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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5,6-Epoxy-bicyclo<2.2.1>heptan-2-carbonsaeure-(5,6-epoxy-bicyclo<2.2.1>hept-2-yl)-methylester 2030-76-4 C16H20O4
    5,6-Epoxy-bicyclo<2.2.1>heptan-2-carbonsaeure-(5,6-epoxy-bicyclo<2.2.1>hept-2-yl)-methylester
    —— 5,8,14,17,23,26,32,35-Octahexoxy-2,11,20,29,37,38,39,40-octazanonacyclo[28.6.1.13,10.112,19.121,28.04,9.013,18.022,27.031,36]tetraconta-1,3,5,7,9,11,13,15,17,19(39),20,22,24,26,28(38),30(37),31,33,35-nonadecaene 116453-71-5 C80H114N8O8
    5,8,14,17,23,26,32,35-Octahexoxy-2,11,20,29,37,38,39,40-octazanonacyclo[28.6.1.13,10.112,19.121,28.04,9.013,18.022,27.031,36]tetraconta-1,3,5,7,9,11,13,15,17,19(39),20,22,24,26,28(38),30(37),31,33,35-nonadecaene
    —— 5-acetyl-4,4,6-trimethyl-3,4-dihydropyran-2-one 1261085-97-5 C10H14O3
    5-acetyl-4,4,6-trimethyl-3,4-dihydropyran-2-one
    —— 5-Amino-1-(5-cyano-1-methyl-6-oxo-4-p-tolyl-1,6-dihydro-pyrimidin-2-yl)-1H-pyrazole-4-carboxylic acid ethyl ester 131890-60-3 C19H18N6O3
    5-Amino-1-(5-cyano-1-methyl-6-oxo-4-p-tolyl-1,6-dihydro-pyrimidin-2-yl)-1H-pyrazole-4-carboxylic acid ethyl ester
    —— 5-((1S,4R)-4-azidocyclopent-2-en-1-yl)-2,2-dimethyl-4,6-dioxo-1,3-dioxan-5-yl acetate 1309768-04-4 C13H15N3O6
    5-((1S,4R)-4-azidocyclopent-2-en-1-yl)-2,2-dimethyl-4,6-dioxo-1,3-dioxan-5-yl acetate
    —— (5-methyl-2,3-dihydro-benzo[1,4]oxazin-4-yl)-acetic acid methyl ester 915161-01-2 C12H15NO3
    (5-methyl-2,3-dihydro-benzo[1,4]oxazin-4-yl)-acetic acid methyl ester
    —— 5(S)-<(tert-butoxycarbonyl)amino>-7-methyl-2(R)-(phenylmethyl)-1-<(2-tetrahydropyranyl)oxy>-trans-3-octene 109687-82-3 C26H41NO4
    5(S)-<(tert-butoxycarbonyl)amino>-7-methyl-2(R)-(phenylmethyl)-1-<(2-tetrahydropyranyl)oxy>-trans-3-octene
    —— 5-aminocarbonyl-2-chloro-N4-(1,2,2,6,6-pentamethylpiperidin-4-yl)-4-pyrimidineamine hydrochloride 1309831-09-1 C15H24ClN5O*ClH
    5-aminocarbonyl-2-chloro-N4-(1,2,2,6,6-pentamethylpiperidin-4-yl)-4-pyrimidineamine hydrochloride
    —— 5'-O-tert-butyldimethylsilyl-N-n-propyladenosine 925454-78-0 C19H33N5O4Si
    5'-O-tert-butyldimethylsilyl-N-n-propyladenosine
    —— 5-[(1-ethoxycarbonyl-propyl)-methyl-amino]-valeric acid ethyl ester 857480-23-0 C14H27NO4
    5-[(1-ethoxycarbonyl-propyl)-methyl-amino]-valeric acid ethyl ester
    —— 5-cyclopropyl-1-phenyl-pyrazolo[5,1-a]isoquinoline 1458688-20-4 C20H16N2
