxy-3-methoxy-17-phenethyl-7,8-seco-morphinane; perchlorate 106866-79-9 C25H31NO2*ClHO4
    (5<i>S</i>)-4,5-epoxy-3-methoxy-17-phenethyl-7,8-seco-morphinane; perchlorate
    —— 5-amino-3-butyl-4-phenyl-[1,2,3]oxadiazolium; chloride 96651-58-0 C12H15N3O*ClH
    5-amino-3-butyl-4-phenyl-[1,2,3]oxadiazolium; chloride
    —— 5-benzyloxy-1,3,8-trihydroxy-9H-xanthen-9-one 103726-23-4 C20H14O6
    5-benzyloxy-1,3,8-trihydroxy-9H-xanthen-9-one
    —— 5-benzyl-3-[2-(2-iodo-4,5-dimethoxyphenyl)ethyl]thiazolidine-2,4-dione 258821-21-5 C20H20INO4S
    5-benzyl-3-[2-(2-iodo-4,5-dimethoxyphenyl)ethyl]thiazolidine-2,4-dione
    —— 5-methyl-2-morpholin-4-yl-6-(pyridin-3-ylmethoxy)-[4,5']bipyrimidinyl-2'-ylamine 1155306-08-3 C19H21N7O2
    5-methyl-2-morpholin-4-yl-6-(pyridin-3-ylmethoxy)-[4,5']bipyrimidinyl-2'-ylamine
    —— 5-chloro-N-(2-chlorophenyl)-4-(2-ethyl-4-methyl-1,3-thiazol-5-yl)pyrimidine-2-amine 930584-37-5 C16H14Cl2N4S
    5-chloro-N-(2-chlorophenyl)-4-(2-ethyl-4-methyl-1,3-thiazol-5-yl)pyrimidine-2-amine
    —— 5-(3,5-difluorophenyl)-1-[3-[3-(5-hydroxypyridin-2-yl)-1,2,4-oxadiazol-5-yl]propanoyl]-4,5,6,7-tetrahydro-2H-indazol-3-one 1022144-36-0 C23H19F2N5O4
    5-(3,5-difluorophenyl)-1-[3-[3-(5-hydroxypyridin-2-yl)-1,2,4-oxadiazol-5-yl]propanoyl]-4,5,6,7-tetrahydro-2H-indazol-3-one
    —— 5α-estrane-2α,17β-diol 95169-55-4 C18H30O2
    5α-estrane-2α,17β-diol
    —— 5-(5-Butyl-2,4-dimethoxy-phenyl)-pentylamine 25505-55-9 C17H29NO2
    5-(5-Butyl-2,4-dimethoxy-phenyl)-pentylamine
    —— 5,2'-Dichlor-1-phenyl-naphthalin 92866-41-6 C16H10Cl2
    5,2'-Dichlor-1-phenyl-naphthalin
    —— 5-(2,3-dimethoxy-phenyl)-[1,3]dioxolo[4,5-g]isoquinoline 102028-61-5 C18H15NO4
    5-(2,3-dimethoxy-phenyl)-[1,3]dioxolo[4,5-g]isoquinoline
    —— 5-[3-(3-methoxyphenoxy)propylamino]-2-propan-2-yl-2-(4-propan-2-ylphenyl)pentanenitrile 120352-15-0 C27H38N2O2
    5-[3-(3-methoxyphenoxy)propylamino]-2-propan-2-yl-2-(4-propan-2-ylphenyl)pentanenitrile
    —— 5-[(2-amino-thiazolo[5,4-b]pyridine-5-yl)-methyl-amino]-2-fluoro-benzoic acid ethyl ester 937237-07-5 C16H15FN4O2S
    5-[(2-amino-thiazolo[5,4-b]pyridine-5-yl)-methyl-amino]-2-fluoro-benzoic acid ethyl ester
    —— 5-[1-[[4-(4-Methoxyphenyl)-5-pyridin-4-yl-1,2,4-triazol-3-yl]sulfanyl]-2-methylpropan-2-yl]-3-(4-methylphenyl)-1,2,4-oxadiazole 1257542-57-6 C27H26N6O2S
    5-[1-[[4-(4-Methoxyphenyl)-5-pyridin-4-yl-1,2,4-triazol-3-yl]sulfanyl]-2-methylpropan-2-yl]-3-(4-methylphenyl)-1,2,4-oxadiazole
    —— 5-[2-(2-carboxyethyl)-3-hydroxy-6-pyridyl]-5-oxopentanoic acid 154497-93-5 C13H15NO6
