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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-phenylbicyclo[2.2.2]oct-2-ene 56139-27-6 C14H16
    5-phenylbicyclo[2.2.2]oct-2-ene
    —— 5,5'-(3-ethoxycarbonyl-2-phenyl-propane-1,1-diyl)-bis-isoxazole-3-carboxylic acid diethyl ester 35528-71-3 C24H26N2O8
    5,5'-(3-ethoxycarbonyl-2-phenyl-propane-1,1-diyl)-bis-isoxazole-3-carboxylic acid diethyl ester
    —— 5-methyl-N-(4-nitrophenyl)-1-(2-(phenylselanyl)phenyl)-1H-1,2,3-triazole-4-carboxamide 1590368-29-8 C22H17N5O3Se
    5-methyl-N-(4-nitrophenyl)-1-(2-(phenylselanyl)phenyl)-1H-1,2,3-triazole-4-carboxamide
    —— 5-tert-butyl-3-methyl-2-(methylthio)-1,3-benzoxazol-3-ium p-toluensulfonate 1280199-64-5 C7H7O3S*C13H18NOS
    5-tert-butyl-3-methyl-2-(methylthio)-1,3-benzoxazol-3-ium p-toluensulfonate
    —— 5-(4-chloro-phenylazo)-2-hydroxy-benzoic acid methyl ester 21460-92-4 C14H11ClN2O3
    5-(4-chloro-phenylazo)-2-hydroxy-benzoic acid methyl ester
    —— 5,15-<2,5-dimethoxybenzene-1,4-diylbis(4,1-butanediyl-2,1-benzeno)>-2,8,12,18-tetraethyl-3,7,13,17-tetramethylporphyrin 142294-37-9 C60H68N4O2
    5,15-<2,5-dimethoxybenzene-1,4-diylbis(4,1-butanediyl-2,1-benzeno)>-2,8,12,18-tetraethyl-3,7,13,17-tetramethylporphyrin
    —— 5-tert-butyl-1-(2,2-dimethyl-3-morpholin-4-ylpropyl)-2-methyl-N-[3-(trifluoromethyl)phenyl]pyrrole-3-carboxamide 1403946-97-3 C26H36F3N3O2
    5-tert-butyl-1-(2,2-dimethyl-3-morpholin-4-ylpropyl)-2-methyl-N-[3-(trifluoromethyl)phenyl]pyrrole-3-carboxamide
    —— 5-bromo-3-ethoxypicolinonitrile 36057-51-9 C8H7BrN2O
    5-bromo-3-ethoxypicolinonitrile
    —— (5α,17β)-17-Hydroxyandrost-2-eno<3,2-b>thiophene-5'-carboxylic acid 135643-85-5 C22H30O3S
    (5α,17β)-17-Hydroxyandrost-2-eno<3,2-b>thiophene-5'-carboxylic acid
    —— 5-hydroxy-1-[1-(S)-phenylethyl]-4-methyl-1,5-dihydropyrrol-2-one 1355169-45-7 C13H15NO2
    5-hydroxy-1-[1-(S)-phenylethyl]-4-methyl-1,5-dihydropyrrol-2-one
    —— 5,8-Methano-1-methyl-r-4a,c-5,6,7,c-8,c-8a-hexahydro-4H-3,1-benzoxazin-2(1H)-one 95630-61-8 C10H15NO2
    5,8-Methano-1-methyl-r-4a,c-5,6,7,c-8,c-8a-hexahydro-4H-3,1-benzoxazin-2(1H)-one
    —— 5,8-dimethyl-2,4-diphenylquinazoline 1446786-10-2 C22H18N2
    5,8-dimethyl-2,4-diphenylquinazoline
    —— (5Z,7E,22E)-(1S,3R,24R)-25-(4-ethylimidazol-2-yl)-26,27-cyclo-9,10-secocholesta-5,7,10(19),22-tetraene-1,3,24-triol 198760-40-6 C32H46N2O3
    (5Z,7E,22E)-(1S,3R,24R)-25-(4-ethylimidazol-2-yl)-26,27-cyclo-9,10-secocholesta-5,7,10(19),22-tetraene-1,3,24-triol