    5-cyclopropyl-1-phenyl-pyrazolo[5,1-a]isoquinoline
    —— 5-chloro-[1,2,4]thiadiazole-3-carboxylic acid ethyl ester 1346147-95-2 C5H5ClN2O2S
    5-chloro-[1,2,4]thiadiazole-3-carboxylic acid ethyl ester
    —— (5-amino-6-methoxy-2,3-dihydro-1H-pyrrolo[1,2-a]benzimidazol-3-yl) acetate 181996-04-3 C13H15N3O3
    (5-amino-6-methoxy-2,3-dihydro-1H-pyrrolo[1,2-a]benzimidazol-3-yl) acetate
    —— 5-Methoxy-2-methyl-1-[2'-(tetrazol-5-yl) biphenyl-4-yl]methyl-4-(1H)-pyridone 139980-56-6 C21H19N5O2
    5-Methoxy-2-methyl-1-[2'-(tetrazol-5-yl) biphenyl-4-yl]methyl-4-(1H)-pyridone
    —— 5-chloro-hex-1-en-3-one 855750-59-3 C6H9ClO
    5-chloro-hex-1-en-3-one
    —— 5,5'-bis(heptyl-1,3-dioxolan-2-yl)-3,3',4,4'-tetracyano-2,2'-bithiophene 1260428-73-6 C32H38N4O4S2
    5,5'-bis(heptyl-1,3-dioxolan-2-yl)-3,3',4,4'-tetracyano-2,2'-bithiophene
    —— 5'-O-(4,4'-dimethoxytrityl)-2'-O-(2-methoxyethyl)-5'-(R)-methyl-5-methyluridine-3'-(2-cyanoethyl)-N,N-diisopropylphosphoramidite 1221967-29-8 C44H57N4O10P
    5'-O-(4,4'-dimethoxytrityl)-2'-O-(2-methoxyethyl)-5'-(R)-methyl-5-methyluridine-3'-(2-cyanoethyl)-N,N-diisopropylphosphoramidite
    —— 5-ethyl-2-phenyl-2<i>H</i>-pyrazole-3-carboxylic acid methyl ester 55115-23-6 C13H14N2O2
    5-ethyl-2-phenyl-2<i>H</i>-pyrazole-3-carboxylic acid methyl ester
    —— 5,8a,9,12,12a,12b-Hexahydro-6H-9,12-methano-8arefH,7acisH-<1.2>benzisoxazolo<3.2-a>isochinolin 20078-80-2 C16H17NO
    5,8a,9,12,12a,12b-Hexahydro-6H-9,12-methano-8arefH,7acisH-<1.2>benzisoxazolo<3.2-a>isochinolin
    —— (5,5-dimethyl-1,3,2-dioxaborinan-2-yl)(methyl)diphenylsilane 1411715-17-7 C18H23BO2Si
    (5,5-dimethyl-1,3,2-dioxaborinan-2-yl)(methyl)diphenylsilane
    —— 5-(2,3,4-trimethylphenyl)-3-methyl-2,4-pentadienol 54200-90-7 C15H20O
    5-(2,3,4-trimethylphenyl)-3-methyl-2,4-pentadienol
    —— 5-(4-dimethylamino-benzylidene)-3-(6-methoxy-benzothiazol-2-yl)-2-thioxo-imidazolidin-4-one 59362-09-3 C20H18N4O2S2
    5-(4-dimethylamino-benzylidene)-3-(6-methoxy-benzothiazol-2-yl)-2-thioxo-imidazolidin-4-one
    —— 5,6,7,8-tetrahydro-5-oxo-6-(2-phenylethyl)-1,6-naphthyridine 131250-27-6 C16H16N2O
    5,6,7,8-tetrahydro-5-oxo-6-(2-phenylethyl)-1,6-naphthyridine
    —— 5'-O-(2-Hydroxyethyl)uridin 23583-67-7 C11H16N2O7
    5'-O-(2-Hydroxyethyl)uridin
    —— 5-oxo-azepane-4-carboxylic acid ethyl ester 19673-15-5 C9H15NO3
    5-oxo-azepane-4-carboxylic acid ethyl ester
    —— 5-benzyloxy-3-(phenyl-pyrrolidin-1-yl-methyl)-1H-indole 348636-51-1 C26H26N2O
