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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-Cyan-3-(5-nitro-2-furyl)-Δ<sup>2</sup>-pyrazolin 18296-26-9 C8H6N4O3
    5-Cyan-3-(5-nitro-2-furyl)-Δ<sup>2</sup>-pyrazolin
    —— 5,6-diethoxy-1-benzyl-3,4-dihydro-isoquinoline 855645-27-1 C20H23NO2
    5,6-diethoxy-1-benzyl-3,4-dihydro-isoquinoline
    —— (5Z,8E,12E)-(3aR,15aS)-2,2,8,12,15a-Pentamethyl-3a,10,11,14,15,15a-hexahydro-4H-1,3-dioxa-cyclopentacyclotetradecen-7-one 125425-75-4 C20H30O3
    (5Z,8E,12E)-(3aR,15aS)-2,2,8,12,15a-Pentamethyl-3a,10,11,14,15,15a-hexahydro-4H-1,3-dioxa-cyclopentacyclotetradecen-7-one
    —— 5-bromo-4α,17β-diacetoxy-5α-estran-3β-ol 76563-78-5 C22H33BrO5
    5-bromo-4α,17β-diacetoxy-5α-estran-3β-ol
    —— (5R)-5-[2-[4-(N-hydroxy-C-pyrrolidin-1-ylcarbonimidoyl)phenyl]ethynyl]-5-[(5-methoxy-3-oxo-1H-isoindol-2-yl)methyl]imidazolidine-2,4-dione 1226987-26-3 C26H25N5O5
    (5R)-5-[2-[4-(N-hydroxy-C-pyrrolidin-1-ylcarbonimidoyl)phenyl]ethynyl]-5-[(5-methoxy-3-oxo-1H-isoindol-2-yl)methyl]imidazolidine-2,4-dione
    —— 5-<1-Phenyl-1,2,3-triazolyl-(4)-methylen)-barbitursaeure 16380-29-3 C13H9N5O3
    5-<1-Phenyl-1,2,3-triazolyl-(4)-methylen)-barbitursaeure
    —— 5-Propyl-5-cyan-bicyclo<2.2.2>octen-(2) 92902-84-6 C12H17N
    5-Propyl-5-cyan-bicyclo<2.2.2>octen-(2)
    —— 5-Aethoxymethylenamino-1-anilino-2-methylimidazol-4-N-methylcarboxamid 97618-75-2 C15H19N5O2
    5-Aethoxymethylenamino-1-anilino-2-methylimidazol-4-N-methylcarboxamid
    —— 5-Acetamino-5-<4-methoxy-benzyl>-2-thioxo-barbitursaeure 92376-58-4 C14H15N3O4S
    5-Acetamino-5-<4-methoxy-benzyl>-2-thioxo-barbitursaeure
    —— 5-Acetamino-5-allyl-1-methyl-barbitursaeure 90872-28-9 C10H13N3O4
    5-Acetamino-5-allyl-1-methyl-barbitursaeure
    —— 5-N,N-dimethylamino-2-(2-quinolinyl)-1H-benzimidazole 889664-40-8 C18H16N4
    5-N,N-dimethylamino-2-(2-quinolinyl)-1H-benzimidazole
    —— 5-(2-amino-6-(2-[(3-tert-butoxycarbonylaminopropyl)(2-morpholin-4-ylethyl)carbamoyl]ethylsulfanyl)pyrimidin-4-yl)-2,4-dimethylbenzoic acid tert-butyl ester 1052648-01-7 C34H52N6O6S
    5-(2-amino-6-(2-[(3-tert-butoxycarbonylaminopropyl)(2-morpholin-4-ylethyl)carbamoyl]ethylsulfanyl)pyrimidin-4-yl)-2,4-dimethylbenzoic acid tert-butyl ester
    —— 5-(4-butoxyphenyl)-3-[4-[2,6-dipropyl-4-(1,1,1,3,3,3-hexafluoro-2-hydroxypropan-2-yl)phenyloxy]butyl]-5-methylimidazolidine-2,4-dione 1031395-81-9 C33H42F6N2O5
