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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-(2-<3,4-Dichlor-benzamido>-aethyl)-2-methyl-benzoesaeure 66658-39-7 C17H15Cl2NO3
    5-(2-<3,4-Dichlor-benzamido>-aethyl)-2-methyl-benzoesaeure
    —— 5-chloro-2-(3-(4-fluorophenoxy)azetidin-1-yl)nicotinic acid 1380753-75-2 C15H12ClFN2O3
    5-chloro-2-(3-(4-fluorophenoxy)azetidin-1-yl)nicotinic acid
    —— 5-butyl-2-hydroxybicyclo<4.4.0>-4,7-decadiene 81452-90-6 C14H22O
    5-butyl-2-hydroxybicyclo<4.4.0>-4,7-decadiene
    —— 5-[1-(2-methoxy-phenyl)-ethyl]-barbituric acid 100796-01-8 C13H14N2O4
    5-[1-(2-methoxy-phenyl)-ethyl]-barbituric acid
    —— 5-(6-amino-5-cyano-2-phenyl-pyrrolo[1,2-<i>b</i>]pyridazin-7-yl)-pentanoic acid ethyl ester 63900-62-9 C21H22N4O2
    5-(6-amino-5-cyano-2-phenyl-pyrrolo[1,2-<i>b</i>]pyridazin-7-yl)-pentanoic acid ethyl ester
    —— 5-o-Chlorbenzyliden-3-β-cyanethyl-2-ethylmercapto-hydantoin 64958-35-6 C15H14ClN3OS
    5-o-Chlorbenzyliden-3-β-cyanethyl-2-ethylmercapto-hydantoin
    —— 5,5a,6,7,7a,8-Hexahydro-4H-azuleno[4,5,6-cd]phenalen-9-one 342779-50-4 C20H18O
    5,5a,6,7,7a,8-Hexahydro-4H-azuleno[4,5,6-cd]phenalen-9-one
    —— 5,6,7,8-Tetrachlor-2,3-dicyannaphthalin 55753-50-9 C12H2Cl4N2
    5,6,7,8-Tetrachlor-2,3-dicyannaphthalin
    —— (5-methyl-1,2,4-hexatrienylidene)cyclohexane 114507-31-2 C12H18
    (5-methyl-1,2,4-hexatrienylidene)cyclohexane
    —— 5'-bromomethyl-5-bromo-2,2'-dipyrromethene 127617-50-9 BrH*C16H20Br2N2
    5'-bromomethyl-5-bromo-2,2'-dipyrromethene
    —— (5-phenethyl-oxazol-2-yl)-carbamic acid benzyl ester 33123-94-3 C19H18N2O3
    (5-phenethyl-oxazol-2-yl)-carbamic acid benzyl ester
    —— 5-benzoylimino-4-(3-chlorophenyl)-N-phenyl-1,3,4-thiadiazole-2-carboxamide 83571-02-2 C22H15ClN4O2S
    5-benzoylimino-4-(3-chlorophenyl)-N-phenyl-1,3,4-thiadiazole-2-carboxamide
    —— (5<i>S</i>)-<i>O</i><sup>3</sup>,<i>O</i><sup>4</sup>-isopropylidene-5-methylamino-<i>L</i>-ribonic acid lactam 68674-07-7 C9H15NO5
    (5<i>S</i>)-<i>O</i><sup>3</sup>,<i>O</i><sup>4</sup>-isopropylidene-5-methylamino-<i>L</i>-ribonic acid lactam
    —— 5-((3-(methoxymethyl)-3-(3-(trifluoromethyl)-5,6,7,8-tetrahydro-1,6-naphthyridine-6-carbonyl)pyrrolidin-1-yl)methyl)-3-methylbenzo[d]thiazol-2(3H)-one 1161427-83-3 C25H27F3N4O3S
