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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-bromo-2-methyl-2-(phenylseleno)pentanoic acid ethyl ester 1007229-29-9 C14H19BrO2Se
    5-bromo-2-methyl-2-(phenylseleno)pentanoic acid ethyl ester
    —— 5-isopropyl-2,3-diphenyl-1H-indole 1638238-20-6 C23H21N
    5-isopropyl-2,3-diphenyl-1H-indole
    —— 5-[9-(2-Methylhexan-3-yl)-2-(8-oxa-3-azabicyclo[3.2.1]octan-3-yl)purin-6-yl]pyrazin-2-amine 1313026-65-1 C22H30N8O
    5-[9-(2-Methylhexan-3-yl)-2-(8-oxa-3-azabicyclo[3.2.1]octan-3-yl)purin-6-yl]pyrazin-2-amine
    —— 5-chloro-2,4-dimethyl-6-oxo-1-propylamino-1,6-dihydro-pyridine-3-carboxylic acid [(S)-cyclobutyl-(3-fluoro-phenyl)-methyl]-amide 1310922-14-5 C22H27ClFN3O2
    5-chloro-2,4-dimethyl-6-oxo-1-propylamino-1,6-dihydro-pyridine-3-carboxylic acid [(S)-cyclobutyl-(3-fluoro-phenyl)-methyl]-amide
    —— 5-N,7-N-bis(2-methylpropyl)-6-(2,4,6-trifluorophenyl)pyrido[3,2-e][1,2,4]triazine-5,7-diamine 716338-83-9 C20H23F3N6
    5-N,7-N-bis(2-methylpropyl)-6-(2,4,6-trifluorophenyl)pyrido[3,2-e][1,2,4]triazine-5,7-diamine
    —— 5-{7-[4-(4,5-Dihydro-4-(2-propenyl)-2-oxazolyl)phenoxy]heptyl}-3-methylisoxazole 124811-55-8 C23H30N2O3
    5-{7-[4-(4,5-Dihydro-4-(2-propenyl)-2-oxazolyl)phenoxy]heptyl}-3-methylisoxazole
    —— 5-nitro-N<sub>b</sub>-methoxycarbonyl-L-tryptophan 93299-33-3 C13H13N3O6
    5-nitro-N<sub>b</sub>-methoxycarbonyl-L-tryptophan
    —— 5-Bromo-4-(bromomethyl)-2-(4-pyrrolidin-1-ylphenyl)-1,3-thiazole 1189166-06-0 C14H14Br2N2S
    5-Bromo-4-(bromomethyl)-2-(4-pyrrolidin-1-ylphenyl)-1,3-thiazole
    —— 5-{[4-(3-chloro-4-cyanophenyl)-3,5-dimethyl-1H-pyrazol-1-yl]methyl}nicotinamide 1126772-99-3 C19H16ClN5O
    5-{[4-(3-chloro-4-cyanophenyl)-3,5-dimethyl-1H-pyrazol-1-yl]methyl}nicotinamide
    —— 5-Methyl-2-thiophencarboxaldehyd-(propylsulfonyl)hydrazon 96911-28-3 C9H14N2O2S2
    5-Methyl-2-thiophencarboxaldehyd-(propylsulfonyl)hydrazon
    —— 5-amino-trithiobarbituric acid 89797-30-8 C4H5N3S3
    5-amino-trithiobarbituric acid
    —— 5-cyano-6-(pyrrol-2-yl)-2-thiouracil 124348-29-4 C9H6N4OS
    5-cyano-6-(pyrrol-2-yl)-2-thiouracil
    —— (+)-5,7,3',4'-tetra-O-acetylcatechin 20728-86-3 C23H22O10
    (+)-5,7,3',4'-tetra-O-acetylcatechin
    —— 5-(4'-nitrobenzyl)-1,3-dimethylbarbituric acid 114656-98-3 C13H13N3O5
    5-(4'-nitrobenzyl)-1,3-dimethylbarbituric acid
    —— 5,7-diphenyl-3-sulfanylidene-2,7-dihydropyrrolo[2,3-e][1,2,4]triazin-6-one 128433-09-0 C17H12N4OS
    5,7-diphenyl-3-sulfanylidene-2,7-dihydropyrrolo[2,3-e][1,2,4]triazin-6-one
    —— 5,5''''-diiodo-3,3'',3'''',4,4'',4''''-hexabutyl-2,2':5',2'':5'',2''':5''',2''''-quinquethiophene 321853-06-9 C44H58I2S5
    5,5''''-diiodo-3,3'',3'''',4,4'',4''''-hexabutyl-2,2':5',2'':5'',2''':5''',2''''-quinquethiophene
    —— 5-isopropoxy-3,4-diphenyl-2H-pyrrol-2-one 79887-88-0 C19H17NO2
