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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-Bromo-3-((2R,3R,4R,5R)-3,4-dimethoxy-5-methoxymethyl-tetrahydro-furan-2-yl)-3H-imidazole-4-carbaldehyde 437614-26-1 C12H17BrN2O5
    5-Bromo-3-((2R,3R,4R,5R)-3,4-dimethoxy-5-methoxymethyl-tetrahydro-furan-2-yl)-3H-imidazole-4-carbaldehyde
    —— 5'-O-(4,4'-dimethoxytrityl)-4'-C-(isobutyl)thymidine 591754-22-2 C35H40N2O7
    5'-O-(4,4'-dimethoxytrityl)-4'-C-(isobutyl)thymidine
    —— 5-(3,4-Bis(benzyloxy)benzyl)pyrimidine-2,4-diamine 206274-52-4 C25H24N4O2
    5-(3,4-Bis(benzyloxy)benzyl)pyrimidine-2,4-diamine
    —— [5,19-Ditert-butyl-17-(hydroxymethyl)-9,12,15-trioxatricyclo[14.4.0.03,8]icosa-1(16),3(8),4,6,17,19-hexaen-7-yl]methanol 153620-08-7 C27H38O5
    [5,19-Ditert-butyl-17-(hydroxymethyl)-9,12,15-trioxatricyclo[14.4.0.03,8]icosa-1(16),3(8),4,6,17,19-hexaen-7-yl]methanol
    —— 5-[4-(Dibenzylamino)butyl]-1,5-diazabicyclo[15.4.0]henicosane-6,16-dione 181293-33-4 C37H55N3O2
    5-[4-(Dibenzylamino)butyl]-1,5-diazabicyclo[15.4.0]henicosane-6,16-dione
    —— 5-[[(2R,3R,4S,5R,6R)-6-[2-(1H-indol-3-yl)ethoxy]-4,5-bis(phenylmethoxy)-3-(pyridin-4-ylmethoxy)oxan-2-yl]methoxy]pentan-1-amine 543696-92-0 C41H49N3O6
    5-[[(2R,3R,4S,5R,6R)-6-[2-(1H-indol-3-yl)ethoxy]-4,5-bis(phenylmethoxy)-3-(pyridin-4-ylmethoxy)oxan-2-yl]methoxy]pentan-1-amine
    —— (5-Phenyl-[1,3,4]oxadiazol-2-ylsulfanyl)-acetic acid [5-bromo-2-oxo-1,2-dihydro-indol-(3Z)-ylidene]-hydrazide 1026584-33-7 C18H12BrN5O3S
    (5-Phenyl-[1,3,4]oxadiazol-2-ylsulfanyl)-acetic acid [5-bromo-2-oxo-1,2-dihydro-indol-(3Z)-ylidene]-hydrazide
    —— (5S)-<5-<(1,1-dimethylethyl)diphenylsiloxy>-(1E,3E)-penta-1,3-dien-1-yl>-2-oxo-1,3-dioxolane-4-butanoate de methyle 148419-18-5 C29H36O6Si
    (5S)-<5-<(1,1-dimethylethyl)diphenylsiloxy>-(1E,3E)-penta-1,3-dien-1-yl>-2-oxo-1,3-dioxolane-4-butanoate de methyle
    —— 5-[(3R,4R)-3-((S)-1-Benzyloxy-ethyl)-4-methyl-5-oxo-pyrrolidin-(2Z)-ylidenemethyl]-3-(2-methoxycarbonyl-ethyl)-4-methyl-1H-pyrrole-2-carboxylic acid tert-butyl ester 145100-19-2 C29H38N2O6
    5-[(3R,4R)-3-((S)-1-Benzyloxy-ethyl)-4-methyl-5-oxo-pyrrolidin-(2Z)-ylidenemethyl]-3-(2-methoxycarbonyl-ethyl)-4-methyl-1H-pyrrole-2-carboxylic acid tert-butyl ester
    —— {5-[1-(3-Bromo-propyl)-2-methylene-cyclopropyl]-pent-1-ynyl}-trimethyl-silane 160388-77-2 C15H25BrSi
    {5-[1-(3-Bromo-propyl)-2-methylene-cyclopropyl]-pent-1-ynyl}-trimethyl-silane