    —— 5β-pregnan-3α,17α-diol-20-one diacetate 113846-15-4 C25H38O5
    5β-pregnan-3α,17α-diol-20-one diacetate
    —— 5-{7-(N,N-dimethylaminomethyl)-3-[2-(piperidin-4-yl)ethyl]benz[d]isoxazol-6-yloxymethyl}thiophene-2-carbonitrile 956519-53-2 C23H28N4O2S
    5-{7-(N,N-dimethylaminomethyl)-3-[2-(piperidin-4-yl)ethyl]benz[d]isoxazol-6-yloxymethyl}thiophene-2-carbonitrile
    —— 5-dimethylaminomethyl-furan-2-carboxylic acid {3-[(3,4-dimethoxy-phenylcarbamoyl)-methyl]-phenyl}-amide 1038554-21-0 C24H27N3O5
    5-dimethylaminomethyl-furan-2-carboxylic acid {3-[(3,4-dimethoxy-phenylcarbamoyl)-methyl]-phenyl}-amide
    —— 5-diphenylphosphinomethyl-5-methyl-1,1,3,3-tetraphenyl-2,3-didehydro-1,2,3λ5-triphosphinanium-tetrachloroaluminate 102428-69-3 AlCl4*C41H39P4
    5-diphenylphosphinomethyl-5-methyl-1,1,3,3-tetraphenyl-2,3-didehydro-1,2,3λ5-triphosphinanium-tetrachloroaluminate
    —— 5-Amino-7-[3-(aminocyclopropylmethyl)pyrrolidin-1-yl]-1-cyclopropyl-6-fluoro-8-methoxy-1H-quinazoline-2,4-dione 479083-25-5 C20H26FN5O3
    5-Amino-7-[3-(aminocyclopropylmethyl)pyrrolidin-1-yl]-1-cyclopropyl-6-fluoro-8-methoxy-1H-quinazoline-2,4-dione
    —— [(5R)-7-(3,5-dichlorophenyl)-5-[(2)H3]methyl-6-oxo-5-[[4-(trifluoromethoxy)phenyl]methyl]-5,6-dihydroimidazo[1,2-a][4,5-(13)C2]imidazol-3-yl] diethyl phosphate 1356584-89-8 C24H23Cl2F3N3O6P
    [(5R)-7-(3,5-dichlorophenyl)-5-[(2)H3]methyl-6-oxo-5-[[4-(trifluoromethoxy)phenyl]methyl]-5,6-dihydroimidazo[1,2-a][4,5-(13)C2]imidazol-3-yl] diethyl phosphate
    —— 5-Benzyloxy-4-chlor-6-(4-chlorphenyl)-2-methylpyrimidin 120456-60-2 C18H14Cl2N2O
    5-Benzyloxy-4-chlor-6-(4-chlorphenyl)-2-methylpyrimidin
    —— 5,5'-bis-(4-nitro-phenyl)-3H,3'H-3,3'-(biphenyl-4,4'-diyldiamino-dimethyl)-bis-[1,3,4]oxadiazole-2-thione 72384-52-2 C30H22N8O6S2
    5,5'-bis-(4-nitro-phenyl)-3H,3'H-3,3'-(biphenyl-4,4'-diyldiamino-dimethyl)-bis-[1,3,4]oxadiazole-2-thione
    —— 5,5-Bis-brommethyl-spiro<2.4>heptan-4-on 5771-37-9 C9H12Br2O
    5,5-Bis-brommethyl-spiro<2.4>heptan-4-on
    —— (5-Methoxythiocarbonylamino-naphthalen-1-yl)-thiocarbamic acid O-methyl ester 20989-81-5 C14H14N2O2S2
    (5-Methoxythiocarbonylamino-naphthalen-1-yl)-thiocarbamic acid O-methyl ester
    —— 5-[(2,6-dichloro-3,5-dimethoxyphenyl)methoxy]-N-[4-[4-(1,1-dioxo-1,4-thiazinan-4-yl)piperidin-1-yl]-3-methylphenyl]pyrimidin-2-amine 1453208-20-2 C29H35Cl2N5O5S