    5-isopropoxy-3,4-diphenyl-2H-pyrrol-2-one
    —— 5-(2,3-dichlorophenyl)isocytosine 130801-03-5 C10H7Cl2N3O
    5-(2,3-dichlorophenyl)isocytosine
    —— 5-Amino-2-benzoylamino-7-(4-chloro-phenyl)-8-cyano-7H-[1,3,4]thiadiazolo[3,2-a]pyridine-6-carboxylic acid ethyl ester 119712-48-0 C23H18ClN5O3S
    5-Amino-2-benzoylamino-7-(4-chloro-phenyl)-8-cyano-7H-[1,3,4]thiadiazolo[3,2-a]pyridine-6-carboxylic acid ethyl ester
    —— 5-Hydroxy-6-(tetrahydro-pyran-2-yloxy)-hexan-3-one 112402-62-7 C11H20O4
    5-Hydroxy-6-(tetrahydro-pyran-2-yloxy)-hexan-3-one
    —— 5'-O-(4,4'-dimethoxytrityl)-5-((2,2'-bipyridin-6-yl)ethynyl)-2'-deoxyuridine 512179-12-3 C42H36N4O7
    5'-O-(4,4'-dimethoxytrityl)-5-((2,2'-bipyridin-6-yl)ethynyl)-2'-deoxyuridine
    —— 5-(5-benzyl-1,3-dihydro-2,2,4-trioxo-5H-thieno[3,4-c]pyridin-3-yl)pentanenitrile 602327-73-1 C19H20N2O3S
    5-(5-benzyl-1,3-dihydro-2,2,4-trioxo-5H-thieno[3,4-c]pyridin-3-yl)pentanenitrile
    —— 5',6'-dihydro-5α-cholest-2-eno<2,3-b>-(imidazo<2,1-b>thiazole) 76302-97-1 C30H48N2S
    5',6'-dihydro-5α-cholest-2-eno<2,3-b>-(imidazo<2,1-b>thiazole)
    —— 5-benzhydryl-thiazolidine-2,4-dione 53087-98-2 C16H13NO2S
    5-benzhydryl-thiazolidine-2,4-dione
    —— 5-<3-<2-<(1,3-Dimethyl-2-imidazolidinyliden)amino>phenyl>-2-propenyliden>-2,2-dimethyl-1,3-dioxan-4,6-dion 104488-66-6 C20H23N3O4
    5-<3-<2-<(1,3-Dimethyl-2-imidazolidinyliden)amino>phenyl>-2-propenyliden>-2,2-dimethyl-1,3-dioxan-4,6-dion
    —— 5-p-Fluorphenyl-2-methylaminopyrimidin 31408-39-6 C11H10FN3
    5-p-Fluorphenyl-2-methylaminopyrimidin
    —— 5-[(Z)-Cyclohexylimino]-3,3-dimethyl-1-(4-nitro-phenyl)-4-piperidin-1-yl-pyrrolidine-2-thione 3662-90-6 C23H32N4O2S
    5-[(Z)-Cyclohexylimino]-3,3-dimethyl-1-(4-nitro-phenyl)-4-piperidin-1-yl-pyrrolidine-2-thione
    —— 5-Cyano-4-cyclohexyl-2-hydroxy-6-oxo-1,6-dihydro-pyridine-3-sulfonic acid 39158-54-8 C12H14N2O5S
    5-Cyano-4-cyclohexyl-2-hydroxy-6-oxo-1,6-dihydro-pyridine-3-sulfonic acid
    —— 5-methyl-6-trifluoromethyl-1H-indole-2-carboxylic acid ethyl ester 396074-83-2 C13H12F3NO2
    5-methyl-6-trifluoromethyl-1H-indole-2-carboxylic acid ethyl ester
    —— 5-Ethylsulfanyl-6-isopropyl-pyrimidine-2,4-diamine 74873-50-0 C9H16N4S
    5-Ethylsulfanyl-6-isopropyl-pyrimidine-2,4-diamine
    —— 5-(2-trifluoromethylbenzyl)-1-(5-mercapto-[1,2,4]-triazol-1-ylmethyl)-2,2-dimethylcyclopentanol 1253105-67-7 C18H22F3N3OS
    5-(2-trifluoromethylbenzyl)-1-(5-mercapto-[1,2,4]-triazol-1-ylmethyl)-2,2-dimethylcyclopentanol
    —— (5,5-dimethyl-7-oxabicyclo[4.1.0]heptan-2-yl)-trimethylsilane 343857-15-8 C11H22OSi
    (5,5-dimethyl-7-oxabicyclo[4.1.0]heptan-2-yl)-trimethylsilane
    —— 5-methoxy-1,2,3,4-tetrahydronaphthalene-1-ethyl methanesulfonate 693253-64-4 C14H20O4S
    5-methoxy-1,2,3,4-tetrahydronaphthalene-1-ethyl methanesulfonate