    5-benzyloxy-3-(phenyl-pyrrolidin-1-yl-methyl)-1H-indole
    —— 5-tert-Butyl-3-pentadecafluoroheptyl-1-phenyl-1H-pyrazole 75823-82-4 C20H15F15N2
    5-tert-Butyl-3-pentadecafluoroheptyl-1-phenyl-1H-pyrazole
    —— 5,5-Dimethyl-3-(4-methylphenyl)-4-(4-(methylsulfonyl)phenyl)-2-(5H)-furanone 180048-37-7 C20H20O4S
    5,5-Dimethyl-3-(4-methylphenyl)-4-(4-(methylsulfonyl)phenyl)-2-(5H)-furanone
    —— 5-Brom-4-nitro-2-acetamino-toluol 90326-43-5 C9H9BrN2O3
    5-Brom-4-nitro-2-acetamino-toluol
    —— 5-deoxy-2,3-O-isopropylidene-β-D-ribofuranosylethane 75100-26-4 C10H18O3
    5-deoxy-2,3-O-isopropylidene-β-D-ribofuranosylethane
    —— 5-(2-{[2-(Bis-carboxymethyl-amino)-ethyl]-carboxymethyl-amino}-acetylamino)-2-hydroxy-benzoic acid 794488-25-8 C17H21N3O10
    5-(2-{[2-(Bis-carboxymethyl-amino)-ethyl]-carboxymethyl-amino}-acetylamino)-2-hydroxy-benzoic acid
    —— 5'-(1,1,6,6-tetramethyl-10-oxo-2,3,5,6-tetrahydro-1H,4H,10H,11-oxa-3a-aza-benzo[de]anthracen-9-yl)-[2,1,3-benzothiadiazole]-4-thenyl-5-carbaldehyde 1375475-56-1 C30H27N3O3S2
    5'-(1,1,6,6-tetramethyl-10-oxo-2,3,5,6-tetrahydro-1H,4H,10H,11-oxa-3a-aza-benzo[de]anthracen-9-yl)-[2,1,3-benzothiadiazole]-4-thenyl-5-carbaldehyde
    —— 5-(α-Cyan-p-methoxy-benzyliden)-1-methyl-2,5-dihydro-pyrrolon-(2)-oxim 22018-80-0 C14H13N3O2
    5-(α-Cyan-p-methoxy-benzyliden)-1-methyl-2,5-dihydro-pyrrolon-(2)-oxim
    —— 5-ethyl-3,6-dimethyl-3,4-dihydro-1H-pyridin-2-one 97099-85-9 C9H15NO
    5-ethyl-3,6-dimethyl-3,4-dihydro-1H-pyridin-2-one
    —— 5α-ergosta-8(14),22-diene-3β,14α-diol 3-acetate 116506-27-5 C30H48O3
    5α-ergosta-8(14),22-diene-3β,14α-diol 3-acetate
    —— 5-Ethynyl-6-fluoropyridin-2-amine 1824299-95-7 C7H5FN2
    5-Ethynyl-6-fluoropyridin-2-amine
    —— (5S,5’S)-1,1‘-(4,4‘-(pentane-1,5-diylbis(oxy))bis(5-methoxy-2-nitrobenzoyl))bis(5-(((tert-butyldimethylsilyl)oxy)methyl)-4,5-dihydro-1H-pyrrole-3,1-diyl) bis(trifluoromethanesulfonate) 1343407-56-6 C45H62F6N4O18S2Si2
    (5S,5’S)-1,1‘-(4,4‘-(pentane-1,5-diylbis(oxy))bis(5-methoxy-2-nitrobenzoyl))bis(5-(((tert-butyldimethylsilyl)oxy)methyl)-4,5-dihydro-1H-pyrrole-3,1-diyl) bis(trifluoromethanesulfonate)
    —— 5-[(2,6-dichlorophenoxy)methyl]-N-(4-methyl-1,3-thiazol-2-yl)furan-2-carboxamide 1426576-40-0 C16H12Cl2N2O3S
    5-[(2,6-dichlorophenoxy)methyl]-N-(4-methyl-1,3-thiazol-2-yl)furan-2-carboxamide
    —— (5-phenyl-1,3-thiazol-4-yl)carbamic acid 1-azatricyclo[3.3.1.13,7]dec-4-yl ester hydrochloride 1047672-44-5 C19H21N3O2S*ClH