    5-[(2,6-dichloro-3,5-dimethoxyphenyl)methoxy]-N-[4-[4-(1,1-dioxo-1,4-thiazinan-4-yl)piperidin-1-yl]-3-methylphenyl]pyrimidin-2-amine
    —— 5-benzylidene-4-(4-(4-(3,4-difluorophenyl)-1-(2-(dimethylamino)ethyl)-1H-imidazol-2-yl)piperidin-1-yl)-5H-pyrrolo[2,3-d]pyrimidin-6(7H)-one 1226804-00-7 C31H31F2N7O
    5-benzylidene-4-(4-(4-(3,4-difluorophenyl)-1-(2-(dimethylamino)ethyl)-1H-imidazol-2-yl)piperidin-1-yl)-5H-pyrrolo[2,3-d]pyrimidin-6(7H)-one
    —— (5-bromo-4-methoxy-benzo[d]isothiazol-3-yl)-dimethyl-amine 936921-83-4 C10H11BrN2OS
    (5-bromo-4-methoxy-benzo[d]isothiazol-3-yl)-dimethyl-amine
    —— 5-[3-[4-(Dimethylamino)phenyl]prop-2-enoyl]-3-ethyl-4-methyl-6-phenyl-1,6-dihydropyrimidin-2-one 1021078-21-6 C24H27N3O2
    5-[3-[4-(Dimethylamino)phenyl]prop-2-enoyl]-3-ethyl-4-methyl-6-phenyl-1,6-dihydropyrimidin-2-one
    —— 5,6-dimethylquadricyclane-2,3-dicarboxylic acid 100165-64-8 C11H12O4
    5,6-dimethylquadricyclane-2,3-dicarboxylic acid
    —— 5,5'-(2-acetoxy-prop-1-ene-1,1-diyl)-bis-isoxazole-3-carboxylic acid diethyl ester 35550-61-9 C17H18N2O8
    5,5'-(2-acetoxy-prop-1-ene-1,1-diyl)-bis-isoxazole-3-carboxylic acid diethyl ester
    —— 5-cyano-1<i>H</i>-[1,2,3]triazole-4-carbonimidic acid ethyl ester; hydrochloride 116598-56-2 C6H7N5O*ClH
    5-cyano-1<i>H</i>-[1,2,3]triazole-4-carbonimidic acid ethyl ester; hydrochloride
    —— 5,7-diethyl-3-hydroxy-1-[(2'-(1H-tetrazol-5-yl)biphenyl-4-yl)-methyl]-1,6-naphthyridin-2(1H)-one hydrobromide 146709-93-5 BrH*C26H24N6O2
    5,7-diethyl-3-hydroxy-1-[(2'-(1H-tetrazol-5-yl)biphenyl-4-yl)-methyl]-1,6-naphthyridin-2(1H)-one hydrobromide
    —— 5-bromo-7-[3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-1H-pyrrolo[2,3-d]pyrimidine-4-thione 24414-54-8 C11H12BrN3O4S
    5-bromo-7-[3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-1H-pyrrolo[2,3-d]pyrimidine-4-thione
    —— 5-[(4-fluorobenzyl)oxy]-2-(2-methyl-2H-[1,2,4]triazol-3-yl)-4H-1-benzopyran-4-one-7-carboxylic acid 500370-72-9 C20H14FN3O5
    5-[(4-fluorobenzyl)oxy]-2-(2-methyl-2H-[1,2,4]triazol-3-yl)-4H-1-benzopyran-4-one-7-carboxylic acid
    —— 5-C-(o-Benzyloxybenzyl)-4-benzyloxy-2-hydroxyacetophenone 103633-43-8 C29H26O4
    5-C-(o-Benzyloxybenzyl)-4-benzyloxy-2-hydroxyacetophenone
    —— 5-<N-<2-(3,4-dimethoxyphenyl)ethyl>amino>pentan-2-ol 92827-40-2 C15H25NO3
    5-<N-<2-(3,4-dimethoxyphenyl)ethyl>amino>pentan-2-ol
    —— 5-butoxy-3,3-bis(trifluoromethyl)-1,2-dithiolane 1258730-44-7 C9H12F6OS2
    5-butoxy-3,3-bis(trifluoromethyl)-1,2-dithiolane
