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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-(2-tert-butoxycarbonylamino-propyl)-benzo[1,3]dioxole-2-carboxylic acid ethyl ester 826993-94-6 C18H25NO6
    5-(2-tert-butoxycarbonylamino-propyl)-benzo[1,3]dioxole-2-carboxylic acid ethyl ester
    —— 5-hydroxy-9-piperidin-4-yl-9H-xanthene-3-carbonitrile trifluoroacetic acid salt 893416-89-2 C2HF3O2*C19H18N2O2
    5-hydroxy-9-piperidin-4-yl-9H-xanthene-3-carbonitrile trifluoroacetic acid salt
    —— 5-n-Pentyl-5-<3,5-diiod-4-(4'-hydroxyphenoxy)benzyl>hydantoin 53917-08-1 C21H22I2N2O4
    5-n-Pentyl-5-<3,5-diiod-4-(4'-hydroxyphenoxy)benzyl>hydantoin
    —— (5,6-dihydro-4<i>H</i>-[1,3]thiazin-2-yl)-(3-methoxy-4-methyl-phenyl)-amine 92788-71-1 C12H16N2OS
    (5,6-dihydro-4<i>H</i>-[1,3]thiazin-2-yl)-(3-methoxy-4-methyl-phenyl)-amine
    —— 5,6-dihydro-3-isopropyl-4H-1,4-thiazine-2-carbonitrile 81563-05-5 C8H12N2S
    5,6-dihydro-3-isopropyl-4H-1,4-thiazine-2-carbonitrile
    —— (5R)-5-[[3-(bromomethyl)phenyl]methyl]-5-methyl-3-trityl-1,3-oxazolidine-2,4-dione 875542-07-7 C31H26BrNO3
    (5R)-5-[[3-(bromomethyl)phenyl]methyl]-5-methyl-3-trityl-1,3-oxazolidine-2,4-dione
    —— [5-(4-Chloro-benzoyl)-2,4-dimethoxy-phenyl]-(4-chloro-phenyl)-methanone 96060-31-0 C22H16Cl2O4
    [5-(4-Chloro-benzoyl)-2,4-dimethoxy-phenyl]-(4-chloro-phenyl)-methanone
    —— 5-fluoromethyl-N-methyl-N-propyl-isophthalamic acid ethyl ester 869529-11-3 C15H20FNO3
    5-fluoromethyl-N-methyl-N-propyl-isophthalamic acid ethyl ester
    —— 5,5′-dimethyl-4-phenyl-1,1′-di-p-tolyl-3,3′-bipyrrole 1437325-44-4 C30H28N2
    5,5′-dimethyl-4-phenyl-1,1′-di-p-tolyl-3,3′-bipyrrole
    —— 5-hydroxy-2-(4-hydroxyphenyl)-6,7-bis(methoxymethoxy)-4H-1-benzopyran-4-one 1619254-63-5 C19H18O8
    5-hydroxy-2-(4-hydroxyphenyl)-6,7-bis(methoxymethoxy)-4H-1-benzopyran-4-one
    —— 5-amino-N-ethyl-1-β-D-ribofuranosylimidazole-4-carboxamide 133328-89-9 C11H18N4O5
    5-amino-N-ethyl-1-β-D-ribofuranosylimidazole-4-carboxamide
    —— 5-(9-{4-carbamoyl-3-[(4-trans-hydroxycyclohexyl)amino]phenyl}-9H-carbazol-4-yl)pyridine-2-carboxamide 1190422-90-2 C31H29N5O3
    5-(9-{4-carbamoyl-3-[(4-trans-hydroxycyclohexyl)amino]phenyl}-9H-carbazol-4-yl)pyridine-2-carboxamide
