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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-(2',6',6'-trimethyl-2'-cyclohexen-1'-yl)phenol 141885-14-5 C15H20O
    5-(2',6',6'-trimethyl-2'-cyclohexen-1'-yl)phenol
    —— 5'-Nitrospiro(cyclopropan-1,1'-indan) 25178-99-8 C11H11NO2
    5'-Nitrospiro(cyclopropan-1,1'-indan)
    —— 5-ethyl-3-butyl-5-phenyl-dihydro-pyrimidine-2,4-dione 101275-23-4 C16H22N2O2
    5-ethyl-3-butyl-5-phenyl-dihydro-pyrimidine-2,4-dione
    —— (5-acetyl-2-butoxy-phenyl)-acetic acid 100972-39-2 C14H18O4
    (5-acetyl-2-butoxy-phenyl)-acetic acid
    —— 5-Butyl-5-<butin-(2)-yl>-barbitursaeure 105336-95-6 C12H16N2O3
    5-Butyl-5-<butin-(2)-yl>-barbitursaeure
    —— 5-(4-Hydroxy-3,5-dimethyl-phenylmercapto)-tetrazol 109942-78-1 C9H10N4OS
    5-(4-Hydroxy-3,5-dimethyl-phenylmercapto)-tetrazol
    —— 5-Phenyl-1-(β-D-ribofuranosyl)-hexahydro-pyrimidin-dion-(4,6) 18449-93-9 C15H18N2O6
    5-Phenyl-1-(β-D-ribofuranosyl)-hexahydro-pyrimidin-dion-(4,6)
    —— 5-(2-((1H-imidazol-4-yl)methoxy)-5-(isobutylcarbamoyl)phenyl)-2-(4-fluorophenyl)-N-methylbenzofuran-3-carboxamide 1217337-18-2 C31H29FN4O4
    5-(2-((1H-imidazol-4-yl)methoxy)-5-(isobutylcarbamoyl)phenyl)-2-(4-fluorophenyl)-N-methylbenzofuran-3-carboxamide
    —— 5-(tri-<i>O</i>-benzoyl-β-<i>D</i>-ribofuranosyl)-1<i>H</i>-[1,2,4]triazole-3-carboxylic acid ethyl ester 69244-21-9 C31H27N3O9
    5-(tri-<i>O</i>-benzoyl-β-<i>D</i>-ribofuranosyl)-1<i>H</i>-[1,2,4]triazole-3-carboxylic acid ethyl ester
    —— 5α,17β-dihydroxy-6β-(1-piperidino)-16β-(4-methyl-1-piperazino)-androstane 106874-47-9 C29H51N3O2
    5α,17β-dihydroxy-6β-(1-piperidino)-16β-(4-methyl-1-piperazino)-androstane
    —— 5,6,8,13-tetrahydro-2,3-methylenedioxy-7H-naphtho[2,3-a][3]benzazepine-8,13-dione 1381969-32-9 C19H13NO4
    5,6,8,13-tetrahydro-2,3-methylenedioxy-7H-naphtho[2,3-a][3]benzazepine-8,13-dione
    —— 5(R)-<5-methyl-2,4(1H,3H)-pyrimidinedione>tetrahydro-3(R)-furanmethanol 146558-04-5 C10H14N2O4
    5(R)-<5-methyl-2,4(1H,3H)-pyrimidinedione>tetrahydro-3(R)-furanmethanol
    —— 5,17-diformyl-11,23-di-tert-butyl-25,27-di[3-(4-formylphenoxy)propoxy]-26,28 dihydroxycalix[4]arene 1354413-68-5 C58H60O10
    5,17-diformyl-11,23-di-tert-butyl-25,27-di[3-(4-formylphenoxy)propoxy]-26,28 dihydroxycalix[4]arene