    —— 5-methoxymethyloxy-3-(3-dimethylaminopropyl)-2H-isoquinolin-1-one 476492-08-7 C16H22N2O3
    5-methoxymethyloxy-3-(3-dimethylaminopropyl)-2H-isoquinolin-1-one
    —— 5-amino-N-[1-(3-methoxyphenyl)sulfonylazetidin-3-yl]-3,4-dimethylthieno[2,3-c]pyridazine-6-carboxamide 1451994-51-6 C19H21N5O4S2
    5-amino-N-[1-(3-methoxyphenyl)sulfonylazetidin-3-yl]-3,4-dimethylthieno[2,3-c]pyridazine-6-carboxamide
    —— 5-(2-Amino-3,5-dimethylpyridin-6-yl)pentanoic acid ethyl ester 312263-39-1 C14H22N2O2
    5-(2-Amino-3,5-dimethylpyridin-6-yl)pentanoic acid ethyl ester
    —— 5-hydroxy-3-phenyl-7-benzofuranacetic acid 42435-51-8 C16H12O4
    5-hydroxy-3-phenyl-7-benzofuranacetic acid
    —— 5-(2-Chlorophenyl)-N-methyl-N-2-propenyl-2,4-pentadien-1-amine 72487-65-1 C15H18ClN
    5-(2-Chlorophenyl)-N-methyl-N-2-propenyl-2,4-pentadien-1-amine
    —— 5'-deoxy-5-ethynyl-N4-[(3-benzyloxypropoxy)carbonyl]cytidine 234076-91-6 C22H25N3O7
    5'-deoxy-5-ethynyl-N4-[(3-benzyloxypropoxy)carbonyl]cytidine
    —— 5,5'-dimethyl-3-trifluoromethyl-2'H-[1,4']bipyrazolyl-3'-ol 1207259-86-6 C9H9F3N4O
    5,5'-dimethyl-3-trifluoromethyl-2'H-[1,4']bipyrazolyl-3'-ol
    —— (5-oxo-3-phenyl-5,6,7,8-tetrahydro-naphthalen-1-yloxy)-acetic acid tert-butyl ester 1208265-70-6 C22H24O4
    (5-oxo-3-phenyl-5,6,7,8-tetrahydro-naphthalen-1-yloxy)-acetic acid tert-butyl ester
    —— 5-{N-[(benzthiazol-2-yl)methyl]carbamoyl}-2,3-dichloro-4H-thieno[3,2-b]pyrrole 403858-99-1 C15H9Cl2N3OS2
    5-{N-[(benzthiazol-2-yl)methyl]carbamoyl}-2,3-dichloro-4H-thieno[3,2-b]pyrrole
    —— 5-<N-Acetyl-O-(methoxycarbonyl)hydroxylamino>-1,3-pentadiene 91760-08-6 C9H13NO4
    5-<N-Acetyl-O-(methoxycarbonyl)hydroxylamino>-1,3-pentadiene
    —— 5-(3-isopropylphenyl)-N-(pyrimidin-2-yl)-[1,2,4]triazolo[1,5-a]pyridin-2-amine 1202487-47-5 C19H18N6
    5-(3-isopropylphenyl)-N-(pyrimidin-2-yl)-[1,2,4]triazolo[1,5-a]pyridin-2-amine
    —— 5-(4-Pyridyl)-4-(4-fluorophenyl)-1-(1-t-butoxy carbonyl-4-piperidinyl)imidazole 180869-33-4 C24H27FN4O2
    5-(4-Pyridyl)-4-(4-fluorophenyl)-1-(1-t-butoxy carbonyl-4-piperidinyl)imidazole
    —— 5-fluoro-5-[3-(3-(2-propyl-4-(4'-fluorophenoxy)phenoxy)propoxy)phenyl]-2,4-thiazolidinedione 1100807-28-0 C27H25F2NO5S
    5-fluoro-5-[3-(3-(2-propyl-4-(4'-fluorophenoxy)phenoxy)propoxy)phenyl]-2,4-thiazolidinedione
    —— 5-Iodo-2-[(5-phenyl-1,2-oxazolidin-3-ylidene)amino]benzoic acid 639466-06-1 C16H13IN2O3
    5-Iodo-2-[(5-phenyl-1,2-oxazolidin-3-ylidene)amino]benzoic acid