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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-fluoro-2,4-dioxo-3,4-dihydro-2<i>H</i>-pyrimidine-1-carboxylic acid (4-methoxy-cyclohexylmethyl)-amide 68538-31-8 C13H18FN3O4
    5-fluoro-2,4-dioxo-3,4-dihydro-2<i>H</i>-pyrimidine-1-carboxylic acid (4-methoxy-cyclohexylmethyl)-amide
    —— 5-amino-7-oxo-6-phenylazo-4,7-dihydro-pyrazolo[1,5-<i>a</i>]pyrimidine-3-carboxylic acid ethyl ester 93898-80-7 C15H14N6O3
    5-amino-7-oxo-6-phenylazo-4,7-dihydro-pyrazolo[1,5-<i>a</i>]pyrimidine-3-carboxylic acid ethyl ester
    —— 5-(2,6-dimethyl-phenylazo)-6-methyl-2-thioxo-2,3-dihydro-1<i>H</i>-pyrimidin-4-one 35997-35-4 C13H14N4OS
    5-(2,6-dimethyl-phenylazo)-6-methyl-2-thioxo-2,3-dihydro-1<i>H</i>-pyrimidin-4-one
    —— 5-carbamoylsulfanyl-1,3-dimethyl-5-phenyl-pyrimidine-2,4,6-trione 7671-80-9 C13H13N3O4S
    5-carbamoylsulfanyl-1,3-dimethyl-5-phenyl-pyrimidine-2,4,6-trione
    —— 5-Anilino-3-nitropyridazin-1-oxid 24704-30-1 C10H8N4O3
    5-Anilino-3-nitropyridazin-1-oxid
    —— 5-C-benzoyloxymethyl-4-O-tert-butyldiphenylsilyl-3,5-dideoxy-1,2-O-isopropylidene-β-D-erythro-hexulopyranose 395666-09-8 C33H40O6Si
    5-C-benzoyloxymethyl-4-O-tert-butyldiphenylsilyl-3,5-dideoxy-1,2-O-isopropylidene-β-D-erythro-hexulopyranose
    —— 5-Amino-2,4,6-triiod-N,N,N',N'-tetramethyl-isophthalamid 100227-23-4 C12H14I3N3O2
    5-Amino-2,4,6-triiod-N,N,N',N'-tetramethyl-isophthalamid
    —— 5,5,7-trichloro-8-(tetrahydropyran-2-ylmethyl-amino)-5<i>H</i>-quinolin-6-one 24886-18-8 C15H15Cl3N2O2
    5,5,7-trichloro-8-(tetrahydropyran-2-ylmethyl-amino)-5<i>H</i>-quinolin-6-one
    —— 5-Brom-3-(2-hydroxy-ethyl)-1-phenyl-6-methyl-uracil 38500-63-9 C13H13BrN2O3
    5-Brom-3-(2-hydroxy-ethyl)-1-phenyl-6-methyl-uracil
    —— 5-Methyl-2,6-diphenyl-2,3-dihydro-1H-pyridin-4-one 26476-41-5 C18H17NO
    5-Methyl-2,6-diphenyl-2,3-dihydro-1H-pyridin-4-one
    —— 5-n-Butoxymethyl-7-brom-chinolin-8-ol 22506-01-0 C14H16BrNO2
    5-n-Butoxymethyl-7-brom-chinolin-8-ol
    —— 5-[2-(4-chlorophenyl)hydrazono]-2-thioxo-1,3-thiazolidin-4-one 29095-28-1 C9H6ClN3OS2
    5-[2-(4-chlorophenyl)hydrazono]-2-thioxo-1,3-thiazolidin-4-one
    —— 5,17-bis(4,6-diamino-1,3,5-triazine-2-yl)-25,26,27,28-tetrapropoxycalix[4]arene 182234-57-7 C46H54N10O4
    5,17-bis(4,6-diamino-1,3,5-triazine-2-yl)-25,26,27,28-tetrapropoxycalix[4]arene
