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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-(tert-butyl)-3-isopropyl-3',4'-dimethyl-[1,1'-biphenyl]-2-carbaldehyde 1365943-59-4 C22H28O
    5-(tert-butyl)-3-isopropyl-3',4'-dimethyl-[1,1'-biphenyl]-2-carbaldehyde
    —— 5a-(4-methoxyphenyl)-2,3,4,5a-tetrahydro-1H-cyclopenta[4,5]pyrano[2,3-b]chromene 1620151-63-4 C22H20O3
    5a-(4-methoxyphenyl)-2,3,4,5a-tetrahydro-1H-cyclopenta[4,5]pyrano[2,3-b]chromene
    —— 5-Chlor-N-1-(methyl-2,3,4-tri-O-acetyl-β-D-glucuronopyranosyl)-4-thiouracil 78614-42-3 C17H19ClN2O10S
    5-Chlor-N-1-(methyl-2,3,4-tri-O-acetyl-β-D-glucuronopyranosyl)-4-thiouracil
    —— 5-fluoro-4-methoxy-2-(methoxymethoxy)benzyl acetate 1311270-89-9 C12H15FO5
    5-fluoro-4-methoxy-2-(methoxymethoxy)benzyl acetate
    —— (+/-)-(5-benzyl-2,5-dimethyl-cyclohexenyloxy)trimethylsilane 357194-31-1 C18H28OSi
    (+/-)-(5-benzyl-2,5-dimethyl-cyclohexenyloxy)trimethylsilane
    —— 5-anilino-2-methyl-3-phenyl-[1,3,4]thiadiazolium; chloride 37761-82-3 C15H14N3S*Cl
    5-anilino-2-methyl-3-phenyl-[1,3,4]thiadiazolium; chloride
    —— 5-nitro-4-phenyl-2-(piperidin-1-yl)pyridine 1335110-59-2 C16H17N3O2
    5-nitro-4-phenyl-2-(piperidin-1-yl)pyridine
    —— 5-(8-oxo-5-(4-((2-(pyridin-4-yl)ethyl)sulfonyl)phenyl)-6-thioxo-5,7-diazaspiro[3.4]octan-7-yl)-3-(trifluoromethyl)picolinonitrile 1332389-69-1 C26H20F3N5O3S2
    5-(8-oxo-5-(4-((2-(pyridin-4-yl)ethyl)sulfonyl)phenyl)-6-thioxo-5,7-diazaspiro[3.4]octan-7-yl)-3-(trifluoromethyl)picolinonitrile
    —— 5-({1-[2-(3,4-dimethoxyphenyl)ethyl]-1H-benzimidazol-6-yl}-methylene)-1,3-thiazolidine-2,4-dione 648450-19-5 C21H19N3O4S
    5-({1-[2-(3,4-dimethoxyphenyl)ethyl]-1H-benzimidazol-6-yl}-methylene)-1,3-thiazolidine-2,4-dione
    —— 5-(2(R)-tert-butoxycarbonylamino-3-(triphenylmethylthio)propyl-N-methylamino)-1-naphthoic acid 174638-79-0 C39H40N2O4S
    5-(2(R)-tert-butoxycarbonylamino-3-(triphenylmethylthio)propyl-N-methylamino)-1-naphthoic acid
    —— 5,11,17,23-tert-butyl-25,27-bis((N,N-bis(pyridine-2-yl)methylamine)carbonylmethoxy)-26,28-dihydroxycalix[4]arene 1159276-15-9 C72H82N6O6
    5,11,17,23-tert-butyl-25,27-bis((N,N-bis(pyridine-2-yl)methylamine)carbonylmethoxy)-26,28-dihydroxycalix[4]arene
    —— 5'-[5-(3,5-dichlorophenyl)-5-(trifluoromethyl)-4,5-dihydrofuran-3-yl]-1-isobutyryl-3'H-spiro[azetidine-3,1'-[2]benzofuran] 1575794-51-2 C25H22Cl2F3NO3