    —— 5'-O-(tert-butyldimethylsilyl)-2',3'-bis-O-<<(β-cyanoethyl)thio>thiocarbonyl>inosine 119794-35-3 C24H32N6O5S4Si
    5'-O-(tert-butyldimethylsilyl)-2',3'-bis-O-<<(β-cyanoethyl)thio>thiocarbonyl>inosine
    —— 5-Benzenesulfonylamino-4-hydroxy-3-[4-(2-hydroxy-7-sulfo-naphthalen-1-ylazo)-2-methoxy-5-methylsulfanyl-phenylazo]-naphthalene-2,7-disulfonic acid 31918-61-3 C34H27N5O14S5
    5-Benzenesulfonylamino-4-hydroxy-3-[4-(2-hydroxy-7-sulfo-naphthalen-1-ylazo)-2-methoxy-5-methylsulfanyl-phenylazo]-naphthalene-2,7-disulfonic acid
    —— 5-(4-chloro-phenoxy)-1-(2-chloro-phenyl)-4-{[(pyridin-2-ylmethyl)-amino]-methyl}-1H-pyrazole-3-carboxylic acid ethyl ester 795304-35-7 C25H22Cl2N4O3
    5-(4-chloro-phenoxy)-1-(2-chloro-phenyl)-4-{[(pyridin-2-ylmethyl)-amino]-methyl}-1H-pyrazole-3-carboxylic acid ethyl ester
    —— 5-Methoxy-3,3a,8,8a-tetrahydro-2H-indeno[2,1-b]pyrrole-1-carboxylic acid amide 36246-91-0 C13H16N2O2
    5-Methoxy-3,3a,8,8a-tetrahydro-2H-indeno[2,1-b]pyrrole-1-carboxylic acid amide
    —— 5,7-di-<i>tert</i>-butyl-2''-(4-<i>tert</i>-butyl-phenyl)-[2,6';2',6'']ter(benzooxazole) 10417-25-1 C39H39N3O3
    5,7-di-<i>tert</i>-butyl-2''-(4-<i>tert</i>-butyl-phenyl)-[2,6';2',6'']ter(benzooxazole)
    —— 5-(4-morpholino-6-((4-(thiazol-2-ylsulfonyl)piperidin-1-yl)methyl)thieno[3,2-d]pyrimidin-2-yl)pyrimidin-2-amine 1032756-08-3 C23H26N8O3S3
    5-(4-morpholino-6-((4-(thiazol-2-ylsulfonyl)piperidin-1-yl)methyl)thieno[3,2-d]pyrimidin-2-yl)pyrimidin-2-amine
    —— 5a-Methoxycarbonylbicyclomycin-1',3'-dibenzoat 66346-77-8 C28H28N2O11
    5a-Methoxycarbonylbicyclomycin-1',3'-dibenzoat
    —— 5-Hydroxy-6-(3-methoxy-phenyl)-pyrazine-2,3-dicarbonitrile 87736-01-4 C13H8N4O2
    5-Hydroxy-6-(3-methoxy-phenyl)-pyrazine-2,3-dicarbonitrile
    —— 5-[1-{2-[5-Chloro-3-methyl-3H-benzothiazol-(2Z)-ylidenemethyl]-1-methyl-4,5-dihydro-1H-pyrrol-3-yl}-meth-(E)-ylidene]-3-ethyl-2-thioxo-thiazolidin-4-one 94549-10-7 C20H20ClN3OS3
    5-[1-{2-[5-Chloro-3-methyl-3H-benzothiazol-(2Z)-ylidenemethyl]-1-methyl-4,5-dihydro-1H-pyrrol-3-yl}-meth-(E)-ylidene]-3-ethyl-2-thioxo-thiazolidin-4-one
    —— 5-Cyano-2-hydroxy-6-oxo-4-propyl-1,6-dihydro-pyridine-3-sulfonic acid 39120-73-5 C9H10N2O5S
    5-Cyano-2-hydroxy-6-oxo-4-propyl-1,6-dihydro-pyridine-3-sulfonic acid
    —— 5-benzyloxy-3-octyn-2-one 797762-59-5 C15H18O2
    5-benzyloxy-3-octyn-2-one