    5-[2-(2-carboxyethyl)-3-hydroxy-6-pyridyl]-5-oxopentanoic acid
    —— 5-chloro-2-(4-chloro-2-fluoro-3-methoxyphenyl)-6-methoxycarbonyl-4-(N-phenylmethyl-N-prop-2-enyl-amino)-pyrimidine 1292286-55-5 C23H20Cl2FN3O3
    5-chloro-2-(4-chloro-2-fluoro-3-methoxyphenyl)-6-methoxycarbonyl-4-(N-phenylmethyl-N-prop-2-enyl-amino)-pyrimidine
    —— 5-cyano-N-(4-fluorobenzyl)-2-(4-(2-oxo-2,3-dihydro-1H-imidazo[4,5-b]pyridin-6-yl)benzylamino)nicotinamide 1289182-64-4 C27H20FN7O2
    5-cyano-N-(4-fluorobenzyl)-2-(4-(2-oxo-2,3-dihydro-1H-imidazo[4,5-b]pyridin-6-yl)benzylamino)nicotinamide
    —— [5-Isocyano-2-(trimethylsilylmethyl)pent-2-enyl]-trimethylsilane 185814-45-3 C13H27NSi2
    [5-Isocyano-2-(trimethylsilylmethyl)pent-2-enyl]-trimethylsilane
    —— 5-(Benzofuran-2-carbonyl)-3-m-tolyl-3H-[1,3,4]thiadiazol-2-one 131187-95-6 C18H12N2O3S
    5-(Benzofuran-2-carbonyl)-3-m-tolyl-3H-[1,3,4]thiadiazol-2-one
    —— 5-m-Toluidino-3,8,10-trichlor-pyrenchinon-(1,6) 13823-82-0 C23H12Cl3NO2
    5-m-Toluidino-3,8,10-trichlor-pyrenchinon-(1,6)
    —— 5-<N-Sulfanilyl-p-toluidino>-4-amino-2,6-dimethyl-pyrimidin 22286-43-7 C19H21N5O2S
    5-<N-Sulfanilyl-p-toluidino>-4-amino-2,6-dimethyl-pyrimidin
    —— 5-(4-Sulfamoyl-anilino)-4-amino-2,6-dimethyl-pyrimidin 22294-77-5 C12H15N5O2S
    5-(4-Sulfamoyl-anilino)-4-amino-2,6-dimethyl-pyrimidin
    —— [5-Bromo-4-(diethoxy-phosphorylmethyl)-2-hexyloxy-benzyl]-phosphonic acid diethyl ester 610322-34-4 C22H39BrO7P2
    [5-Bromo-4-(diethoxy-phosphorylmethyl)-2-hexyloxy-benzyl]-phosphonic acid diethyl ester
    —— (5S)-1-((2R)-3-cyclopentyl-2-{[formyl(hydroxy)amino]methyl}propanoyl)-N-4-pyrimidinyl-4,5-dihydro-1H-pyrazole-5-carboxamide 1398751-65-9 C18H24N6O4
    (5S)-1-((2R)-3-cyclopentyl-2-{[formyl(hydroxy)amino]methyl}propanoyl)-N-4-pyrimidinyl-4,5-dihydro-1H-pyrazole-5-carboxamide
    —— 5-nitro-2-furoyl chloride 99300-84-2 C7H4F3NO5
    5-nitro-2-furoyl chloride
    —— (5-chloro-2-fluoro-4-(((5-fluoro-1-methyl-3-indolyl)carbonyl)amino)phenyl)acetic acid 441715-32-8 C18H13ClF2N2O3
    (5-chloro-2-fluoro-4-(((5-fluoro-1-methyl-3-indolyl)carbonyl)amino)phenyl)acetic acid
    —— [5-(4-aquapalladio(II)-3,5-bis[(dimethylamino)methyl]phenyl)-10,15,20-tris(p-tolyl)porphyrinato]magnesium(II) tetrafluoroborate 1242261-65-9 BF4*C53H49MgN6OPd
    [5-(4-aquapalladio(II)-3,5-bis[(dimethylamino)methyl]phenyl)-10,15,20-tris(p-tolyl)porphyrinato]magnesium(II) tetrafluoroborate
    —— 5-Dibenzothiophen-2-yl-3-[1-(4-methoxy-phenyl)-meth-(Z)-ylidene]-3H-furan-2-one 124703-23-7 C24H16O3S