    —— 5''''-Bromo-4''-octyl-[2,2';5',2'';5'',2''';5''',2'''']quinquethiophene-5-carboxylic acid benzyl ester 288860-95-7 C36H33BrO2S5
    5''''-Bromo-4''-octyl-[2,2';5',2'';5'',2''';5''',2'''']quinquethiophene-5-carboxylic acid benzyl ester
    —— (5-Fluor-2'-desoxy-uridinyl-(3'))-thymidinyl-(5')-carbonat 19756-02-6 C20H23FN4O11
    (5-Fluor-2'-desoxy-uridinyl-(3'))-thymidinyl-(5')-carbonat
    —— [5-<sup>14</sup><i>C</i>]decan-5-one 50407-88-0 C10H20O
    [5-<sup>14</sup><i>C</i>]decan-5-one
    —— 5-allyloxy-10-chloro-7-methyl-7<i>H</i>-indolo[2,3-<i>c</i>]isoquinoline 72838-69-8 C19H15ClN2O
    5-allyloxy-10-chloro-7-methyl-7<i>H</i>-indolo[2,3-<i>c</i>]isoquinoline
    —— 5-o-Tolyl-2.6-dimethoxy-4-oxo-4.5-dihydro-1.3.5-triazin 53015-94-4 C12H13N3O3
    5-o-Tolyl-2.6-dimethoxy-4-oxo-4.5-dihydro-1.3.5-triazin
    —— 50<sup>2,5</sup>,53<sup>2,5</sup>-tetramethoxy-1,13,25,37-tetraaza-50,53(1,4)-dibenzena-tricyclo[35.11.3.3<sup>13,25</sup>]tetrapentacontaphane 52251-26-0 C64H112N4O4
    50<sup>2,5</sup>,53<sup>2,5</sup>-tetramethoxy-1,13,25,37-tetraaza-50,53(1,4)-dibenzena-tricyclo[35.11.3.3<sup>13,25</sup>]tetrapentacontaphane
    —— 5-oxo-4-semicarbazono-4,5-dihydro-pyrazole-1-carboxylic acid amide 10352-86-0 C5H6N6O3
    5-oxo-4-semicarbazono-4,5-dihydro-pyrazole-1-carboxylic acid amide
    —— 5-(Bromomethyl)-6-chloropyridin-3-ol 1227594-12-8 C6H5BrClNO
    5-(Bromomethyl)-6-chloropyridin-3-ol
    —— 5-(dimethylcarbamoyl)-2-(4-methoxyphenyl)-1H-pyrrol-3-yl benzoate 1365657-03-9 C21H20N2O4
    5-(dimethylcarbamoyl)-2-(4-methoxyphenyl)-1H-pyrrol-3-yl benzoate
    —— 5-vinyldec-9-en-1-yn-5-ol 1071478-48-2 C12H18O
    5-vinyldec-9-en-1-yn-5-ol
    —— 5-mercapto-6-phenylpyridazine-3(2H)-thione 121106-11-4 C10H8N2S2
    5-mercapto-6-phenylpyridazine-3(2H)-thione
    —— 5-(furan-3-yl)-5-oxopentanenitrile 1402926-89-9 C9H9NO2
    5-(furan-3-yl)-5-oxopentanenitrile
    —— 5-(4-trifluoromethylphenyl)-3-cyclopropylimino-2-(2-methyl-3-pyridyl)amino-3,5-dihydrophenazine 1353737-27-5 C28H22F3N5
    5-(4-trifluoromethylphenyl)-3-cyclopropylimino-2-(2-methyl-3-pyridyl)amino-3,5-dihydrophenazine
    —— 5-(4-trifluoromethylphenyl)-3-(4-hydroxycyclohexyl)imino-2-(6-acetamido-3-pyridyl)amino-3,5-dihydrophenazine 1353736-98-7 C32H29F3N6O2
    5-(4-trifluoromethylphenyl)-3-(4-hydroxycyclohexyl)imino-2-(6-acetamido-3-pyridyl)amino-3,5-dihydrophenazine
