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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-chloro-4-(p-tolyl)-5-phenyl-Δ<sup>3</sup>-1,3-oxazolin-2-one 112445-39-3 C16H12ClNO2
    5-chloro-4-(p-tolyl)-5-phenyl-Δ<sup>3</sup>-1,3-oxazolin-2-one
    —— 5-(1-tetrazolyl)methyl-3',5'-di-O-acetyl-2'-deoxyuridine 922523-70-4 C15H18N6O7
    5-(1-tetrazolyl)methyl-3',5'-di-O-acetyl-2'-deoxyuridine
    —— 5-(p-Fluorobenzylidene)-3-<p-(N,N-diethylcarbamoyl)anilinomethyl>-4-oxo-thiazolidine-2-thione 104183-63-3 C22H22FN3O2S2
    5-(p-Fluorobenzylidene)-3-<p-(N,N-diethylcarbamoyl)anilinomethyl>-4-oxo-thiazolidine-2-thione
    —— 5-cyclopropyl-4-[(2-ethylamino)benzoyl]isoxazole 170107-71-8 C15H16N2O2
    5-cyclopropyl-4-[(2-ethylamino)benzoyl]isoxazole
    —— 5-[2-(4-Tert-butylphenyl)sulfanylethyl]-2-(2,6-diethyl-4-methylphenyl)-3-hydroxycyclohex-2-en-1-one 1415576-50-9 C29H38O2S
    5-[2-(4-Tert-butylphenyl)sulfanylethyl]-2-(2,6-diethyl-4-methylphenyl)-3-hydroxycyclohex-2-en-1-one
    —— 5-(4-Bromo-phenyl)-2-[(E)-tert-butylimino]-furan-3-one 107825-37-6 C14H14BrNO2
    5-(4-Bromo-phenyl)-2-[(E)-tert-butylimino]-furan-3-one
    —— 5-[[4-[3-[4-(3-methoxyoxetan-3-yl)phenyl]-1,2,4-oxadiazol-5-yl]-2-methylpyrrol-1-yl]methyl]-N-(2-pyrrolidin-1-ylethyl)pyridin-2-amine 1226861-78-4 C29H34N6O3
    5-[[4-[3-[4-(3-methoxyoxetan-3-yl)phenyl]-1,2,4-oxadiazol-5-yl]-2-methylpyrrol-1-yl]methyl]-N-(2-pyrrolidin-1-ylethyl)pyridin-2-amine
    —— 5-(2,5-dihydro-1H-pyrrol-3-yl)-1-(2,2-dimethylpropyl)-3-methyl-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one 1416308-70-7 C16H22N4O
    5-(2,5-dihydro-1H-pyrrol-3-yl)-1-(2,2-dimethylpropyl)-3-methyl-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one
    —— 5-Cyan-6,7-dihydro-7,7-dimethyl-2-(triphenylphosphoranylidenamino)-3,4-oxepindicarbonsaeure-dimethylester 86300-33-6 C31H29N2O5P
    5-Cyan-6,7-dihydro-7,7-dimethyl-2-(triphenylphosphoranylidenamino)-3,4-oxepindicarbonsaeure-dimethylester
    —— (5-bromo-6-fluoro-8-methyl-1-propyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl)acetic acid 630397-84-1 C17H19BrFNO3
    (5-bromo-6-fluoro-8-methyl-1-propyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl)acetic acid
    —— 5-[3-(3-acetylphenyl)-1-(2-dimethylaminoethyl)ureidomethyl]-N-(4-t-butoxycarbonylaminothiophen-3-yl)pyridine-2-carboxylic acid amide 1196983-02-4 C29H36N6O5S
    5-[3-(3-acetylphenyl)-1-(2-dimethylaminoethyl)ureidomethyl]-N-(4-t-butoxycarbonylaminothiophen-3-yl)pyridine-2-carboxylic acid amide
    —— (5R,6S)-5-bromo-6-(naphthalen-1-yl)tetrahydro-2H-pyran-2-one 1300698-92-3 C15H13BrO2