    —— 5-<(benzyloxycarbonyl)amino>pentyl 2,4-di-O-benzyl-β-L-fucopyranoside 160243-07-2 C33H41NO7
    5-<(benzyloxycarbonyl)amino>pentyl 2,4-di-O-benzyl-β-L-fucopyranoside
    —— 5,11-dibromo-25,28-dihydroxy-26,27-dipropoxycalix[4]arene 507235-78-1 C34H34Br2O4
    5,11-dibromo-25,28-dihydroxy-26,27-dipropoxycalix[4]arene
    —— 5-((1S,2S)-1,2-Dihydroxy-propyl)-pyridine-2-carboxylic acid 237409-03-9 C9H11NO4
    5-((1S,2S)-1,2-Dihydroxy-propyl)-pyridine-2-carboxylic acid
    —— 5-benzoylmethyl-2-cyclopenten-1-one 137824-18-1 C13H12O2
    5-benzoylmethyl-2-cyclopenten-1-one
    —— 5-formyl-2-methoxy-4-methylaminobenzoic acid 483304-02-5 C10H11NO4
    5-formyl-2-methoxy-4-methylaminobenzoic acid
    —— (5E,10E,12E,14Z)-oxacyclohexadeca-(5,10,12,14)-tetraene-2-one 185139-17-7 C15H20O2
    (5E,10E,12E,14Z)-oxacyclohexadeca-(5,10,12,14)-tetraene-2-one
    —— 5-methoxy-1-methyl-3,4-dihydro-2H-pyrrol-1-ium 45515-38-6 C6H12NO
    5-methoxy-1-methyl-3,4-dihydro-2H-pyrrol-1-ium
    —— (5R,6R)-6-(3-methyl-2-butenyl)-5-methyl-3,4,5,6-tetrahydro-2H-pyran-2-one 155203-52-4 C11H18O2
    (5R,6R)-6-(3-methyl-2-butenyl)-5-methyl-3,4,5,6-tetrahydro-2H-pyran-2-one
    —— 5-(4-methoxybenzyl)-1-methyl-2-phenylsulfanyl-1H-imidazole 443095-81-6 C18H18N2OS
    5-(4-methoxybenzyl)-1-methyl-2-phenylsulfanyl-1H-imidazole
    —— 5-methyl-2'-<(N-octylcarbamoyl)methyl>uridine 149301-27-9 C20H33N3O7
    5-methyl-2'-<(N-octylcarbamoyl)methyl>uridine
    —— 5-benzotriazol-1-yl-6-methyl-2-(2-oxopropylsulfanyl)nicotinonitrile 544692-71-9 C16H13N5OS
    5-benzotriazol-1-yl-6-methyl-2-(2-oxopropylsulfanyl)nicotinonitrile
    —— 5-Bromo-4-chloro-8-methylquinoline-3-carbonitrile 936497-83-5 C11H6BrClN2
    5-Bromo-4-chloro-8-methylquinoline-3-carbonitrile
    —— 5,17-Bis(chloromethyl)-25,26,27,28-tetrakis(2-methoxyethoxy)pentacyclo[19.3.1.13,7.19,13.115,19]octacosa-1(25),3,5,7(28),9(27),10,12,15(26),16,18,21,23-dodecaene 155939-39-2 C42H50Cl2O8
    5,17-Bis(chloromethyl)-25,26,27,28-tetrakis(2-methoxyethoxy)pentacyclo[19.3.1.13,7.19,13.115,19]octacosa-1(25),3,5,7(28),9(27),10,12,15(26),16,18,21,23-dodecaene
    —— (5S,6R,9S)-9-[(2R,5S,8E,10Z,14S)-14-[(5S,6R,9S)-9-[(2R,5S,8E,10Z,14S)-3,14-dihydroxy-5-(methoxymethoxy)pentadeca-8,10-dien-2-yl]-2,2,6-trimethyl-1,3,10-trioxaspiro[4.5]decane-4-carbonyl]oxy-3-hydroxy-5-(methoxymethoxy)pentadeca-8,10-dien-2-yl]-2,2,6-trimethyl-1,3,10-trioxaspiro[4.5]decane-4-carboxylic acid 251091-99-3 C56H94O17