    5-Dibenzothiophen-2-yl-3-[1-(4-methoxy-phenyl)-meth-(Z)-ylidene]-3H-furan-2-one
    —— 5-Phenyl-2,4,4-trimethyl-2-oxazolin 55281-81-7 C12H15NO
    5-Phenyl-2,4,4-trimethyl-2-oxazolin
    —— 5'-chloro-5'-deoxy-2',3'-O-isopropylideneuridine 19556-51-5 C12H15ClN2O5
    5'-chloro-5'-deoxy-2',3'-O-isopropylideneuridine
    —— 5-(4-(trifluoromethyl)phenyl)pent-4-ynoic acid 876049-26-2 C12H9F3O2
    5-(4-(trifluoromethyl)phenyl)pent-4-ynoic acid
    —— (5R,9R)-9-(dodecanoyloxy)-1-(9H-fluoren-9-yl)-3,12-dioxo-2,11-dioxa-7-thia-4-azatricosane-5-carboxylic acid 1337526-68-7 C45H67NO8S
    (5R,9R)-9-(dodecanoyloxy)-1-(9H-fluoren-9-yl)-3,12-dioxo-2,11-dioxa-7-thia-4-azatricosane-5-carboxylic acid
    —— 5-benzyl 3-methyl 1-(3,5-di-tert-butylphenyl)-4-methyl-1H-pyrazole-3,5-dicarboxylate 1561966-84-4 C28H34N2O4
    5-benzyl 3-methyl 1-(3,5-di-tert-butylphenyl)-4-methyl-1H-pyrazole-3,5-dicarboxylate
    —— 5-bromo-2,4-dimethyl-6-oxo-1-propyl-1,6-dihydro-pyridine-3-carboxylic acid [cyclobutyl-(2-fluoro-phenyl)-methyl]-amide 1310922-66-7 C22H26BrFN2O2
    5-bromo-2,4-dimethyl-6-oxo-1-propyl-1,6-dihydro-pyridine-3-carboxylic acid [cyclobutyl-(2-fluoro-phenyl)-methyl]-amide
    —— 5,5-diphenyl-1,9-bis(pentafluorobenzoyl)-dipyrromethane 1613337-25-9 C35H16F10N2O2
    5,5-diphenyl-1,9-bis(pentafluorobenzoyl)-dipyrromethane
    —— 5-(4-fluorophenyl)-2-isopropyl-3-phenyl-1H-pyrrole 1319727-18-8 C19H18FN
    5-(4-fluorophenyl)-2-isopropyl-3-phenyl-1H-pyrrole
    —— 5,5,10,10-tetrabenzyl-5,10-dihydro-silanthrene 18845-58-4 C40H36Si2
    5,5,10,10-tetrabenzyl-5,10-dihydro-silanthrene
    —— 5-(4-Nitrophenyl)-1-phenyl-3-(1-pyrrolidinyl)-1H-1,2,4-triazol 81322-06-7 C18H17N5O2
    5-(4-Nitrophenyl)-1-phenyl-3-(1-pyrrolidinyl)-1H-1,2,4-triazol
    —— 5-chloro-1,2,3,4-tetrahydrobenzo[h][1,6]naphthyridine 265328-28-7 C12H11ClN2
    5-chloro-1,2,3,4-tetrahydrobenzo[h][1,6]naphthyridine
    —— 5-Ethoxy-3-pent-(Z)-ylidene-2-p-tolyl-tetrahydro-furan 115085-44-4 C18H26O2
    5-Ethoxy-3-pent-(Z)-ylidene-2-p-tolyl-tetrahydro-furan
    —— 5-(2-Methanesulfonyloxy-ethyl)-2-methyl-1H-indole-3-carboxylic Acid (S)-1-phenyl-ethyl Ester 459449-93-5 C21H23NO5S
    5-(2-Methanesulfonyloxy-ethyl)-2-methyl-1H-indole-3-carboxylic Acid (S)-1-phenyl-ethyl Ester
    —— 5-(5-methanesulfonyl-4,5,6,7-tetrahydro-1H-pyrazolo[4,3-c]pyridin-3-yl)-2-trifluoromethyl-benzonitrile 1048034-96-3 C15H13F3N4O2S
    5-(5-methanesulfonyl-4,5,6,7-tetrahydro-1H-pyrazolo[4,3-c]pyridin-3-yl)-2-trifluoromethyl-benzonitrile
    —— 5-Fluor-6β-methoxy-5α-cholestan-3β-ol 52188-95-1 C28H49FO2
    5-Fluor-6β-methoxy-5α-cholestan-3β-ol