    5-(4-butoxyphenyl)-3-[4-[2,6-dipropyl-4-(1,1,1,3,3,3-hexafluoro-2-hydroxypropan-2-yl)phenyloxy]butyl]-5-methylimidazolidine-2,4-dione
    —— 5,7-dichloro-3-(1,2,3,4-tetrahydronaphth-2-ylmethylthio)-4-hydroxy-2(1H)-quinolone 174455-80-2 C20H17Cl2NO2S
    5,7-dichloro-3-(1,2,3,4-tetrahydronaphth-2-ylmethylthio)-4-hydroxy-2(1H)-quinolone
    —— 5-[2-(toluene-4-sulfonyloxy)-acetyl]-pyridine-2-carboxylic acid methyl ester 1377962-63-4 C16H15NO6S
    5-[2-(toluene-4-sulfonyloxy)-acetyl]-pyridine-2-carboxylic acid methyl ester
    —— (5Z,7E)-(1S,3R,22R)-25-(1-oxobutyl)-26,27-cyclo-9,10-secocholesta-5,7,10(19)-triene-1,3,22-triol 223110-44-9 C31H48O4
    (5Z,7E)-(1S,3R,22R)-25-(1-oxobutyl)-26,27-cyclo-9,10-secocholesta-5,7,10(19)-triene-1,3,22-triol
    —— 5R-t-Butyldiphenylsiloxy-3R,4R-dihydroxy-2-piperidon 134746-47-7 C21H27NO4Si
    5R-t-Butyldiphenylsiloxy-3R,4R-dihydroxy-2-piperidon
    —— 5,5-Dimethyl-2,2-diphenoxy-1,3-dioxane 105014-08-2 C18H20O4
    5,5-Dimethyl-2,2-diphenoxy-1,3-dioxane
    —— 5-acetylamino-4-(4-chlorophenylazo)-3-methylpyrazole 1391867-02-9 C12H12ClN5O
    5-acetylamino-4-(4-chlorophenylazo)-3-methylpyrazole
    —— 5,6-Dimethoxy-1,1,10-trimethyl-1,2,3,4-tetrahydro-anthracene 849098-02-8 C19H24O2
    5,6-Dimethoxy-1,1,10-trimethyl-1,2,3,4-tetrahydro-anthracene
    —— 5-bromo-1-(dimethyl(2-methyl-2-propenyl)silyl)-1-pentanone 849066-93-9 C11H21BrOSi
    5-bromo-1-(dimethyl(2-methyl-2-propenyl)silyl)-1-pentanone
    —— 5-bromo-2-[3-{[tert-butyl(dimethyl)silyl]oxy}-2-({[tert-butyl(dimethyl)silyl]oxy}methyl)propoxy]-4,6-dimethylpyrimidine 1253048-99-5 C22H43BrN2O3Si2
    5-bromo-2-[3-{[tert-butyl(dimethyl)silyl]oxy}-2-({[tert-butyl(dimethyl)silyl]oxy}methyl)propoxy]-4,6-dimethylpyrimidine
    —— 5-methoxy-1-[6-[3-methyl-2-[[6-methyl-3-[[(2S)-oxolan-2-yl]methyl]-1,2,4,5-tetrahydro-3-benzazepin-7-yl]methoxy]phenyl]pyridin-2-yl]pyrazole-4-carboxylic acid 1579516-12-3 C34H38N4O5
    5-methoxy-1-[6-[3-methyl-2-[[6-methyl-3-[[(2S)-oxolan-2-yl]methyl]-1,2,4,5-tetrahydro-3-benzazepin-7-yl]methoxy]phenyl]pyridin-2-yl]pyrazole-4-carboxylic acid
    —— 5,7-Dinitro-2-methyl-4-(p-nitrophenyl)pyrrolo<1,2-b>pyridazin 31384-30-2 C14H9N5O6
    5,7-Dinitro-2-methyl-4-(p-nitrophenyl)pyrrolo<1,2-b>pyridazin
    —— (5,5-dimethyl-3-oxiranylmethyl-2,4-dioxo-imidazolidin-1-ylmethyl)-phosphonic acid diethyl ester 51947-20-7 C13H23N2O6P
    (5,5-dimethyl-3-oxiranylmethyl-2,4-dioxo-imidazolidin-1-ylmethyl)-phosphonic acid diethyl ester