    5-((3-(methoxymethyl)-3-(3-(trifluoromethyl)-5,6,7,8-tetrahydro-1,6-naphthyridine-6-carbonyl)pyrrolidin-1-yl)methyl)-3-methylbenzo[d]thiazol-2(3H)-one
    —— 5,6,7,8,9,10,11,12,13,14,15,16,17,18-tetradecadeoxy-1,2-O-isopropylidene-α-D-xylo-octadecofuranose 105265-48-3 C21H40O4
    5,6,7,8,9,10,11,12,13,14,15,16,17,18-tetradecadeoxy-1,2-O-isopropylidene-α-D-xylo-octadecofuranose
    —— (5-methyl-2,4-pyrimidinedionato)bis[bis(η5-cyclopentadienyl)titanium(III)] 77071-36-4 C25H24N2O2Ti2
    (5-methyl-2,4-pyrimidinedionato)bis[bis(η5-cyclopentadienyl)titanium(III)]
    —— 5,6-Dihydro-8-methyl-N,N-dipropyl-4H-imidazo(4,5,1-ij)quinolin-5-amine 132874-61-4 C17H25N3
    5,6-Dihydro-8-methyl-N,N-dipropyl-4H-imidazo(4,5,1-ij)quinolin-5-amine
    —— 5-hydroxy-6,8-diiodo-4-methyl-coumarin 98949-49-6 C10H6I2O3
    5-hydroxy-6,8-diiodo-4-methyl-coumarin
    —— 5-<1-Acetyl-2-(4-acetyl-anilino)-vinyl>-1H-tetrazol (Z-Form) 135057-27-1 C19H17N5O2
    5-<1-Acetyl-2-(4-acetyl-anilino)-vinyl>-1H-tetrazol (Z-Form)
    —— 5-iodo-1-methyl-1H-pyrazole-4-carbonitrile 1516303-92-6 C5H4IN3
    5-iodo-1-methyl-1H-pyrazole-4-carbonitrile
    —— 5'-0-tert-Butyldiphenylsilyl-2'-deoxy-2'-fluoro-5-monofluoromethyluridine 110483-58-4 C26H30F2N2O5Si
    5'-0-tert-Butyldiphenylsilyl-2'-deoxy-2'-fluoro-5-monofluoromethyluridine
    —— (5R)-acetoxymethyl-6-[1-p-nitrobenzyloxycarbonyloxyethyl]-2-acetoxymethyl-2-penem-3-carboxylate 96614-35-6 C22H22N2O12S
    (5R)-acetoxymethyl-6-[1-p-nitrobenzyloxycarbonyloxyethyl]-2-acetoxymethyl-2-penem-3-carboxylate
    —— {5,10,15,20-tetra(4-methoxyphenyl)porphyrinato}thiocyanatothallium(III) 154645-90-6 C49H36N5O4STl
    {5,10,15,20-tetra(4-methoxyphenyl)porphyrinato}thiocyanatothallium(III)
    —— 5-Heptanoyloxy-2-(4-heptylphenyl)pyrimidine 124255-16-9 C24H34N2O2
    5-Heptanoyloxy-2-(4-heptylphenyl)pyrimidine
    —— {5-[2-(1,3-benzothiazol-2-yl)vinyl]furan-2-yl}-phenylmethanone 1373558-24-7 C20H13NO2S
    {5-[2-(1,3-benzothiazol-2-yl)vinyl]furan-2-yl}-phenylmethanone
    —— 5'-O-(4,4'-dimethoxytrityl)-N6-[(dimethylamino)methylidene]-O2'-(diphenylcarbamoyl)-2'-deoxy-isoguanosine 915098-23-6 C47H45N7O7
    5'-O-(4,4'-dimethoxytrityl)-N6-[(dimethylamino)methylidene]-O2'-(diphenylcarbamoyl)-2'-deoxy-isoguanosine
    —— (5'-Nonyl-[1,1';3',1"]terphenyl-2'-yloxy)acetic acid 251476-68-3 C29H34O3