    (5R,6S)-5-bromo-6-(naphthalen-1-yl)tetrahydro-2H-pyran-2-one
    —— 5-{[(8S)-6,8-dimethyl-6,9-diazaspiro[4.5]dec-9-yl]carbonyl}-N-(5-fluoro-2-methylpyrimidin-4-yl)-6,6-dimethyl-1,4,5,6-tetrahydropyrrolo[3,4-c]pyrazol-3-amine 1046786-68-8 C23H33FN8O
    5-{[(8S)-6,8-dimethyl-6,9-diazaspiro[4.5]dec-9-yl]carbonyl}-N-(5-fluoro-2-methylpyrimidin-4-yl)-6,6-dimethyl-1,4,5,6-tetrahydropyrrolo[3,4-c]pyrazol-3-amine
    —— 5-[(3S)-5-amino-3,6,6-trimethyl-1,1-dioxo-2H-1,4-thiazin-3-yl]-4-chloro-N-(1,2,5-thiadiazol-3-ylmethyl)thiophene-2-carboxamide 1403465-33-7 C15H18ClN5O3S3
    5-[(3S)-5-amino-3,6,6-trimethyl-1,1-dioxo-2H-1,4-thiazin-3-yl]-4-chloro-N-(1,2,5-thiadiazol-3-ylmethyl)thiophene-2-carboxamide
    —— 5-(4-hydroxypiperidine-1-carbonyl)-2-(thiophen-3-yl)-7,8-difluoro-2,5-dihydropyrazolo[4,3-c]quinolin-3-one 1092482-61-5 C20H16F2N4O3S
    5-(4-hydroxypiperidine-1-carbonyl)-2-(thiophen-3-yl)-7,8-difluoro-2,5-dihydropyrazolo[4,3-c]quinolin-3-one
    —— 5-chloro-2-(3-(ethylsulfonamido)propoxy)benzoic acid 1271523-84-2 C12H16ClNO5S
    5-chloro-2-(3-(ethylsulfonamido)propoxy)benzoic acid
    —— 5-Bromo-2,6-dimethoxypyridine-3-boronic acid pinacol ester 2121511-88-2 C13H19BBrNO4
    5-Bromo-2,6-dimethoxypyridine-3-boronic acid pinacol ester
    —— 5-(benzyloxy)-6-hydroxy-6-methylcyclohexa-2,4-dienone 1146966-01-9 C14H14O3
    5-(benzyloxy)-6-hydroxy-6-methylcyclohexa-2,4-dienone
    —— (5R,6R)-6-(3-((tert-butyldiphenylsilyl)oxy)propyl)-8-((2S)-2-methyl-5-oxooxolan-2-yl)-1,3,7-trioxaspiro[4.5]decan-2-one 1312080-51-5 C31H40O7Si
    (5R,6R)-6-(3-((tert-butyldiphenylsilyl)oxy)propyl)-8-((2S)-2-methyl-5-oxooxolan-2-yl)-1,3,7-trioxaspiro[4.5]decan-2-one
    —— 5-(p-carbomethoxyphenyl)-1-phthalimidopentan-2-one oxime 119770-45-5 C21H20N2O5
    5-(p-carbomethoxyphenyl)-1-phthalimidopentan-2-one oxime
    —— (5S,6R,7S,8S)-5-((S)-4-(benzyloxy)-3-methylbut-1-yn-1-yl)-7-((4-methoxybenzyl)oxy)-2,2,3,3,6,8,11,11,12,12-decamethyl-4,10-dioxa-3,11-disilatridecane 934165-99-8 C39H64O5Si2
    (5S,6R,7S,8S)-5-((S)-4-(benzyloxy)-3-methylbut-1-yn-1-yl)-7-((4-methoxybenzyl)oxy)-2,2,3,3,6,8,11,11,12,12-decamethyl-4,10-dioxa-3,11-disilatridecane
    —— 5,6-Bis-(diethyl-methyl-silanyloxy)-1,2,3,3a,4,6a-hexahydro-pentalene 88336-61-2 C18H36O2Si2
    5,6-Bis-(diethyl-methyl-silanyloxy)-1,2,3,3a,4,6a-hexahydro-pentalene
    —— 5-Furan-2-yl-3-methoxy-cyclohex-2-enone oxime 343778-82-5 C11H13NO3
    5-Furan-2-yl-3-methoxy-cyclohex-2-enone oxime