    —— 5-(2-methyl-1,3-dioxolan-2-yl)-2-pyridinecarboxaldehyde 287116-77-2 C10H11NO3
    5-(2-methyl-1,3-dioxolan-2-yl)-2-pyridinecarboxaldehyde
    —— 5-benzyloxy-4-iodo-2-methylpyrimidine 128939-63-9 C12H11IN2O
    5-benzyloxy-4-iodo-2-methylpyrimidine
    —— 5-(2-isopropyl-5-methyl-phenoxymethyl)-oxazolidin-2-one 6525-92-4 C14H19NO3
    5-(2-isopropyl-5-methyl-phenoxymethyl)-oxazolidin-2-one
    —— 5-isopropyl-2,7,7-trimetyl-bicyclo[3.2.1]octan-2,3-diol 890045-09-7 C14H26O2
    5-isopropyl-2,7,7-trimetyl-bicyclo[3.2.1]octan-2,3-diol
    —— (5E,9E)-11-chloro-2-(1-ethoxyethoxy)-6,10-dimethyl-3-(propan-2-ylidene)undeca-5,9-dienenitrile 87920-48-7 C20H32ClNO2
    (5E,9E)-11-chloro-2-(1-ethoxyethoxy)-6,10-dimethyl-3-(propan-2-ylidene)undeca-5,9-dienenitrile
    —— 5-amino-1-(4-methoxyphenyl)-1H-imidazole-4-carboximidamide acetate 1354414-06-4 C2H4O2*C11H13N5O
    5-amino-1-(4-methoxyphenyl)-1H-imidazole-4-carboximidamide acetate
    —— 5',5'''-(tetrahydro-1H,3H-furo[3,4-c]furan-1,4-diyl)bis(5-(hydroxymethyl)-3,3'-dimethoxy-[1,1'-biphenyl]-2,2'-diol) 1426961-12-7 C36H38O12
    5',5'''-(tetrahydro-1H,3H-furo[3,4-c]furan-1,4-diyl)bis(5-(hydroxymethyl)-3,3'-dimethoxy-[1,1'-biphenyl]-2,2'-diol)
    —— 5-(dimethylamino)-1-thiacyclooctane 85939-88-4 C9H19NS
    5-(dimethylamino)-1-thiacyclooctane
    —— 5-Methyl-2-(2-phenyl-thiazol-5-yl)-benzooxazole 5082-26-8 C17H12N2OS
    5-Methyl-2-(2-phenyl-thiazol-5-yl)-benzooxazole
    —— 5-methyl-2-phenyl-2<i>H</i>-pyrazole-3,4-dione 4-[(4-methyl-3-phenyl-3<i>H</i>-thiazol-2-ylidene)-hydrazone] 41338-88-9 C20H17N5OS
    5-methyl-2-phenyl-2<i>H</i>-pyrazole-3,4-dione 4-[(4-methyl-3-phenyl-3<i>H</i>-thiazol-2-ylidene)-hydrazone]
    —— 5-(1-methyl-1<i>H</i>-imidazol-2-yl)-7-nitro-2,3-dihydro-1<i>H</i>-benzo[<i>e</i>][1,4]diazepine 39264-35-2 C13H13N5O2
    5-(1-methyl-1<i>H</i>-imidazol-2-yl)-7-nitro-2,3-dihydro-1<i>H</i>-benzo[<i>e</i>][1,4]diazepine
    —— 5-(Diphenyl-phosphinoyl)-pentanal 113619-52-6 C17H19O2P
    5-(Diphenyl-phosphinoyl)-pentanal
    —— 5-[(8R,9S,13S,14S,17S)-3-(tert-Butyl-dimethyl-silanyloxy)-17-hydroxy-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-yl]-pentanoic acid 124805-62-5 C29H46O4Si
    5-[(8R,9S,13S,14S,17S)-3-(tert-Butyl-dimethyl-silanyloxy)-17-hydroxy-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-yl]-pentanoic acid