    5'-[5-(3,5-dichlorophenyl)-5-(trifluoromethyl)-4,5-dihydrofuran-3-yl]-1-isobutyryl-3'H-spiro[azetidine-3,1'-[2]benzofuran]
    —— {5-[6-(6-methyl-pyridin-2-yl)-1H-pyrrolo[2,3-b]pyridin-4-yl]-pyridin-3-yl}-carbamic acid tert-butyl ester 1171895-28-5 C23H23N5O2
    {5-[6-(6-methyl-pyridin-2-yl)-1H-pyrrolo[2,3-b]pyridin-4-yl]-pyridin-3-yl}-carbamic acid tert-butyl ester
    —— (5R,10S,17R)-17-((R)-1,2-Dihydroxy-ethyl)-10,17-dimethyl-1,2,4,5,6,7,10,15,16,17-decahydro-cyclopenta[a]phenanthren-3-one 71379-37-8 C21H28O3
    (5R,10S,17R)-17-((R)-1,2-Dihydroxy-ethyl)-10,17-dimethyl-1,2,4,5,6,7,10,15,16,17-decahydro-cyclopenta[a]phenanthren-3-one
    —— 5-Methyl-2-[(1R,4R)-1,7,7-trimethyl-bicyclo[2.2.1]hept-(2E)-ylideneamino]-hex-4-enoic acid tert-butyl ester 113647-30-6 C21H35NO2
    5-Methyl-2-[(1R,4R)-1,7,7-trimethyl-bicyclo[2.2.1]hept-(2E)-ylideneamino]-hex-4-enoic acid tert-butyl ester
    —— (5-tert-butyl-2H-1,2,3-triazol-4-yl)(2-methoxyphenyl)methanone 1273326-74-1 C14H17N3O2
    (5-tert-butyl-2H-1,2,3-triazol-4-yl)(2-methoxyphenyl)methanone
    —— (5E)-bicyclo[8.2.2]tetradeca-1(12),5,10,13-tetraene-11,13-diol 78740-00-8 C14H18O2
    (5E)-bicyclo[8.2.2]tetradeca-1(12),5,10,13-tetraene-11,13-diol
    —— 5-O-[(2R)-glycidyl]-6-O-benzyloxymethoxy-4'-O-benzyl perazidonebramine 671810-20-1 C30H36N12O7
    5-O-[(2R)-glycidyl]-6-O-benzyloxymethoxy-4'-O-benzyl perazidonebramine
    —— (+/-)-5-(tetrahydro-3-furanyl)-1,2-dihydro-3H-1,2,4-triazole-3-thione 1170668-77-5 C6H9N3OS
    (+/-)-5-(tetrahydro-3-furanyl)-1,2-dihydro-3H-1,2,4-triazole-3-thione
    —— 5,6-difluoro-2-(6-{4-[1-(propan-2-yl)piperidin-4-yl]-1,4-diazepan-1-yl}pyridine-2-yl)-1H-1,3-benzodiazole 1373269-84-1 C25H32F2N6
    5,6-difluoro-2-(6-{4-[1-(propan-2-yl)piperidin-4-yl]-1,4-diazepan-1-yl}pyridine-2-yl)-1H-1,3-benzodiazole
    —— 5-(5-chloro-2-thienyl)-2-{3-fluoro-2-[(phenylmethyl)oxy]phenyl}-6-methyl-3-(2-phenylethyl)-4(3H)-pyrimidinone 938180-29-1 C30H24ClFN2O2S
    5-(5-chloro-2-thienyl)-2-{3-fluoro-2-[(phenylmethyl)oxy]phenyl}-6-methyl-3-(2-phenylethyl)-4(3H)-pyrimidinone
    —— 5(6)-N-(2-Methyl-5-acetamido-1-benzimidazolyl)benzimidazole 76152-88-0 C17H15N5O
    5(6)-N-(2-Methyl-5-acetamido-1-benzimidazolyl)benzimidazole
    —— (5E and 5Z)-15-dehydro-6a-carbaprostaglandin I2 methyl ester tetrahydropyranyl ether 73996-27-7 C27H42O5
    (5E and 5Z)-15-dehydro-6a-carbaprostaglandin I2 methyl ester tetrahydropyranyl ether
