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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-benzoyl-4-methyl-isoxazole-3-carboxylic acid methyl ester 55370-61-1 C13H11NO4
    5-benzoyl-4-methyl-isoxazole-3-carboxylic acid methyl ester
    —— 5,5-Dimethyl-1,3-bis-(2-naphthylsulfonyl)-imidazolidine-2,4-dione 472967-51-4 C25H20N2O6S2
    5,5-Dimethyl-1,3-bis-(2-naphthylsulfonyl)-imidazolidine-2,4-dione
    —— 5-trifluoropentylmagnesium bromide 112129-20-1 C5H8BrF3Mg
    5-trifluoropentylmagnesium bromide
    —— 5-[5-(3-ethoxycarbonyl-propyl)-thiophen-2-yl]-5-oxo-pentanoic acid methyl ester 58631-72-4 C16H22O5S
    5-[5-(3-ethoxycarbonyl-propyl)-thiophen-2-yl]-5-oxo-pentanoic acid methyl ester
    —— ((5-bromothiophen-2-yl)ethynyl)copper 1445903-85-4 C6H2BrCuS
    ((5-bromothiophen-2-yl)ethynyl)copper
    —— 5-[(4-aminosulfonyl)phenyl]-4-(4-methoxyphenyl)-N-hydroxy-N-methyl-2-oxazolepropanamide 425417-48-7 C20H21N3O6S
    5-[(4-aminosulfonyl)phenyl]-4-(4-methoxyphenyl)-N-hydroxy-N-methyl-2-oxazolepropanamide
    —— 5-(4-methylbenzyl)-1,3,4-thiadiazol-2-yl 2,3,4,6-tetra-O-acetyl-1-thio-β-D-glucopyranoside 1231980-53-2 C24H28N2O9S2
    5-(4-methylbenzyl)-1,3,4-thiadiazol-2-yl 2,3,4,6-tetra-O-acetyl-1-thio-β-D-glucopyranoside
    —— 5-(tricyclo[3.3.1.1<sup>3,7</sup>]dec-1-yl)-1-(phenylmethoxy)-2-pyrrolidinone 1008797-36-1 C21H27NO2
    5-(tricyclo[3.3.1.1<sup>3,7</sup>]dec-1-yl)-1-(phenylmethoxy)-2-pyrrolidinone
    —— 5,5'-di-<i>m</i>-tolyl-3<i>H</i>,3'<i>H</i>-3,3'-(1,1'-biphenyl-4,4'-diyldiamino-diethyl)-bis-[1,3,4]oxadiazole-2-thione 72384-55-5 C34H32N6O2S2
    5,5'-di-<i>m</i>-tolyl-3<i>H</i>,3'<i>H</i>-3,3'-(1,1'-biphenyl-4,4'-diyldiamino-diethyl)-bis-[1,3,4]oxadiazole-2-thione
    —— (5Z)-3-[2-(dimethylamino)ethyl]-5-[(1-{[4-fluoro-2-(trifluoromethyl)phenyl]methyl}-1H-indol-5-yl)methylidene]-1,3-thiazolidine-2,4-dione 1351569-14-6 C24H21F4N3O2S
    (5Z)-3-[2-(dimethylamino)ethyl]-5-[(1-{[4-fluoro-2-(trifluoromethyl)phenyl]methyl}-1H-indol-5-yl)methylidene]-1,3-thiazolidine-2,4-dione
    —— 5,6-dihydroxy-N-(4-methylpentan-2-yl)-2-[2-(trifluoromethyl)benzyl]pyrimidine-4-carboxamide 1407172-81-9 C19H22F3N3O3
    5,6-dihydroxy-N-(4-methylpentan-2-yl)-2-[2-(trifluoromethyl)benzyl]pyrimidine-4-carboxamide
    —— (5α,8α)-8-butoxymethyl-8-hydroxy-2-[4-(2,2,2-trifluoro-ethoxy)-phenyl]-2-aza-spiro[4.5]decan-1-one 1292276-93-7 C22H30F3NO4