    —— 5-Methyl-1-[4-((Z)-2-naphtho[1,2-d]oxazol-2-yl-vinyl)-phenyl]-1H-[1,2,3]triazole-4-carboxylic acid ethyl ester 18013-57-5 C25H20N4O3
    5-Methyl-1-[4-((Z)-2-naphtho[1,2-d]oxazol-2-yl-vinyl)-phenyl]-1H-[1,2,3]triazole-4-carboxylic acid ethyl ester
    —— 5,5-bis(4-methylphenyl)-3-octyl-2-sulfanylidene-1,3-thiazinan-4-one 78984-73-3 C26H33NOS2
    5,5-bis(4-methylphenyl)-3-octyl-2-sulfanylidene-1,3-thiazinan-4-one
    —— 5-fluoro-4-[3-(prop-2-ynylaminosulfonyl)phenyl]-2-(3,4,5-trimethoxyphenyl)-2,4-pyrimidinediamine 1065078-71-8 C22H22FN5O5S
    5-fluoro-4-[3-(prop-2-ynylaminosulfonyl)phenyl]-2-(3,4,5-trimethoxyphenyl)-2,4-pyrimidinediamine
    —— 5-Hexylsulfonyl-2-[[14-methyl-8,15-dioxo-16-(3-sulfobenzoyl)-14-azatetracyclo[7.7.1.02,7.013,17]heptadeca-1(16),2,4,6,9,11,13(17)-heptaen-10-yl]amino]benzenesulfonic acid 1055025-20-1 C36H32N2O11S3
    5-Hexylsulfonyl-2-[[14-methyl-8,15-dioxo-16-(3-sulfobenzoyl)-14-azatetracyclo[7.7.1.02,7.013,17]heptadeca-1(16),2,4,6,9,11,13(17)-heptaen-10-yl]amino]benzenesulfonic acid
    —— 5-methoxy-1-phenyl-1,2,3,4-tetrahydronaphthalen-1-ol 1207607-28-0 C17H18O2
    5-methoxy-1-phenyl-1,2,3,4-tetrahydronaphthalen-1-ol
    —— 5-(chloromethyl)-3-[[5-ethyl-1-methyl-3-(trifluoromethyl)pyrazol-4-yl]methylsulfonyl]-5-methyl-4H-1,2-oxazole 479638-61-4 C13H17ClF3N3O3S
    5-(chloromethyl)-3-[[5-ethyl-1-methyl-3-(trifluoromethyl)pyrazol-4-yl]methylsulfonyl]-5-methyl-4H-1,2-oxazole
    —— 5-[[(5R)-5-(4-butoxyphenyl)-4,5-dihydro-1,2-oxazol-3-yl]oxy]pyridine-2-carboxylic acid 1256369-57-9 C19H20N2O5
    5-[[(5R)-5-(4-butoxyphenyl)-4,5-dihydro-1,2-oxazol-3-yl]oxy]pyridine-2-carboxylic acid
    —— 5-Ethyl-2,3,5,6-tetrahydro-6-oxo-furo<3,2-c>pyridin 20364-97-0 C9H11NO2
    5-Ethyl-2,3,5,6-tetrahydro-6-oxo-furo<3,2-c>pyridin
    —— 5-(chloromethyl)-3-methyl-2-(2,2,3,3-tetrafluoropropoxy)pyridine 1373865-24-7 C10H10ClF4NO
    5-(chloromethyl)-3-methyl-2-(2,2,3,3-tetrafluoropropoxy)pyridine
    —— 5-(mesitylsulfonyl)-5,6-dihydro-4H-benzo[f][1,2,3]triazolo[1,5-a][1,4]diazepine 1358786-91-0 C19H20N4O2S
    5-(mesitylsulfonyl)-5,6-dihydro-4H-benzo[f][1,2,3]triazolo[1,5-a][1,4]diazepine
    —— 5-(1-nitro-cyclopentyl)-valeric acid ethyl ester 100453-65-4 C12H21NO4
    5-(1-nitro-cyclopentyl)-valeric acid ethyl ester
    —— 5-(Allyloxycarbonyl-hydroxy-methyl)-3-(3-allyloxycarbonyl-propyl)-4-methyl-1H-pyrrole-2-carboxylic acid tert-butyl ester 285982-10-7 C22H31NO7
    5-(Allyloxycarbonyl-hydroxy-methyl)-3-(3-allyloxycarbonyl-propyl)-4-methyl-1H-pyrrole-2-carboxylic acid tert-butyl ester