    —— 5-(tert-butyldimethylsilyloxy)tetrahydro-2H-pyran-2-one 1041431-52-0 C11H22O3Si
    5-(tert-butyldimethylsilyloxy)tetrahydro-2H-pyran-2-one
    —— 5-(methoxycarbonyl)pentyl 2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl-(1->3)-[3,4,6-tri-O-acetyl-2-deoxy-2-(2,2,2-trichloroethoxycarbonylamino)-β-D-glucopyranosyl-(1->6)]-2-azido-4-O-benzyl-2-deoxy-α-D-galactopyranoside 1296782-05-2 C69H73Cl3N4O25
    5-(methoxycarbonyl)pentyl 2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl-(1->3)-[3,4,6-tri-O-acetyl-2-deoxy-2-(2,2,2-trichloroethoxycarbonylamino)-β-D-glucopyranosyl-(1->6)]-2-azido-4-O-benzyl-2-deoxy-α-D-galactopyranoside
    —— 5-amino-N-(3-bromophenyl)-2-hydroxybenzamide 935698-11-6 C13H11BrN2O2
    5-amino-N-(3-bromophenyl)-2-hydroxybenzamide
    —— 5-hydroxy-3-methyl-4-(p-nitrophenylthio)-1-phenylpyrazole 78576-05-3 C16H13N3O3S
    5-hydroxy-3-methyl-4-(p-nitrophenylthio)-1-phenylpyrazole
    —— 5-Cyclohex-1-enyl-pent-1-en-4-yn-3-ol 31845-10-0 C11H14O
    5-Cyclohex-1-enyl-pent-1-en-4-yn-3-ol
    —— 5'-N-Acetyl-polyoxin C 24695-22-5 C13H17N3O9
    5'-N-Acetyl-polyoxin C
    —— [5-ethyl-1-(2-indol-3-yl-ethyl)-2-oxo-1,2,3,4-tetrahydro-pyridin-4-yl]-acetic acid ethyl ester 25858-29-1 C21H26N2O3
    [5-ethyl-1-(2-indol-3-yl-ethyl)-2-oxo-1,2,3,4-tetrahydro-pyridin-4-yl]-acetic acid ethyl ester
    —— 5,5'-bis-<i>trans</i>-hydroxyazo-3,3'-piperazine-1,4-diyl-bis-[1,2,3]oxadiazolium dibetaine 27283-16-5 C8H10N10O4
    5,5'-bis-<i>trans</i>-hydroxyazo-3,3'-piperazine-1,4-diyl-bis-[1,2,3]oxadiazolium dibetaine
    —— 5-Hydroxy-3,3a,8,8a-tetrahydro-2H-pyrrolo[2,3-b]indole-1,2-dicarboxylic acid dimethyl ester 77549-07-6 C14H16N2O5
    5-Hydroxy-3,3a,8,8a-tetrahydro-2H-pyrrolo[2,3-b]indole-1,2-dicarboxylic acid dimethyl ester
    —— 5-O-acetyl-6-azido-6-deoxy-1,2-O-isopropylidene-3-O-(p-tolylsulfonyl)-α-D-glucofuranose 82222-88-6 C18H23N3O8S
    5-O-acetyl-6-azido-6-deoxy-1,2-O-isopropylidene-3-O-(p-tolylsulfonyl)-α-D-glucofuranose
    —— 5-(4-Chlor-anilino)-2-(4-nitro-phenyl)-3-(4-sulfamoyl-phenyl)-2.3-dihydro-<1.3.4>thiadiazol 1455-38-5 C20H16ClN5O4S2
    5-(4-Chlor-anilino)-2-(4-nitro-phenyl)-3-(4-sulfamoyl-phenyl)-2.3-dihydro-<1.3.4>thiadiazol
    —— (5E,9Z)-(3aR,11aS)-6-Methyl-3-methylene-2-oxo-2,3,3a,4,7,8,11,11a-octahydro-cyclodeca[b]furan-10-carboxylic acid (2S,3R,4S,5R,6R)-3,4,5-triacetoxy-6-acetoxymethyl-tetrahydro-pyran-2-yl ester 87741-71-7 C29H36O13