    —— 5'-[2-({(7R)-7-[3,5-bis(trifluoromethyl)phenyl]-5-oxo-6-oxa-4-azaspiro[2.4]hept-4-yl}methyl)-6-(trifluoromethyl)pyridin-3-yl]-2'-fluoro-4'-methoxy-2-methylbiphenyl-4-carboxylic acid 1616347-42-2 C35H24F10N2O5
    5'-[2-({(7R)-7-[3,5-bis(trifluoromethyl)phenyl]-5-oxo-6-oxa-4-azaspiro[2.4]hept-4-yl}methyl)-6-(trifluoromethyl)pyridin-3-yl]-2'-fluoro-4'-methoxy-2-methylbiphenyl-4-carboxylic acid
    —— 5(R)-((N-1,2,4-oxadiazol-3-yl-N-tertbutoxycarbonyl)amino-methyl)-3-(3,5-difluoro-4-(1-hydroxyacetyl-1,2,5,6-tetrahydropyrid-4-yl)phenyl)-oxazolidin-2-one 264601-08-3 C24H27F2N5O7
    5(R)-((N-1,2,4-oxadiazol-3-yl-N-tertbutoxycarbonyl)amino-methyl)-3-(3,5-difluoro-4-(1-hydroxyacetyl-1,2,5,6-tetrahydropyrid-4-yl)phenyl)-oxazolidin-2-one
    —— (5S,6S)-N-(tert-butoxycarbonyl)-6-amino-5,7-(isopropylidenedioxy)-2(E)-hepten-1-ol 138093-76-2 C15H27NO5
    (5S,6S)-N-(tert-butoxycarbonyl)-6-amino-5,7-(isopropylidenedioxy)-2(E)-hepten-1-ol
    —— 5-Acetyl-2-fluoro-4-hydroxybenzonitrile 2089381-35-9 C9H6FNO2
    5-Acetyl-2-fluoro-4-hydroxybenzonitrile
    —— (5S,8RS)-8,9-oxido-5,9-dimethyldecyl acetate 69274-73-3 C14H26O3
    (5S,8RS)-8,9-oxido-5,9-dimethyldecyl acetate
    —— 5-Amino-1-(3-carboxyphenyl)-3-(4-tolyl)pyrazole-4-carboxamide 198967-98-5 C18H16N4O3
    5-Amino-1-(3-carboxyphenyl)-3-(4-tolyl)pyrazole-4-carboxamide
    —— 5-Methyl-N-1H-pyrazol-3-yl-2-thiophenesulfonamide 1249779-21-2 C8H9N3O2S2
    5-Methyl-N-1H-pyrazol-3-yl-2-thiophenesulfonamide
    —— 5-bromo-2-[(4-{[(4-methylphenyl)sulfonyl]amino}benzoyl)amino]benzoic acid 668263-75-0 C21H17BrN2O5S
    5-bromo-2-[(4-{[(4-methylphenyl)sulfonyl]amino}benzoyl)amino]benzoic acid
    —— 5-(4-{2-[2-(3,4-Dimethoxy-phenyl)-5-methyl-oxazol-4-yl]-ethoxy}-benzyl)-2-imino-thiazolidin-4-one 103789-04-4 C24H25N3O5S
    5-(4-{2-[2-(3,4-Dimethoxy-phenyl)-5-methyl-oxazol-4-yl]-ethoxy}-benzyl)-2-imino-thiazolidin-4-one
    —— 5-Oxo-pyrrolidine-1,2-dicarboxylic acid 1-benzyl ester 2-(4-nitro-phenyl) ester 81613-25-4 C19H16N2O7
    5-Oxo-pyrrolidine-1,2-dicarboxylic acid 1-benzyl ester 2-(4-nitro-phenyl) ester
    —— 5α-cholest-7-ene-3β,5,6α-triol diacetate 71831-87-3 C31H50O5
    5α-cholest-7-ene-3β,5,6α-triol diacetate
    —— 5-({[2-(adamantan-1-yl)-2-oxoethyl]sulfanyl}methyl)-N,N-dimethylfuran-2-carboxamide 1330778-54-5 C20H27NO3S
    5-({[2-(adamantan-1-yl)-2-oxoethyl]sulfanyl}methyl)-N,N-dimethylfuran-2-carboxamide
    —— 5-<<2-(diethylamino)ethyl>amino>-8-(hydroxyamino)-3-methyl-1-azaanthracene-9,10-dione 107846-53-7 C20H24N4O3
    5-<<2-(diethylamino)ethyl>amino>-8-(hydroxyamino)-3-methyl-1-azaanthracene-9,10-dione
