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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5,5'-Bis-(1-hydroxy-2,2-dimethyl-propyl)-3,3'-dimethoxy-biphenyl-2,2'-diol 38775-80-3 C24H34O6
    5,5'-Bis-(1-hydroxy-2,2-dimethyl-propyl)-3,3'-dimethoxy-biphenyl-2,2'-diol
    —— 5-(4-bromophenylazo)-3-cinnamoyltropolone 123705-50-0 C22H15BrN2O3
    5-(4-bromophenylazo)-3-cinnamoyltropolone
    —— 5,5-bis(1H-indol-2-ylcarbonyloxymethyl)-1-phenylsulfonyl-2-{spiro[2.4]hept-1-yl}-3-methylenecyclohex-1-ene 1414368-79-8 C40H38N2O6S
    5,5-bis(1H-indol-2-ylcarbonyloxymethyl)-1-phenylsulfonyl-2-{spiro[2.4]hept-1-yl}-3-methylenecyclohex-1-ene
    —— [5-Phenyl-2-((E)-styryl)-oxazol-4-yl]-acetonitrile 107614-27-7 C19H14N2O
    [5-Phenyl-2-((E)-styryl)-oxazol-4-yl]-acetonitrile
    —— 5-tert-butyl-2-[3-(5-tert-butyl-3-hexadecyl-1,3-benzoxazol-3-ium-2-yl)prop-2-enylidene]-3-hexadecyl-1,3-benzoxazole;iodide 937789-13-4 C57H93N2O2*I
    5-tert-butyl-2-[3-(5-tert-butyl-3-hexadecyl-1,3-benzoxazol-3-ium-2-yl)prop-2-enylidene]-3-hexadecyl-1,3-benzoxazole;iodide
    —— 5-tert-butyl-3-(4,5-dimethyl-4H-[1,2,4]triazol-3-ylmethyl)-7-(2-oxa-6-aza-spiro[3.3]hept-6-yl)-3H-[1,2,3]triazolo[4,5-d]pyrimidine 1433361-68-2 C18H25N9O
    5-tert-butyl-3-(4,5-dimethyl-4H-[1,2,4]triazol-3-ylmethyl)-7-(2-oxa-6-aza-spiro[3.3]hept-6-yl)-3H-[1,2,3]triazolo[4,5-d]pyrimidine
    —— 5-[2-(3-propan-2-yloxyphenyl)ethyl]-1H-pyrazol-3-amine 1000895-85-1 C14H19N3O
    5-[2-(3-propan-2-yloxyphenyl)ethyl]-1H-pyrazol-3-amine
    —— 5-phenethyl-3-phenyl-2,3,4,7-tetrahydro[1,4]thiazepine-6-carbonitrile 1024025-60-2 C20H20N2S
    5-phenethyl-3-phenyl-2,3,4,7-tetrahydro[1,4]thiazepine-6-carbonitrile
    —— 5-amino-1-(4-methyl-pyrimidin-2-yl)-1<i>H</i>-pyrazole-4-carboxylic acid ethyl ester 91333-24-3 C11H13N5O2
    5-amino-1-(4-methyl-pyrimidin-2-yl)-1<i>H</i>-pyrazole-4-carboxylic acid ethyl ester
    —— 5-{1-methyl-2-[3-methyl-4-(4-nitro-phenyl)-3<i>H</i>-thiazol-2-yliden]-ethylidene}-2-thioxo-thiazolidin-4-one 106951-41-1 C16H13N3O3S3
    5-{1-methyl-2-[3-methyl-4-(4-nitro-phenyl)-3<i>H</i>-thiazol-2-yliden]-ethylidene}-2-thioxo-thiazolidin-4-one
    —— 5-<4-Nitro-benzoyl>-1,3-diphenyl-2-pyrazolin 97015-96-8 C22H17N3O3
    5-<4-Nitro-benzoyl>-1,3-diphenyl-2-pyrazolin