    —— 5-formyl-2-hydroxy-N-isopropyl-benzamide 926308-12-5 C11H13NO3
    5-formyl-2-hydroxy-N-isopropyl-benzamide
    —— 5-(4-chlorophenyl)-4-(3-chloropyridin-4-yl)-2-[4-(isopropylsulfonyl)piperazin-1-yl]pyrimidine 913271-09-7 C22H23Cl2N5O2S
    5-(4-chlorophenyl)-4-(3-chloropyridin-4-yl)-2-[4-(isopropylsulfonyl)piperazin-1-yl]pyrimidine
    —— 5-(4-methyl-anilino)-3-<i>p</i>-tolyl-[1,2,3,4]thiatriazolium betaine 60077-90-9 C15H14N4S
    5-(4-methyl-anilino)-3-<i>p</i>-tolyl-[1,2,3,4]thiatriazolium betaine
    —— [5-(4-chloro-phenyl)-furan-2-yl]-(4-methoxy-phenyl)-methanol 59835-59-5 C18H15ClO3
    [5-(4-chloro-phenyl)-furan-2-yl]-(4-methoxy-phenyl)-methanol
    —— 5-Fluoro-2,2-dimethylcyclopentan-1-one 2172218-63-0 C7H11FO
    5-Fluoro-2,2-dimethylcyclopentan-1-one
    —— [5-(4-nitro-phenyl)-[1,3,4]oxadiazol-2-yl]-[1,2,3,4]thiatriazol-5-yl-amine 59579-64-5 C9H5N7O3S
    [5-(4-nitro-phenyl)-[1,3,4]oxadiazol-2-yl]-[1,2,3,4]thiatriazol-5-yl-amine
    —— (5R)-5-ethyl-3-(2-spiro[1H-isobenzofuran-3,1'-cyclobutane]-5-yloxypyrimidin-5-yl)imidazolidine-2,4-dione 1415598-69-4 C20H20N4O4
    (5R)-5-ethyl-3-(2-spiro[1H-isobenzofuran-3,1'-cyclobutane]-5-yloxypyrimidin-5-yl)imidazolidine-2,4-dione
    —— 5-(2-Carboxyprop-2-oxy)-3,4-dihydrocarbostyril 58898-58-1 C13H15NO4
    5-(2-Carboxyprop-2-oxy)-3,4-dihydrocarbostyril
    —— (5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,12-heptadecafluoro-2-methyl-2-nitrododecan-3-yl) acetate 84108-45-2 C15H12F17NO4
    (5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,12-heptadecafluoro-2-methyl-2-nitrododecan-3-yl) acetate
    —— 5-(3-((2-(2,6-dioxopiperidin-3-yl)-1-oxoisoindolin-5-yl)methyl)ureido)-2-methylphenyl 2-(tert-butoxycarbonylamino)acetate 1226973-90-5 C29H33N5O8
    5-(3-((2-(2,6-dioxopiperidin-3-yl)-1-oxoisoindolin-5-yl)methyl)ureido)-2-methylphenyl 2-(tert-butoxycarbonylamino)acetate
    —— 5-(4-bromo-phenyl)-4-(1,1-difluoro-4-phenyl-butyl)-3-methyl-isoxazole 1280207-51-3 C20H18BrF2NO
    5-(4-bromo-phenyl)-4-(1,1-difluoro-4-phenyl-butyl)-3-methyl-isoxazole
    —— 5-allyl-3'-(1-methyl-1H-pyrazol-3-yl)-[1,1'-biphenyl]-2,4'-diol 1360445-30-2 C19H18N2O2
    5-allyl-3'-(1-methyl-1H-pyrazol-3-yl)-[1,1'-biphenyl]-2,4'-diol
    —— 5,6-Diphenyl-2,3-dihydro-furo[2,3-b]pyridine 103020-14-0 C19H15NO