    (5-phenyl-1,3-thiazol-4-yl)carbamic acid 1-azatricyclo[3.3.1.13,7]dec-4-yl ester hydrochloride
    —— (5R,10aR)-6,8-bis(benzyloxy)-5-<<4-(benzyloyx)phenyl>methyl>-9-<<(4-methoxyphenyl)methyl>thio>-1,5,10,10a-tetrahydroxazolo<3,4-b>isoquinolin-3(3H)-one 228997-25-9 C47H43NO6S
    (5R,10aR)-6,8-bis(benzyloxy)-5-<<4-(benzyloyx)phenyl>methyl>-9-<<(4-methoxyphenyl)methyl>thio>-1,5,10,10a-tetrahydroxazolo<3,4-b>isoquinolin-3(3H)-one
    —— 5-(3,4-dimethoxyphenyl)pyrimidine-4,6-diol 926008-52-8 C12H12N2O4
    5-(3,4-dimethoxyphenyl)pyrimidine-4,6-diol
    —— (5S)-5-benzyl-5-[5-(3,5-dimethoxyphenyl)-1,3,4-oxadiazol-2-yl]-3-[(1R)-1-phenylethyl]imidazolidine-2,4-dione 1451041-87-4 C28H26N4O5
    (5S)-5-benzyl-5-[5-(3,5-dimethoxyphenyl)-1,3,4-oxadiazol-2-yl]-3-[(1R)-1-phenylethyl]imidazolidine-2,4-dione
    —— 5,6-dihydro-4H-13-thia-6a-aza-benz[5,6]indeno[1,2-a]acenaphthylene 7258-82-4 C21H15NS
    5,6-dihydro-4H-13-thia-6a-aza-benz[5,6]indeno[1,2-a]acenaphthylene
    —— 5'-O-((bis-(4-methoxyphenyl)phenyl)methyl)-S-(2-cyanoethyl)-4-thio-2'-deoxyuridine 144303-73-1 C33H33N3O6S
    5'-O-((bis-(4-methoxyphenyl)phenyl)methyl)-S-(2-cyanoethyl)-4-thio-2'-deoxyuridine
    —— 5-bromo-5-(bromo-phenyl-methyl)-3-[4-(4-methoxy-phenyl)-thiazol-2-yl]-2-thioxo-imidazolidin-4-one 52414-43-4 C20H15Br2N3O2S2
    5-bromo-5-(bromo-phenyl-methyl)-3-[4-(4-methoxy-phenyl)-thiazol-2-yl]-2-thioxo-imidazolidin-4-one
    —— 5-((4-((2,6-dibromo-4-(3,3-diethyltriaz-1-en-1-yl)phenyl)ethynyl)phenyl)ethynyl)-2,2'-bipyridine 1351523-21-1 C30H23Br2N5
    5-((4-((2,6-dibromo-4-(3,3-diethyltriaz-1-en-1-yl)phenyl)ethynyl)phenyl)ethynyl)-2,2'-bipyridine
    —— 5-(2-(5-Chloro-2-methoxybenzamido)ethyl)-2-(4-chlorophenyl)benzenesulfonamide 254974-06-6 C22H20Cl2N2O4S
    5-(2-(5-Chloro-2-methoxybenzamido)ethyl)-2-(4-chlorophenyl)benzenesulfonamide
    —— [5-(2-Amino-4-methyl-5,6-dihydro-1,3-thiazin-4-yl)thiophen-2-yl]-piperidin-1-ylmethanone 935993-42-3 C15H21N3OS2
    [5-(2-Amino-4-methyl-5,6-dihydro-1,3-thiazin-4-yl)thiophen-2-yl]-piperidin-1-ylmethanone
    —— 5-(3-butyl-5-methyl-1,3,4-hexatrien-2-yl)-2-isopropyl-3-(methoxycarbonyl)-4,5-dihydrofuran 1225232-87-0 C20H30O3
    5-(3-butyl-5-methyl-1,3,4-hexatrien-2-yl)-2-isopropyl-3-(methoxycarbonyl)-4,5-dihydrofuran
    —— 5-(o-Tolyloxymethyl)-3-methoxy-2H-1,2,4-triazol 21660-38-8 C11H13N3O2
    5-(o-Tolyloxymethyl)-3-methoxy-2H-1,2,4-triazol