    —— 5-(1-cyclopentyl-5-((1R,5S,6r)-3-(oxetan-3-yl)-3-azabicyclo[3.1.0]hexan-6-yl)-1H-pyrazol-3-yl)-3-(methylsulfonyl)pyridin-2-amine 1620574-21-1 C22H29N5O3S
    5-(1-cyclopentyl-5-((1R,5S,6r)-3-(oxetan-3-yl)-3-azabicyclo[3.1.0]hexan-6-yl)-1H-pyrazol-3-yl)-3-(methylsulfonyl)pyridin-2-amine
    —— 5-methyl-2-thioxo-3,4-dihydro-2H-[1,3,4]thiadiazin-6-carboxylic acid ethyl ester 874507-69-4 C7H10N2O2S2
    5-methyl-2-thioxo-3,4-dihydro-2H-[1,3,4]thiadiazin-6-carboxylic acid ethyl ester
    —— 5-oxo-2-propan-2-yl-2-(4-propan-2-ylphenyl)pentanenitrile 120351-82-8 C17H23NO
    5-oxo-2-propan-2-yl-2-(4-propan-2-ylphenyl)pentanenitrile
    —— 5-(Trimethylsilyl)pent-4-ynyl (2-methoxyethoxy)methyl selenide 154414-83-2 C12H24O2SeSi
    5-(Trimethylsilyl)pent-4-ynyl (2-methoxyethoxy)methyl selenide
    —— 5'-Bis(2-ethoxyethyl)aminobenzoxazinorifamycin 105396-22-3 C51H65N3O14
    5'-Bis(2-ethoxyethyl)aminobenzoxazinorifamycin
    —— 5-[4-(tert-butoxycarbonyl)phenyl]-2-(dimethoxymethyl)hexanoic acid 126931-25-7 C20H30O6
    5-[4-(tert-butoxycarbonyl)phenyl]-2-(dimethoxymethyl)hexanoic acid
    —— 5-Hydroxy-dodecanoic acid dimethylamide 91420-59-6 C14H29NO2
    5-Hydroxy-dodecanoic acid dimethylamide
    —— 5-(4-hydroxy-benzyl)-3-phenyl-imidazolidine-2,4-dione 858787-30-1 C16H14N2O3
    5-(4-hydroxy-benzyl)-3-phenyl-imidazolidine-2,4-dione
    —— (5S)-2-acetyl-5-methyl-1-oxa-2-azaspiro<2.5>octane 138385-69-0 C9H15NO2
    (5S)-2-acetyl-5-methyl-1-oxa-2-azaspiro<2.5>octane
    —— 5-[5-(ethylamino)-4-methyl-4H-1,2,4-triazol-3-yl]pyridazin-3(2H)-one 1147757-56-9 C9H12N6O
    5-[5-(ethylamino)-4-methyl-4H-1,2,4-triazol-3-yl]pyridazin-3(2H)-one
    —— 5-[(4-{3-(cyanomethyl)-3-[4-(5-cyano-1H-pyrrolo[2,3-b]pyridin-4-yl)-1H-pyrazol-1-yl]azetidin-1-yl}piperidin-1-yl)carbonyl]isophthalonitrile 1334302-44-1 C30H24N10O
    5-[(4-{3-(cyanomethyl)-3-[4-(5-cyano-1H-pyrrolo[2,3-b]pyridin-4-yl)-1H-pyrazol-1-yl]azetidin-1-yl}piperidin-1-yl)carbonyl]isophthalonitrile
    —— 5-[1-[6-[(3S)-3-amino-1-piperidyl]-2-pyridyl]pyrazolo[4,3-c]pyridin-6-yl]-3-methylpyrazin-2-amine 1527523-77-8 C21H23N9
    5-[1-[6-[(3S)-3-amino-1-piperidyl]-2-pyridyl]pyrazolo[4,3-c]pyridin-6-yl]-3-methylpyrazin-2-amine
    —— 5',5''-Diphenyldibenzo<2.2>paracyclophan-1,9-dien-4',4''-dicarbaldehyd 109764-91-2 C38H24O2
    5',5''-Diphenyldibenzo<2.2>paracyclophan-1,9-dien-4',4''-dicarbaldehyd
    —— 5-bromo-2-(4-iodophenyl)-3-phenyl-2H-benzo[g]indazole 1432465-12-7 C23H14BrIN2