    (5E,9Z)-(3aR,11aS)-6-Methyl-3-methylene-2-oxo-2,3,3a,4,7,8,11,11a-octahydro-cyclodeca[b]furan-10-carboxylic acid (2S,3R,4S,5R,6R)-3,4,5-triacetoxy-6-acetoxymethyl-tetrahydro-pyran-2-yl ester
    —— 5-Bromomethyl-2-methyl-2-vinyl-tetrahydro-furan 34780-70-6 C8H13BrO
    5-Bromomethyl-2-methyl-2-vinyl-tetrahydro-furan
    —— 5-(dimethylcarbamoyl)-2-(3-methoxyphenyl)-1H-pyrrol-3-yl benzoate 1365657-04-0 C21H20N2O4
    5-(dimethylcarbamoyl)-2-(3-methoxyphenyl)-1H-pyrrol-3-yl benzoate
    —— 5,7-dimethyl-3-phenylbenzo[d]isothiazole 1,1-dioxide 1568953-15-0 C15H13NO2S
    5,7-dimethyl-3-phenylbenzo[d]isothiazole 1,1-dioxide
    —— 5-(4-bromobutoxy)-N1,N3-di-tert-butylisophthalamide 1393448-68-4 C20H31BrN2O3
    5-(4-bromobutoxy)-N1,N3-di-tert-butylisophthalamide
    —— 5-bromo-2-fluoro-2',3'-dihydroxy-2''-fluoro-p-terphenyl 1256544-15-6 C18H11BrF2O2
    5-bromo-2-fluoro-2',3'-dihydroxy-2''-fluoro-p-terphenyl
    —— 5-phenyl-3-cyclopropylimino-2-(2-methoxy-3-pyridyl)amino-3,5-dihydrophenazine 1353731-74-4 C27H23N5O
    5-phenyl-3-cyclopropylimino-2-(2-methoxy-3-pyridyl)amino-3,5-dihydrophenazine
    —— 5-(4-fluorophenyl)-3-(4-tetrahydropyranyl)imino-2-(5-methyl-3-pyridyl)amino-3,5-dihydrophenazine 1353734-67-4 C29H26FN5O
    5-(4-fluorophenyl)-3-(4-tetrahydropyranyl)imino-2-(5-methyl-3-pyridyl)amino-3,5-dihydrophenazine
    —— 5-(4-acetamidophenyl)-3-(1,3-dimethoxyisopropyl)imino-2-(2-methoxy-3-pyridyl)amino-3,5-dihydrophenazine 1353740-02-9 C31H32N6O4
    5-(4-acetamidophenyl)-3-(1,3-dimethoxyisopropyl)imino-2-(2-methoxy-3-pyridyl)amino-3,5-dihydrophenazine
    —— (5R,8S)-1-(naphthalen-1-ylmethyl)-2,4-dioxo-3-phenyl-1,3,7-triazaspiro[4.4]nonane-8-carboxylic acid;2,2,2-trifluoroacetic acid 1374959-14-4 C2HF3O2*C24H21N3O4
    (5R,8S)-1-(naphthalen-1-ylmethyl)-2,4-dioxo-3-phenyl-1,3,7-triazaspiro[4.4]nonane-8-carboxylic acid;2,2,2-trifluoroacetic acid
    —— (5-phenyl-1-{[4-(trifluoromethyl)phenyl]sulfonyl}-1H-pyrrol-3-yl)methanol 1381767-11-8 C18H14F3NO3S
    (5-phenyl-1-{[4-(trifluoromethyl)phenyl]sulfonyl}-1H-pyrrol-3-yl)methanol
    —— 5-(benzoxazol-2-yl)-1-(2-dimethylaminoethyl)-1-(tetrahydropyran-4-yl)benzimidazole 1256967-93-7 C19H20N4O
    5-(benzoxazol-2-yl)-1-(2-dimethylaminoethyl)-1-(tetrahydropyran-4-yl)benzimidazole