    (5S,6R,9S)-9-[(2R,5S,8E,10Z,14S)-14-[(5S,6R,9S)-9-[(2R,5S,8E,10Z,14S)-3,14-dihydroxy-5-(methoxymethoxy)pentadeca-8,10-dien-2-yl]-2,2,6-trimethyl-1,3,10-trioxaspiro[4.5]decane-4-carbonyl]oxy-3-hydroxy-5-(methoxymethoxy)pentadeca-8,10-dien-2-yl]-2,2,6-trimethyl-1,3,10-trioxaspiro[4.5]decane-4-carboxylic acid
    —— 5-[1-Hydroxy-3-(3,4,5-trimethoxyphenyl)propyl]-2-methoxyphenol 143702-43-6 C19H24O6
    5-[1-Hydroxy-3-(3,4,5-trimethoxyphenyl)propyl]-2-methoxyphenol
    —— 5-Ethoxy-6-aza-spiro[2.5]oct-5-ene 214479-60-4 C9H15NO
    5-Ethoxy-6-aza-spiro[2.5]oct-5-ene
    —— 5-[3-(4-Isopropoxyphenyl)propyl]-2,4-oxazolidinedione 159017-18-2 C15H19NO4
    5-[3-(4-Isopropoxyphenyl)propyl]-2,4-oxazolidinedione
    —— 5-(benzotriazol-1-ylmethyl)-2,4-dihydropyrazol-3-one 501417-24-9 C10H9N5O
    5-(benzotriazol-1-ylmethyl)-2,4-dihydropyrazol-3-one
    —— 5-amino-3-cyano-1-(2,6-dichloro-4-trifluoromethylphenyl)-4-carboethoxypyrazole 213457-39-7 C14H9Cl2F3N4O2
    5-amino-3-cyano-1-(2,6-dichloro-4-trifluoromethylphenyl)-4-carboethoxypyrazole
    —— 5'-fluoro-2,3'-anhydrothymidine 39809-28-4 C10H11FN2O3
    5'-fluoro-2,3'-anhydrothymidine
    —— 5-(4-Methylphenyl)-2-piperidin-1-ium-1-ylidene-1,3-dithiole-4-thiolate 85102-66-5 C15H17NS3
    5-(4-Methylphenyl)-2-piperidin-1-ium-1-ylidene-1,3-dithiole-4-thiolate
    —— 5-(4-Nitrophenyl)-4-phenylspiro[7-thia-1,3,4,9,10,12-hexazatricyclo[6.4.0.02,6]dodeca-2,8-diene-11,1'-cyclohexane] 132713-58-7 C22H23N7O2S
    5-(4-Nitrophenyl)-4-phenylspiro[7-thia-1,3,4,9,10,12-hexazatricyclo[6.4.0.02,6]dodeca-2,8-diene-11,1'-cyclohexane]
    —— (5Z,8Z,10E)-11-[2-[(Z)-oct-2-enyl]-1,3-dithian-2-yl]undeca-5,8,10-trienoic acid 158359-25-2 C23H36O2S2
    (5Z,8Z,10E)-11-[2-[(Z)-oct-2-enyl]-1,3-dithian-2-yl]undeca-5,8,10-trienoic acid
    —— 5-(2-oxo-2-phenylethyl)-2-cyclopentenone 137824-20-5 C13H12O2
    5-(2-oxo-2-phenylethyl)-2-cyclopentenone
    —— [5-methoxy-4-(methoxymethoxy)-7-methyl-1-naphthalenyl]boronic acid 160538-98-7 C14H17BO5
    [5-methoxy-4-(methoxymethoxy)-7-methyl-1-naphthalenyl]boronic acid
    —— <5R-(5α,8β,10β,11β)>-5,7,8,9,10,11-hexahydro-4-methoxy-5-<(methoxymethoxy)methyl>-13-methyl-7-oxo-8,11-iminoazepino<1,2b>isoquinoline-10-carboxylic acid methyl ester 139564-07-1 C21H26N2O6
    <5R-(5α,8β,10β,11β)>-5,7,8,9,10,11-hexahydro-4-methoxy-5-<(methoxymethoxy)methyl>-13-methyl-7-oxo-8,11-iminoazepino<1,2b>isoquinoline-10-carboxylic acid methyl ester