    5,6-Diphenyl-2,3-dihydro-furo[2,3-b]pyridine
    —— (5-tert-butoxycarbonylamino-2-methyl-phenyl)-(4-pyridin-3-yl-pyrimidin-2-yl)-carbamic acid tert-butyl ester 917358-63-5 C26H31N5O4
    (5-tert-butoxycarbonylamino-2-methyl-phenyl)-(4-pyridin-3-yl-pyrimidin-2-yl)-carbamic acid tert-butyl ester
    —— 5-[(E)-2-(4-Cyano-butyl)-cyclododec-1-enyl]-pentanenitrile 63240-86-8 C22H36N2
    5-[(E)-2-(4-Cyano-butyl)-cyclododec-1-enyl]-pentanenitrile
    —— 5-Methoxy-7-methyl-2-phenylsulfanyl-[1,4]naphthoquinone 105259-50-5 C18H14O3S
    5-Methoxy-7-methyl-2-phenylsulfanyl-[1,4]naphthoquinone
    —— 5-bromo-3.4'-diethyl-4.3'.5'-trimethyl-dipyrromethene-(2.2')-cobalt(II) 106767-98-0 C32H40Br2CoN4
    5-bromo-3.4'-diethyl-4.3'.5'-trimethyl-dipyrromethene-(2.2')-cobalt(II)
    —— 5α-cholestene-(8)-diyl-(3β.7ξ)-diacetate 119120-88-6 C31H50O4
    5α-cholestene-(8)-diyl-(3β.7ξ)-diacetate
    —— 5-benzoyl-4-hydroxy-6-methyl-1,3-diphenyl-pyridin-2(1H)-on 119022-31-0 C25H19NO3
    5-benzoyl-4-hydroxy-6-methyl-1,3-diphenyl-pyridin-2(1H)-on
    —— 5-methyl-2-phenylcyclopenta[4,5]thieno[2',3':6,5]pyrimido[2,1-c][1,2,4]triazin-6(5H)-one 1203791-35-8 C18H16N4OS
    5-methyl-2-phenylcyclopenta[4,5]thieno[2',3':6,5]pyrimido[2,1-c][1,2,4]triazin-6(5H)-one
    —— 5,5'-(hydrazine-1,2-diylidenebis(methaneylylidene))bis(2-methoxy-N-(p-tolyl)benzenesulfonamide) 134898-11-6 C30H30N4O6S2
    5,5'-(hydrazine-1,2-diylidenebis(methaneylylidene))bis(2-methoxy-N-(p-tolyl)benzenesulfonamide)
    —— 5'-(4,4'-dimethoxytrityl)-N<sup>4</sup>-benzoyl-2'-deoxycytidine-3'-H-phosphonate 110237-98-4 C37H36N3O9P
    5'-(4,4'-dimethoxytrityl)-N<sup>4</sup>-benzoyl-2'-deoxycytidine-3'-H-phosphonate
    —— 5-Benzoyl-3-hydroxy-6,7-dimethoxy-chromen-2-one 75817-34-4 C18H14O6
    5-Benzoyl-3-hydroxy-6,7-dimethoxy-chromen-2-one
    —— 5-(3,4,5-trimethoxy-phenyl)-7,8-dihydro-[1,3]dioxolo[4,5-<i>g</i>]isoquinoline-7-carboxylic acid ethyl ester 102756-94-5 C22H23NO7
    5-(3,4,5-trimethoxy-phenyl)-7,8-dihydro-[1,3]dioxolo[4,5-<i>g</i>]isoquinoline-7-carboxylic acid ethyl ester
    —— 5-<2,4-Dinitro-phenylhydrazono>-10α-des-A-cholesten-(6) 90351-06-7 C29H42N4O4
    5-<2,4-Dinitro-phenylhydrazono>-10α-des-A-cholesten-(6)
    —— (5R,5aR,8aR,9R)-5-(4-Hydroxy-3,5-dimethoxy-phenyl)-9-hydroxymethyl-5,8,8a,9-tetrahydro-5aH-furo[3',4':6,7]naphtho[2,3-d][1,3]dioxol-6-one 491580-71-3 C22H22O8