    5-bromo-2-(4-iodophenyl)-3-phenyl-2H-benzo[g]indazole
    —— 5-[(3-chloro-pyridin-2-ylmethyl)-amino]-pyrazolo[1,5-a]pyrimidine-3-carboxylic acid isopropylamide 1224943-80-9 C16H17ClN6O
    5-[(3-chloro-pyridin-2-ylmethyl)-amino]-pyrazolo[1,5-a]pyrimidine-3-carboxylic acid isopropylamide
    —— 5-iodo-N-methyl-6-(N-(3-(methylsulfonyl)propyl)methylsulfonamido)-2-p-tolylfuro[2,3-b]pyridine-3-carboxamide 1345175-64-5 C21H24IN3O6S2
    5-iodo-N-methyl-6-(N-(3-(methylsulfonyl)propyl)methylsulfonamido)-2-p-tolylfuro[2,3-b]pyridine-3-carboxamide
    —— 5-methyl-4-octanoyl-pyrrole-2-carboxylic acid ethyl ester 101450-46-8 C16H25NO3
    5-methyl-4-octanoyl-pyrrole-2-carboxylic acid ethyl ester
    —— 5-Ethoxy-7-nitrochinoxalin 68836-18-0 C10H9N3O3
    5-Ethoxy-7-nitrochinoxalin
    —— [5-(1-benzyloxy-7-chloro-isoquinolin-6-yloxy)-1-(3-hydroxy-propyl)-cyclooctyl]-carbamic acid tert-butyl ester 1036896-37-3 C32H41ClN2O5
    [5-(1-benzyloxy-7-chloro-isoquinolin-6-yloxy)-1-(3-hydroxy-propyl)-cyclooctyl]-carbamic acid tert-butyl ester
    —— 5-azido-3-O-benzyl-5,6-dideoxy-1,2-O-isopropylidene-7-O-triisopropylsilyl-α-D-allo-hepto-1,4-furanose 912943-00-1 C26H43N3O5Si
    5-azido-3-O-benzyl-5,6-dideoxy-1,2-O-isopropylidene-7-O-triisopropylsilyl-α-D-allo-hepto-1,4-furanose
    —— 5-Methyl-3-(2-oxo-propoxy)-thiophene-2-carbonitrile 87753-31-9 C9H9NO2S
    5-Methyl-3-(2-oxo-propoxy)-thiophene-2-carbonitrile
    —— 5-(4-(benzyloxy)phenyl)isoxazol-3-yl pivalate 1030829-57-2 C21H21NO4
    5-(4-(benzyloxy)phenyl)isoxazol-3-yl pivalate
    —— (5S)-1,7-bis(6-bromo-3,4-dimethoxyphenyl)-5-hydroxy-3-heptanone 82513-68-6 C23H28Br2O6
    (5S)-1,7-bis(6-bromo-3,4-dimethoxyphenyl)-5-hydroxy-3-heptanone
    —— (5Z)-(8R,9S,11R,12R)-9,11-Bis(acetoxy)-13,13-diethoxy-14,15,16,17,18,19,20-heptanorprostenoic Acid Methyl Ester 62440-04-4 C22H36O8
    (5Z)-(8R,9S,11R,12R)-9,11-Bis(acetoxy)-13,13-diethoxy-14,15,16,17,18,19,20-heptanorprostenoic Acid Methyl Ester
    —— 5<i>c</i>-carbamoyl-3-phenyl-4,5-dihydro-isoxazole-4<i>r</i>-carboxylic acid 35053-74-8 C11H10N2O4
    5<i>c</i>-carbamoyl-3-phenyl-4,5-dihydro-isoxazole-4<i>r</i>-carboxylic acid
    —— 5-(propoxymethyl)thiophene-2-carbaldehyde 1522106-66-6 C9H12O2S
    5-(propoxymethyl)thiophene-2-carbaldehyde
    —— (5-chloro-1-methylpyrazol-3-yl)methanol 2274741-72-7 C5H7ClN2O
    (5-chloro-1-methylpyrazol-3-yl)methanol