    —— <5',5'-2H2>adenosine 82741-17-1 C10H13N5O4
    <5',5'-2H2>adenosine
    —— 5-chloro-3-(4-chloro-phenyl)-2-methoxymethyl-benzofuran 72109-06-9 C16H12Cl2O2
    5-chloro-3-(4-chloro-phenyl)-2-methoxymethyl-benzofuran
    —— 5-{3-phenyl-7-[(pyridin-3-ylmethyl)carbamoyl]quinoxalin-2-yl}pentanoic acid 1383693-21-7 C26H24N4O3
    5-{3-phenyl-7-[(pyridin-3-ylmethyl)carbamoyl]quinoxalin-2-yl}pentanoic acid
    —— 5-Chlor-2-phenyl-5,6,7,8-tetrahydrochinolin 59838-77-6 C15H14ClN
    5-Chlor-2-phenyl-5,6,7,8-tetrahydrochinolin
    —— 5-Chloro-4-(5-formylfuran-2-yl)-2-methoxybenzoic acid 1175710-40-3 C13H9ClO5
    5-Chloro-4-(5-formylfuran-2-yl)-2-methoxybenzoic acid
    —— 5-chloro-2,4-dimethoxy-3-methylphenyl 2,4-pentadienyl ether 105104-19-6 C14H17ClO3
    5-chloro-2,4-dimethoxy-3-methylphenyl 2,4-pentadienyl ether
    —— 5-Fluoro-1-((1R,3R,4R,5R,11R)-7,7,9,9-tetraisopropyl-4-phenylselanyl-6,8,10-trioxa-2-thia-7,9-disila-tricyclo[9.3.0.01,5]tetradec-3-yl)-1H-pyrimidine-2,4-dione 849113-19-5 C30H45FN2O5SSeSi2
    5-Fluoro-1-((1R,3R,4R,5R,11R)-7,7,9,9-tetraisopropyl-4-phenylselanyl-6,8,10-trioxa-2-thia-7,9-disila-tricyclo[9.3.0.01,5]tetradec-3-yl)-1H-pyrimidine-2,4-dione
    —— (+/-)-5-(3-trifluoromethoxy-phenyl)-1-(4-chloro-phenyl)-3-(4-chloro-phenylamino)-1,5-dihydro-pyrrol-2-one 1032524-34-7 C23H15Cl2F3N2O2
    (+/-)-5-(3-trifluoromethoxy-phenyl)-1-(4-chloro-phenyl)-3-(4-chloro-phenylamino)-1,5-dihydro-pyrrol-2-one
    —— 5-Methyl-6-oxo-5-aza-indolin 37075-86-8 C8H10N2O
    5-Methyl-6-oxo-5-aza-indolin
    —— 5-(2-chloro-ethyl)-3,4,4-trimethyl-oxazolidin-2-one 14898-44-3 C8H14ClNO2
    5-(2-chloro-ethyl)-3,4,4-trimethyl-oxazolidin-2-one
    —— 5-Guanidino-2-(naphthalene-2-sulfonylamino)-pentanoic acid butyl-methyl-amide 63768-87-6 C21H31N5O3S
    5-Guanidino-2-(naphthalene-2-sulfonylamino)-pentanoic acid butyl-methyl-amide
    —— 5-hydroxy-5-[1]naphthyl-5<i>H</i>-chrysen-6-one semicarbazone 115035-19-3 C29H21N3O2
    5-hydroxy-5-[1]naphthyl-5<i>H</i>-chrysen-6-one semicarbazone
    —— (5,6,7,8-Tetrahydro-naphthalen-1-ylmethanesulfinyl)-acetic acid 2-(4-bromo-phenyl)-2-oxo-ethyl ester 33059-93-7 C21H21BrO4S
    (5,6,7,8-Tetrahydro-naphthalen-1-ylmethanesulfinyl)-acetic acid 2-(4-bromo-phenyl)-2-oxo-ethyl ester
    —— 5,5-Diiod-6-hydro-O<sup>6</sup>,5'-6-hydroxy-cyclodesoxy-uridin 4010-95-1 C9H10I2N2O5
    5,5-Diiod-6-hydro-O<sup>6</sup>,5'-6-hydroxy-cyclodesoxy-uridin
    —— 5,6-Dimethyl-6-phenyl-Δ<sup>2</sup>-cyclohexenol 17428-79-4 C14H18O
    5,6-Dimethyl-6-phenyl-Δ<sup>2</sup>-cyclohexenol
    —— 5,9-dimethoxy-benzo[c]fluoren-7-one 110973-44-9 C19H14O3
    5,9-dimethoxy-benzo[c]fluoren-7-one
    —— (5-cyclopropyl-1-((3-(trifluoromethyl)phenyl)amino)isoquinolin-4-yl)(morpholino)methanone 1384250-09-2 C24H22F3N3O2
    (5-cyclopropyl-1-((3-(trifluoromethyl)phenyl)amino)isoquinolin-4-yl)(morpholino)methanone