    (5α,8α)-8-butoxymethyl-8-hydroxy-2-[4-(2,2,2-trifluoro-ethoxy)-phenyl]-2-aza-spiro[4.5]decan-1-one
    —— 5-(4-O-allyl-mycaminosyl)-3-O-descladinosyl-6-O-methyl-3-oxo-erythronolide A 11,12-cyclic carbonate 1415663-35-2 C34H55NO12
    5-(4-O-allyl-mycaminosyl)-3-O-descladinosyl-6-O-methyl-3-oxo-erythronolide A 11,12-cyclic carbonate
    —— 5,6-dipropylindolo[2,1-a]isoquinoline 1224200-49-0 C22H23N
    5,6-dipropylindolo[2,1-a]isoquinoline
    —— 5-Phenyl-4-thiobiuret-1-carbonsaeure-tert-butylester 78476-56-9 C13H17N3O3S
    5-Phenyl-4-thiobiuret-1-carbonsaeure-tert-butylester
    —— 5-bromo-N-[(4-phenylphenyl)methyl]pentanamide 926310-57-8 C18H20BrNO
    5-bromo-N-[(4-phenylphenyl)methyl]pentanamide
    —— 5-deuteriohept-6-ynal 116145-24-5 C7H10O
    5-deuteriohept-6-ynal
    —— 5-ethyl-thiazolidine-2,4-dione 4-phenylhydrazone 27407-90-5 C11H13N3OS
    5-ethyl-thiazolidine-2,4-dione 4-phenylhydrazone
    —— 5-hydroxy-7-methoxy-3-(4-methoxy-phenyl)-6,8-bis-(3-methyl-but-2-enyl)-chromen-4-one 51225-27-5 C27H30O5
    5-hydroxy-7-methoxy-3-(4-methoxy-phenyl)-6,8-bis-(3-methyl-but-2-enyl)-chromen-4-one
    —— 5-Acetoxy-4-methyl-oxazol 21944-37-6 C6H7NO3
    5-Acetoxy-4-methyl-oxazol
    —— 5,5-Diaethoxycarbonyl-3-carbamoyl-cyclohexen-(1) 92198-76-0 C13H19NO5
    5,5-Diaethoxycarbonyl-3-carbamoyl-cyclohexen-(1)
    —— 5'-benzoyl-3'-chloro-4,2'-dihydroxy-3-methoxy-<i>trans</i>-chalcone 102545-56-2 C23H17ClO5
    5'-benzoyl-3'-chloro-4,2'-dihydroxy-3-methoxy-<i>trans</i>-chalcone
    —— 5-(Ethyl-dimethyl-silyl)-1-dimethylaminomethyl-pent-1-en 18389-06-5 C12H27NSi
    5-(Ethyl-dimethyl-silyl)-1-dimethylaminomethyl-pent-1-en
    —— 5,5-dimethyl-3-<i>p</i>-tolyl-oxazolidine-2,4-dione 105907-54-8 C12H13NO3
    5,5-dimethyl-3-<i>p</i>-tolyl-oxazolidine-2,4-dione
    —— 5-<2-Nitro-phenyl>-2-<4-nitro-phenyl>-penta-2,4-dienonitril 1240-77-3 C17H11N3O4
    5-<2-Nitro-phenyl>-2-<4-nitro-phenyl>-penta-2,4-dienonitril
    —— 5-methoxy-(D)-ribo-1,4-lactone acetate 145826-99-9 C10H14O7
    5-methoxy-(D)-ribo-1,4-lactone acetate
    —— 5'-[3-(2-formylphenyl)propylthio]-4'-methyl-4,5-ethylenedithiotetrathiafulvalene 564469-07-4 C19H18OS7
    5'-[3-(2-formylphenyl)propylthio]-4'-methyl-4,5-ethylenedithiotetrathiafulvalene
    —— 5-[(4-methoxyphenyl)methylidene]-2-(4-methylanilino)-1H-imidazol-4-one 82071-37-2 C18H17N3O2