    —— 5α-bromo-3β-acetoxyl-6β-hydroxyl-cholest-24-one 325458-96-6 C29H47BrO4
    5α-bromo-3β-acetoxyl-6β-hydroxyl-cholest-24-one
    —— 5-Amino-3-methyl-1-pyrazolcarboxamidin 55457-87-9 C5H9N5
    5-Amino-3-methyl-1-pyrazolcarboxamidin
    —— 5-(5,5-dimethyl-1,3-dioxan-2-yl)thiophene-2-carbaldehyde 1065507-87-0 C11H14O3S
    5-(5,5-dimethyl-1,3-dioxan-2-yl)thiophene-2-carbaldehyde
    —— 5-(benzylamino)isoindolin-1-one 1357104-52-9 C15H14N2O
    5-(benzylamino)isoindolin-1-one
    —— 5-Cyano-4-cyclopropylamino-2-{4-[N-(3-methoxypropyl)sulphamoyl]anilino}pyrimidine 389604-93-7 C18H22N6O3S
    5-Cyano-4-cyclopropylamino-2-{4-[N-(3-methoxypropyl)sulphamoyl]anilino}pyrimidine
    —— 5-[[4-(1H-indazol-5-ylamino)thieno[3,2-d]pyrimidin-2-yl]amino]-2-methoxyphenol 568582-20-7 C20H16N6O2S
    5-[[4-(1H-indazol-5-ylamino)thieno[3,2-d]pyrimidin-2-yl]amino]-2-methoxyphenol
    —— 5-(((bis(perfluorophenyl)boraneyl)imino)methyl)-3-(2,6-diisopropylphenyl)-4,6-dimethyl-2,2-bis(perfluorophenyl)-1-phenyl-2,3-dihydro-1,3,2l4-diazaborinin-1-ium 1287743-62-7 C48H31B2F20N3
    5-(((bis(perfluorophenyl)boraneyl)imino)methyl)-3-(2,6-diisopropylphenyl)-4,6-dimethyl-2,2-bis(perfluorophenyl)-1-phenyl-2,3-dihydro-1,3,2l4-diazaborinin-1-ium
    —— 5-imino-7-phenyl-1,2,4-triazolo<3,2-b>-1,3-thiazine 83749-83-1 C11H8N4S
    5-imino-7-phenyl-1,2,4-triazolo<3,2-b>-1,3-thiazine
    —— [5-Phenyl-thiazolo[2,3-c][1,2,4]thiadiazol-(3Z)-ylidene]-p-tolyl-amine 117134-56-2 C17H13N3S2
    [5-Phenyl-thiazolo[2,3-c][1,2,4]thiadiazol-(3Z)-ylidene]-p-tolyl-amine
    —— 5-cyclopropyl-isoxazole-3-carboxylic acid isopropylcarbamoyl-amide 32954-13-5 C11H15N3O3
    5-cyclopropyl-isoxazole-3-carboxylic acid isopropylcarbamoyl-amide
    —— 5-bromo-1,7,7-trioxo-4,7-dihydro-1<i>H</i>-7λ<sup>6</sup>-benzo[4,5]thieno[3,2-<i>f</i>]quinoline-3-carboxylic acid 62986-24-7 C16H8BrNO5S
    5-bromo-1,7,7-trioxo-4,7-dihydro-1<i>H</i>-7λ<sup>6</sup>-benzo[4,5]thieno[3,2-<i>f</i>]quinoline-3-carboxylic acid
    —— 5-(1,3-benzodioxol-5-yl)-3-[4-[4-(1,1,1,3,3,3-hexafluoro-2-hydroxypropan-2-yl)phenyloxy]butyl]-5-methylimidazolidine-2,4-dione 1031396-58-3 C24H22F6N2O6
    5-(1,3-benzodioxol-5-yl)-3-[4-[4-(1,1,1,3,3,3-hexafluoro-2-hydroxypropan-2-yl)phenyloxy]butyl]-5-methylimidazolidine-2,4-dione
    —— 5,5'-Bis-(diaethylamino-methyl)-3,3'-diallyl-dihydrostilboestrol 96772-80-4 C34H52N2O2
    5,5'-Bis-(diaethylamino-methyl)-3,3'-diallyl-dihydrostilboestrol