    —— 5-amino-1-(2-hydroxyethyl)-1H-imidazole-4-carbimidoyl cyanide 144486-49-7 C7H9N5O
    5-amino-1-(2-hydroxyethyl)-1H-imidazole-4-carbimidoyl cyanide
    —— (5-tBu-2-(Me2NCH2)C6H3)AlCl2 1035458-25-3 C13H20AlCl2N
    (5-tBu-2-(Me2NCH2)C6H3)AlCl2
    —— 5,11,17,23-tetraamino-25,26,27,28-tetramethoxycalix[4]arene 121935-19-1 C32H36N4O4
    5,11,17,23-tetraamino-25,26,27,28-tetramethoxycalix[4]arene
    —— 5-decyloxymethyl-3',5'-di-O-acetyl-2'-deoxyuridine 1450644-65-1 C24H38N2O8
    5-decyloxymethyl-3',5'-di-O-acetyl-2'-deoxyuridine
    —— 5,9,12-tri-t-butyl-3,10-bisdehydro-1,2-bis<(2-methoxycarbonyl)vinyl><14>annulene 85739-57-7 C34H42O4
    5,9,12-tri-t-butyl-3,10-bisdehydro-1,2-bis<(2-methoxycarbonyl)vinyl><14>annulene
    —— 5-(benzothiazol-2-yl)-4-hydroxyisophthalaldehyde 1428114-89-9 C15H9NO3S
    5-(benzothiazol-2-yl)-4-hydroxyisophthalaldehyde
    —— 5-<1-(3-cyclohexylthioureido)>-1-(β-D-ribofuranosyl)imidazole-4-carboxamide 133966-95-7 C16H25N5O5S
    5-<1-(3-cyclohexylthioureido)>-1-(β-D-ribofuranosyl)imidazole-4-carboxamide
    —— 5-bromo-2-amino-N-(4-tolyl)benzylamine 957228-06-7 C14H15BrN2
    5-bromo-2-amino-N-(4-tolyl)benzylamine
    —— {5-(η6-C6Me6)-nido-5-RuB9H13} 109005-62-1 C12H31B9Ru
    {5-(η6-C6Me6)-nido-5-RuB9H13}
    —— 5-(phenylethyn-1-yl)-1-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)imidazole-4-carboxamide 118907-97-4 C23H23N3O8
    5-(phenylethyn-1-yl)-1-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)imidazole-4-carboxamide
    —— (5,10,15,20-tetraphenylporphyrin)aluminum chloride 71102-37-9 C44H28AlClN4
    (5,10,15,20-tetraphenylporphyrin)aluminum chloride
    —— 5-(3-chloro-propionyl)-3-methyl-1-phenyl-4,5-dihydro-1<i>H</i>-benzo[<i>b</i>]pyrazolo[4,3-<i>f</i>][1,4]thiazepine 68177-69-5 C20H18ClN3OS
    5-(3-chloro-propionyl)-3-methyl-1-phenyl-4,5-dihydro-1<i>H</i>-benzo[<i>b</i>]pyrazolo[4,3-<i>f</i>][1,4]thiazepine
    —— ((5R,6S,7S)-6,7-Bis-benzyloxy-6,7-dihydro-5H-pyrrolo[1,2-c]imidazol-5-yl)-methanol 425641-87-8 C21H22N2O3
    ((5R,6S,7S)-6,7-Bis-benzyloxy-6,7-dihydro-5H-pyrrolo[1,2-c]imidazol-5-yl)-methanol
    —— 5-[4-(benzyloxy)phenyl]-1-cyclohexyl-3-ethynyl-1H-pyrazole 849239-52-7 C24H24N2O
    5-[4-(benzyloxy)phenyl]-1-cyclohexyl-3-ethynyl-1H-pyrazole