    (5'-Nonyl-[1,1';3',1"]terphenyl-2'-yloxy)acetic acid
    —— 5-(2-[1,2,4]triazol-1-yl-ethyl)-1H-pyrrolo[2,3-b]pyridine 849069-05-2 C11H11N5
    5-(2-[1,2,4]triazol-1-yl-ethyl)-1H-pyrrolo[2,3-b]pyridine
    —— 5-Bromo-2-iodothiophene-3-carboxylic acid 1627754-36-2 C5H2BrIO2S
    5-Bromo-2-iodothiophene-3-carboxylic acid
    —— 5-acetoxy-7-methyl-3-(2-methyl-thiazol-4-yl)-chromen-4-one diacetylhydrazone 66780-77-6 C20H19N3O5S
    5-acetoxy-7-methyl-3-(2-methyl-thiazol-4-yl)-chromen-4-one diacetylhydrazone
    —— 5-Amino-6-carbamido-imidazo<1,2-c>morpholin 6662-22-2 C7H10N4O2
    5-Amino-6-carbamido-imidazo<1,2-c>morpholin
    —— 5,6-Bis-(biphenyl-3-ylmethoxy)-3-chloro-benzo[b]thiophene-2-carboxylic acid methyl ester 655233-62-8 C36H27ClO4S
    5,6-Bis-(biphenyl-3-ylmethoxy)-3-chloro-benzo[b]thiophene-2-carboxylic acid methyl ester
    —— 5-(4-{3-methyl-2-[5-(morpholin-4-yl)-1,2,4-oxadiazol-3-yl]butan-2-yl}phenyl)pyrimidin-2-amine 1360549-78-5 C21H26N6O2
    5-(4-{3-methyl-2-[5-(morpholin-4-yl)-1,2,4-oxadiazol-3-yl]butan-2-yl}phenyl)pyrimidin-2-amine
    —— 5,7-bis(cyanomethoxy)-4-phenyl-2H-1-benzopyran-2-one 219551-96-9 C19H12N2O4
    5,7-bis(cyanomethoxy)-4-phenyl-2H-1-benzopyran-2-one
    —— 5-(2-Benzofuranyl)-4-[(1-methyl-5-tetrazolyl)thio]thieno[2,3-d]pyrimidine 1222829-32-4 C16H10N6OS2
    5-(2-Benzofuranyl)-4-[(1-methyl-5-tetrazolyl)thio]thieno[2,3-d]pyrimidine
    —— 5-methoxy-2-(6-methylpyrazin-2-yl)indane-1,3-dione 133591-59-0 C15H12N2O3
    5-methoxy-2-(6-methylpyrazin-2-yl)indane-1,3-dione
    —— 5-{(2R)-2-[(2R)-2-(3-Chloro-phenyl)-2-hydroxy-ethylamino]-propyl}-benzo[1,3]dioxole-2,2-dicarboxylic acid bis-(2-m-tolyl-ethyl) ester hydrochloride salt 199670-76-3 C38H40ClNO7*ClH
    5-{(2R)-2-[(2R)-2-(3-Chloro-phenyl)-2-hydroxy-ethylamino]-propyl}-benzo[1,3]dioxole-2,2-dicarboxylic acid bis-(2-m-tolyl-ethyl) ester hydrochloride salt
    —— (5R)-3-[4-[6-(1-ethyl-5,6-dihydro-1,2,4-triazin-4-yl)pyridin-3-yl]-3-fluorophenyl]-5-(hydroxymethyl)-1,3-oxazolidin-2-one 1401341-87-4 C20H22FN5O3
    (5R)-3-[4-[6-(1-ethyl-5,6-dihydro-1,2,4-triazin-4-yl)pyridin-3-yl]-3-fluorophenyl]-5-(hydroxymethyl)-1,3-oxazolidin-2-one
    —— 5-(2-(pyridin-4-yl)methylthiophenyl)-N-(4-trifluoromethylphenyl)-1,3,4-thiadiazol-2-amine 1043592-13-7 C21H15F3N4S2