    5-[(4-methoxyphenyl)methylidene]-2-(4-methylanilino)-1H-imidazol-4-one
    —— 5-(Cyclohexen-1-yl)-3-phenyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenol 1289448-58-3 C24H29BO3
    5-(Cyclohexen-1-yl)-3-phenyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenol
    —— (5R,6R,7R,8R,9S,10R)-5,6-dihydroxy-7,8:9,10-di-O-isopropylidene-7,8,9,10-tetraoxotridecanoic acid tert-butyl ester 912642-34-3 C23H42O8
    (5R,6R,7R,8R,9S,10R)-5,6-dihydroxy-7,8:9,10-di-O-isopropylidene-7,8,9,10-tetraoxotridecanoic acid tert-butyl ester
    —— (5S,7S)-5-allyl-9,9,10,10-tetramethyl-7-nonyl-2,4,8-trioxa-9-silaundecane 1403815-43-9 C23H48O3Si
    (5S,7S)-5-allyl-9,9,10,10-tetramethyl-7-nonyl-2,4,8-trioxa-9-silaundecane
    —— 5-isopropyl-2-methyl-cyclohexanecarboxylic acid amide 87001-66-9 C11H21NO
    5-isopropyl-2-methyl-cyclohexanecarboxylic acid amide
    —— (5<i>R</i>)-7-oxo-3-((<i>Z</i>)-2-phthalimido-ethylidene)-(5<i>r</i><i>H</i>)-4-oxa-1-aza-bicyclo[3.2.0]heptane-2<i>c</i>-carboxylic acid 67065-14-9 C16H12N2O6
    (5<i>R</i>)-7-oxo-3-((<i>Z</i>)-2-phthalimido-ethylidene)-(5<i>r</i><i>H</i>)-4-oxa-1-aza-bicyclo[3.2.0]heptane-2<i>c</i>-carboxylic acid
    —— [5-tert-Butyl-3-(3-{4-[2-(4-ethyl-piperazine-1-carbonyl)-pyridin-4-yloxy]-naphthalen-1-yl}-ureido)-2-methoxy-phenyl]-carbamic acid methyl ester 473271-12-4 C36H42N6O6
    [5-tert-Butyl-3-(3-{4-[2-(4-ethyl-piperazine-1-carbonyl)-pyridin-4-yloxy]-naphthalen-1-yl}-ureido)-2-methoxy-phenyl]-carbamic acid methyl ester
    —— 5,6-dihydroxy-N-(propan-2-yl)-2-(thiophen-2-yl)pyrimidine-4-carboxamide 1407174-81-5 C12H13N3O3S
    5,6-dihydroxy-N-(propan-2-yl)-2-(thiophen-2-yl)pyrimidine-4-carboxamide
    —— 5,6-dihydroxy-N-[2-(3-methoxyphenyl)ethyl]-2-[2-(trifluoromethyl)benzyl]pyrimidine-4-carboxamide 1407173-91-4 C22H20F3N3O4
    5,6-dihydroxy-N-[2-(3-methoxyphenyl)ethyl]-2-[2-(trifluoromethyl)benzyl]pyrimidine-4-carboxamide
    —— [5,10,15-tris(4'-iodophenyl)-20-(3'',5''-bis(3''',5'''-di-tert-butylstyryl)phenyl)porphyrinato]zinc(II) 1330192-57-8 C76H69I3N4Zn
    [5,10,15-tris(4'-iodophenyl)-20-(3'',5''-bis(3''',5'''-di-tert-butylstyryl)phenyl)porphyrinato]zinc(II)
    —— 5-((tetrahydrofuran-3-yl)methyl)-1H-pyrazol-3-amine 2230521-90-9 C8H13N3O
    5-((tetrahydrofuran-3-yl)methyl)-1H-pyrazol-3-amine
    —— 5,6-dihydro-6-(4-methoxyphenyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole 1393102-36-7 C10H10N4OS