    —— 5-chlorothiophene-2-carboxylic acid {(S)-3-[4-(1-methyl-1,4,5,6-tetrahydropyrimidine-2-yl)-phenyl]-2-oxo-oxazolidin-5-ylmethyl}amide 1082936-53-5 C20H21ClN4O3S
    5-chlorothiophene-2-carboxylic acid {(S)-3-[4-(1-methyl-1,4,5,6-tetrahydropyrimidine-2-yl)-phenyl]-2-oxo-oxazolidin-5-ylmethyl}amide
    —— (5S)-5-((3S,4S)-1-benzyl-3,4-bis(benzyloxy)pyrrolidin-2-yl)-5-(benzyloxy)pentane-1,2-diol 1093616-00-2 C37H43NO5
    (5S)-5-((3S,4S)-1-benzyl-3,4-bis(benzyloxy)pyrrolidin-2-yl)-5-(benzyloxy)pentane-1,2-diol
    —— 5'-O-(methoxytrityl)-6-N-(benzyloxycarbonyl)-2'-deoxyadenosine 82892-60-2 C38H35N5O6
    5'-O-(methoxytrityl)-6-N-(benzyloxycarbonyl)-2'-deoxyadenosine
    —— (5S,6S)-6-((R)-1-Hydroxy-ethyl)-3-[3-(4-nitro-benzyloxycarbonylamino)-propylsulfanyl]-7-oxo-4-thia-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitro-benzyl ester 81036-45-5 C26H26N4O10S2
    (5S,6S)-6-((R)-1-Hydroxy-ethyl)-3-[3-(4-nitro-benzyloxycarbonylamino)-propylsulfanyl]-7-oxo-4-thia-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitro-benzyl ester
    —— 5-(1-methyl-1<i>H</i>-indazol-3-ylmethylene)-2-thioxo-thiazolidin-4-one 3720-02-3 C12H9N3OS2
    5-(1-methyl-1<i>H</i>-indazol-3-ylmethylene)-2-thioxo-thiazolidin-4-one
    —— (-)589-((R)-dimethyl(1-ethyl-α-naphthyl)aminato-C(2),N)((RR)-o-phenylenebis(methylphenylphosphine))palladium(II) hexafluorophosphateacetone solvate 80160-35-6 C3H6O*C34H36NP2Pd*F6P
    (-)589-((R)-dimethyl(1-ethyl-α-naphthyl)aminato-C(2),N)((RR)-o-phenylenebis(methylphenylphosphine))palladium(II) hexafluorophosphateacetone solvate
    —— 5-(2-cyclopenten-1-yl)-1-(α-ethoxyethoxy)-2-pentyne 79618-56-7 C14H22O2
    5-(2-cyclopenten-1-yl)-1-(α-ethoxyethoxy)-2-pentyne
    —— 5-Benzylideneamino-1,3-dimethylbarbituric acid 63873-65-4 C13H13N3O3
    5-Benzylideneamino-1,3-dimethylbarbituric acid
    —— 5-Aethyl-3-(2-propionyl-amino-aethyl)-1.2.4-oxadiazol 1849-44-1 C9H15N3O2
    5-Aethyl-3-(2-propionyl-amino-aethyl)-1.2.4-oxadiazol
    —— 5-(2-hydroxy-3-phthalimido-propylamino)-2-methyl-isoindole-1,3-dione 74493-96-2 C20H17N3O5
    5-(2-hydroxy-3-phthalimido-propylamino)-2-methyl-isoindole-1,3-dione
    —— 5-bromo-6-isopropyl-1-phenyl-1<i>H</i>-cycloheptapyrazol-8-one 97835-30-8 C17H15BrN2O
    5-bromo-6-isopropyl-1-phenyl-1<i>H</i>-cycloheptapyrazol-8-one
    —— 5-cyano-6-methylthio-2-(p-nitrophenyl)-3-phenylpyrimidin-4(3H)-one 97242-70-1 C18H12N4O3S
    5-cyano-6-methylthio-2-(p-nitrophenyl)-3-phenylpyrimidin-4(3H)-one
    —— 5β-cholestan-19-ol 81594-74-3 C27H48O
    5β-cholestan-19-ol
    —— 5'-(MeO)2Trt-dT-3'p(CH2CCl3,CH3) 72718-41-3 C34H36Cl3N2O10P
    5'-(MeO)2Trt-dT-3'p(CH2CCl3,CH3)