    5-(2-(pyridin-4-yl)methylthiophenyl)-N-(4-trifluoromethylphenyl)-1,3,4-thiadiazol-2-amine
    —— 5-Amino-6-methoxynicotinonitrile 1697305-07-9 C7H7N3O
    5-Amino-6-methoxynicotinonitrile
    —— 5-Methyl-2,5,7-triazaspiro[3.4]octan-8-one hydrochloride 686344-72-9 C6H12ClN3O
    5-Methyl-2,5,7-triazaspiro[3.4]octan-8-one hydrochloride
    —— 5-(2-(2,3-dibromo-4,5-dihydroxybenzyl)-3,6-dibromo-4,5-dihydroxybenzyl)-3,4-dibromobenzene-1,2-diol 1383536-07-9 C20H12Br6O6
    5-(2-(2,3-dibromo-4,5-dihydroxybenzyl)-3,6-dibromo-4,5-dihydroxybenzyl)-3,4-dibromobenzene-1,2-diol
    —— 5-bromo-benzofuran-2-carboxylic acid 3-methyl-5-styryl-isoxazol-4-ylamide 62878-86-8 C21H15BrN2O3
    5-bromo-benzofuran-2-carboxylic acid 3-methyl-5-styryl-isoxazol-4-ylamide
    —— [5-(4-Benzyloxy-2-methyl-phenyl)-7-hydroxy-2,2-dimethyl-4,4-dioxo-1,3,5,11-tetrahydrothiopyrano[2,3-c][1,5]benzodiazepin-6-yl]-(2-fluorophenyl)methanone 1049090-82-5 C35H33FN2O5S
    [5-(4-Benzyloxy-2-methyl-phenyl)-7-hydroxy-2,2-dimethyl-4,4-dioxo-1,3,5,11-tetrahydrothiopyrano[2,3-c][1,5]benzodiazepin-6-yl]-(2-fluorophenyl)methanone
    —— 5-[7-(3,4-dichlorobenzylamino)-1-methyl-3-propyl-1H-pyrazolo[4,3-d]-pyrimidin-5-yl]valeric acid 1099085-93-4 C21H25Cl2N5O2
    5-[7-(3,4-dichlorobenzylamino)-1-methyl-3-propyl-1H-pyrazolo[4,3-d]-pyrimidin-5-yl]valeric acid
    —— (5-Amino-cyclopent-1-enylmethyl)-(4-ethoxy-quinolin-2-yl)-amine 552859-32-2 C17H21N3O
    (5-Amino-cyclopent-1-enylmethyl)-(4-ethoxy-quinolin-2-yl)-amine
    —— 5-(1-methyl-5-trifluoromethyl-1H-pyrazol-3-yl)-thiophene-2-carboxylic acid [4-(4-chloro-benzyl)-4-dimethylamino-cyclohexyl]-amide 869808-03-7 C25H28ClF3N4OS
    5-(1-methyl-5-trifluoromethyl-1H-pyrazol-3-yl)-thiophene-2-carboxylic acid [4-(4-chloro-benzyl)-4-dimethylamino-cyclohexyl]-amide
    —— 5-methyl-2-[2-(1-methyl-4-phenyl-1H-imidazol-2-yl)-vinyl]-7-phenyl-[1,2,4]triazolo[1,5-a]pyrimidine 1201689-00-0 C24H20N6
    5-methyl-2-[2-(1-methyl-4-phenyl-1H-imidazol-2-yl)-vinyl]-7-phenyl-[1,2,4]triazolo[1,5-a]pyrimidine
    —— 5,7-dimethyl-2-(2-(4-phenyl-1-propyl-1H-imidazol-2-yl)ethyl)-[1,2,4]triazolo[1,5-a]pyridine 1201688-71-2 C22H25N5
    5,7-dimethyl-2-(2-(4-phenyl-1-propyl-1H-imidazol-2-yl)ethyl)-[1,2,4]triazolo[1,5-a]pyridine
    —— 5-Nitro-2-piperidinobenzoyldiazomethan 55259-40-0 C13H14N4O3
    5-Nitro-2-piperidinobenzoyldiazomethan