    5,6-dihydro-6-(4-methoxyphenyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole
    —— 5-methyl-2-phenyl-3a,4,7,7a-tetrahydro-4,7-epioxido-isoindole-1,3-dione 51323-88-7 C15H13NO3
    5-methyl-2-phenyl-3a,4,7,7a-tetrahydro-4,7-epioxido-isoindole-1,3-dione
    —— 5-nitro-cycloSal-N<sup>4</sup>Ac-2’,3’-di-OAc-cytidine monophosphate 1144465-53-1 C22H23N4O13P
    5-nitro-cycloSal-N<sup>4</sup>Ac-2’,3’-di-OAc-cytidine monophosphate
    —— (5-methyl-3,6-dioxo-2-phenylcyclohexa-1,4-dienyl)methyl pivalate 1432663-59-6 C19H20O4
    (5-methyl-3,6-dioxo-2-phenylcyclohexa-1,4-dienyl)methyl pivalate
    —— 5-phthalimido-thiazole-2-carbonitrile 105837-71-6 C12H5N3O2S
    5-phthalimido-thiazole-2-carbonitrile
    —— 5-(2,3-dihydroxy-propionylamino)-N-(2,3-dihydroxy-propyl)-N'-{3-[3-(2,3-dihydroxy-propylcarbamoyl)-5-(2,3-dihydroxy-propionylamino)-2,4,6-triiodo-benzoylamino]-propyl}-2,4,6-triiodo-isophthalamide 1143451-14-2 C31H36I6N6O14
    5-(2,3-dihydroxy-propionylamino)-N-(2,3-dihydroxy-propyl)-N'-{3-[3-(2,3-dihydroxy-propylcarbamoyl)-5-(2,3-dihydroxy-propionylamino)-2,4,6-triiodo-benzoylamino]-propyl}-2,4,6-triiodo-isophthalamide
    —— 5-[3-(p-tolyl)benzo[c]thiophen-1-yl]thiophene-2-carbaldehyde 1064110-58-2 C20H14OS2
    5-[3-(p-tolyl)benzo[c]thiophen-1-yl]thiophene-2-carbaldehyde
    —— (5-bromo-4-((2-(2-methoxyethoxy)ethoxy)methyl)thiophen-2-yl)magnesium chloride 960081-04-3 C10H14BrClMgO3S
    (5-bromo-4-((2-(2-methoxyethoxy)ethoxy)methyl)thiophen-2-yl)magnesium chloride
    —— 5,6,11,12-tetra-<i>p</i>-tolyl-5,12-dihydro-5,12-epidioxido-naphthacene 122410-71-3 C46H36O2
    5,6,11,12-tetra-<i>p</i>-tolyl-5,12-dihydro-5,12-epidioxido-naphthacene
    —— 5-propan-2-ylidenepentacyclo[7.6.1.04,13.06,12.010,15]hexadeca-2,7-diene-11,14-dione 138537-22-1 C19H20O2
    5-propan-2-ylidenepentacyclo[7.6.1.04,13.06,12.010,15]hexadeca-2,7-diene-11,14-dione
    —— (5R)-5-ethyl-5-methyl-3-[2-[[3-methyl-3-(trifluoromethyl)-1H-isobenzofuran-5-yl]oxy]pyrimidin-5-yl]imidazolidine-2,4-dione 1415598-11-6 C20H19F3N4O4
    (5R)-5-ethyl-5-methyl-3-[2-[[3-methyl-3-(trifluoromethyl)-1H-isobenzofuran-5-yl]oxy]pyrimidin-5-yl]imidazolidine-2,4-dione
    —— 5,7-Dimethyl-3-[1-phenyl-meth-(E)-ylidene]-chroman-2-one 98061-73-5 C18H16O2
    5,7-Dimethyl-3-[1-phenyl-meth-(E)-ylidene]-chroman-2-one