    (5R,5aR,8aR,9R)-5-(4-Hydroxy-3,5-dimethoxy-phenyl)-9-hydroxymethyl-5,8,8a,9-tetrahydro-5aH-furo[3',4':6,7]naphtho[2,3-d][1,3]dioxol-6-one
    —— 5-ethyl-6-(3-ethyl-anilino)-pyrazine-2,3-dicarbonitrile 72112-60-8 C16H15N5
    5-ethyl-6-(3-ethyl-anilino)-pyrazine-2,3-dicarbonitrile
    —— 5-[(E)-2-(4-[(4-cyclopentylpiperazin-1-yl)methyl]phenyl)ethenyl]-4-[(4-methyl-1H-indol-5-yl)amino]pyridine-3-carbonitrile 1160919-84-5 C33H36N6
    5-[(E)-2-(4-[(4-cyclopentylpiperazin-1-yl)methyl]phenyl)ethenyl]-4-[(4-methyl-1H-indol-5-yl)amino]pyridine-3-carbonitrile
    —— 5-allyl-2-(cyclohex-3-en-1-ylmethyl)-8-[(4-methylpiperidin-1-yl)carbonyl]-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indole 910797-35-2 C28H37N3O
    5-allyl-2-(cyclohex-3-en-1-ylmethyl)-8-[(4-methylpiperidin-1-yl)carbonyl]-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indole
    —— 5-Formyl-1-(3-(1-methyl-3-piperidinyl)phenyl)benzimidazole oxime 206877-99-8 C20H22N4O
    5-Formyl-1-(3-(1-methyl-3-piperidinyl)phenyl)benzimidazole oxime
    —— 5'-(4-amino-2-oxa)butyl-4,4',8-trimethylpsoralen hydrochloride 161262-50-6 C17H19NO4*ClH
    5'-(4-amino-2-oxa)butyl-4,4',8-trimethylpsoralen hydrochloride
    —— 5-(6-benzyloxy-5-ethyl-2-methylpyridin-3-yl)-2-(morpholin-4-yl)methyl-benzonitrile 867006-60-8 C27H29N3O2
    5-(6-benzyloxy-5-ethyl-2-methylpyridin-3-yl)-2-(morpholin-4-yl)methyl-benzonitrile
    —— 5-(4-amino-5-benzoyl-1,2-oxazol-3-yl)-N-cyclohexyl-1,3,4-oxadiazole-2-carboxamide 1093747-73-9 C19H19N5O4
    5-(4-amino-5-benzoyl-1,2-oxazol-3-yl)-N-cyclohexyl-1,3,4-oxadiazole-2-carboxamide
    —— 5-methyl-1,3-bis-(toluene-4-sulfonyl)-1,3-dihydro-benzo[1,2,5]thiadiazole 2-oxide 70376-35-1 C21H20N2O5S3
    5-methyl-1,3-bis-(toluene-4-sulfonyl)-1,3-dihydro-benzo[1,2,5]thiadiazole 2-oxide
    —— 5-((Z)-1-Chloro-3-oxo-pent-1-enyl)-1H-pyrimidine-2,4-dione 122353-05-3 C9H9ClN2O3
    5-((Z)-1-Chloro-3-oxo-pent-1-enyl)-1H-pyrimidine-2,4-dione
    —— 5-iodo-1-methyl-3,4-dihydroisoquinoline 1571145-14-6 C10H10IN
    5-iodo-1-methyl-3,4-dihydroisoquinoline
    —— 5.9-Dimethoxy-2.2-dimethyl-3.4-dihydro-2H-pyrano<2.3-b>chinolin 3912-70-7 C16H19NO3
    5.9-Dimethoxy-2.2-dimethyl-3.4-dihydro-2H-pyrano<2.3-b>chinolin