    —— (5E)-3-[(E)-3-[tert-butyl(dimethyl)silyl]oxyoct-1-enyl]-5-[5-(oxan-2-yloxy)pentylidene]-2,4,6,6a-tetrahydro-1H-pentalen-2-ol 211800-71-4 C32H56O4Si
    (5E)-3-[(E)-3-[tert-butyl(dimethyl)silyl]oxyoct-1-enyl]-5-[5-(oxan-2-yloxy)pentylidene]-2,4,6,6a-tetrahydro-1H-pentalen-2-ol
    —— 5-[1-hydroxy-1-(3,4-dimethoxy-2-methoxymethoxyphenyl)methyl]-4-[1-hydroxy-1-(4-methoxyphenyl)methyl]-1-methyl-2-phenylthio-1H-imidazole 445474-63-5 C29H32N2O7S
    5-[1-hydroxy-1-(3,4-dimethoxy-2-methoxymethoxyphenyl)methyl]-4-[1-hydroxy-1-(4-methoxyphenyl)methyl]-1-methyl-2-phenylthio-1H-imidazole
    —— 5-acetyl-3-amino-4-(4-chlorophenyl)-6-methyl-N-(4-methylphenyl)thieno[2,3-b]pyridine-2-carboxamide 380638-19-7 C24H20ClN3O2S
    5-acetyl-3-amino-4-(4-chlorophenyl)-6-methyl-N-(4-methylphenyl)thieno[2,3-b]pyridine-2-carboxamide
    —— (5-chloro-4,6-dimethoxypyrimidin-2-yl)amine 55693-77-1 C6H8ClN3O2
    (5-chloro-4,6-dimethoxypyrimidin-2-yl)amine
    —— 5-Isopropyl-1-methoxy-naphthalin 61982-93-2 C14H16O
    5-Isopropyl-1-methoxy-naphthalin
    —— <5-15N>-5-aminoimidazole-4-carboxamide 129756-82-7 C4H6N4O
    <5-15N>-5-aminoimidazole-4-carboxamide
    —— 5-O-t-butyldimethylsilyl-26-methanesulfonyloxymilbemycin A<sub>3</sub> 128153-00-4 C38H60O10SSi
    5-O-t-butyldimethylsilyl-26-methanesulfonyloxymilbemycin A<sub>3</sub>
    —— 5-azido-5-deoxy-D-arabinono-1,4-lactone 182575-41-3 C5H7N3O4
    5-azido-5-deoxy-D-arabinono-1,4-lactone
    —— (5R,5'S,8'R,9'S,10'S,13'S,14'S)-3-(2-hydroxy-3-morpholin-4-ylpropyl)-10',13'-dimethylspiro[1,3-oxazolidine-5,3'-2,4,5,6,7,8,9,11,12,14,15,16-dodecahydro-1H-cyclopenta[a]phenanthrene]-2,17'-dione 400604-66-2 C28H44N2O5
    (5R,5'S,8'R,9'S,10'S,13'S,14'S)-3-(2-hydroxy-3-morpholin-4-ylpropyl)-10',13'-dimethylspiro[1,3-oxazolidine-5,3'-2,4,5,6,7,8,9,11,12,14,15,16-dodecahydro-1H-cyclopenta[a]phenanthrene]-2,17'-dione
    —— 5-Fluorospiro[chromene-2,4'-piperidine] 400729-20-6 C13H14FNO
    5-Fluorospiro[chromene-2,4'-piperidine]
    —— 5-[(E)-4-(4-Dimethylamino-phenyl)-but-1-en-3-ynyl]-2-nitro-phenol 193957-49-2 C18H16N2O3
    5-[(E)-4-(4-Dimethylamino-phenyl)-but-1-en-3-ynyl]-2-nitro-phenol
    —— 5-Chloropent-1-yne;copper(1+) 177651-96-6 C5H6ClCu
    5-Chloropent-1-yne;copper(1+)
    —— 5-(3-Bromo-4-methoxyphenyl)thianthrenium 244606-96-0 C19H14BrOS2+
    5-(3-Bromo-4-methoxyphenyl)thianthrenium
    —— 5-O-t-butyldimethylsilyl-milbemycin α<sub>22</sub> 497253-55-1 C40H62O9Si
    5-O-t-butyldimethylsilyl-milbemycin α<sub>22</sub>