    —— 5-Fluor-4-acetoxyamino-2-oxo-1,2-dihydro-pyrimidin 18117-52-7 C6H6FN3O3
    5-Fluor-4-acetoxyamino-2-oxo-1,2-dihydro-pyrimidin
    —— 5-(tert-butoxycarbonylamino)-1-octyl-4-oxo-1,4-dihydropyridine-3-carboxylic acid 1325297-23-1 C19H30N2O5
    5-(tert-butoxycarbonylamino)-1-octyl-4-oxo-1,4-dihydropyridine-3-carboxylic acid
    —— 5-methyl-3-(trimethylsilyl)-3,4-hexadiene-2-one 80615-48-1 C10H18OSi
    5-methyl-3-(trimethylsilyl)-3,4-hexadiene-2-one
    —— (5-chloro-benzo[b]thiophen-2-ylmethyl)-[2-(3,4-dichloro-phenyl)-ethyl]-amine 945737-25-7 C17H14Cl3NS
    (5-chloro-benzo[b]thiophen-2-ylmethyl)-[2-(3,4-dichloro-phenyl)-ethyl]-amine
    —— 5-Propyl-[1,3,4]oxadiazole-2-carboxylic acid butyl ester 37641-41-1 C10H16N2O3
    5-Propyl-[1,3,4]oxadiazole-2-carboxylic acid butyl ester
    —— 5-[1,3]dioxolan-2-yl-2-fluoro-4-iodo-pyridine 1034467-53-2 C8H7FINO2
    5-[1,3]dioxolan-2-yl-2-fluoro-4-iodo-pyridine
    —— 5-(2-Chlorophenyl)-3-(4-methylsulfanylphenyl)-2-phenyl-3,4-dihydropyrazole 1231944-27-6 C22H19ClN2S
    5-(2-Chlorophenyl)-3-(4-methylsulfanylphenyl)-2-phenyl-3,4-dihydropyrazole
    —— 5-((3-(5-amino-4-cyano-1H-pyrazol-3-yl)phenoxy)methyl)-2-(8-(benzo[d]thiazol-2-ylcarbamoyl)-3,4-dihydroisoquinolin-2(1H)-yl)thiazole-4-carboxylic acid 1235033-35-8 C32H24N8O4S2
    5-((3-(5-amino-4-cyano-1H-pyrazol-3-yl)phenoxy)methyl)-2-(8-(benzo[d]thiazol-2-ylcarbamoyl)-3,4-dihydroisoquinolin-2(1H)-yl)thiazole-4-carboxylic acid
    —— 5,11,17,23-tetra-allyl-25,26,27,28-tetra-(p-cyanobenzoyloxy)calix<4>arene 113851-74-4 C72H52N4O8
    5,11,17,23-tetra-allyl-25,26,27,28-tetra-(p-cyanobenzoyloxy)calix<4>arene
    —— <5R,6S,(S)>-6-<3-(benzyloxy)propyl>-5-methyltetrahydro-2-pyranone 144665-39-4 C16H22O3
    <5R,6S,(S)>-6-<3-(benzyloxy)propyl>-5-methyltetrahydro-2-pyranone
    —— 5-[2-(4-aminopyrimidin-5-yl)ethynyl]-1-methyl-N-[2-(morpholin-4-yl)ethyl]-1H-pyrazole-3-carboxamide 1227409-89-3 C17H21N7O2
    5-[2-(4-aminopyrimidin-5-yl)ethynyl]-1-methyl-N-[2-(morpholin-4-yl)ethyl]-1H-pyrazole-3-carboxamide
    —— 5-[9-(pyridine-3-carbonyl)-6,7,8,9-tetrahydro-5-oxa-9-aza-benzocyclohepten-2-ylmethylene]-2-thioxo-thiazolidin-4-one 719310-19-7 C19H15N3O3S2
    5-[9-(pyridine-3-carbonyl)-6,7,8,9-tetrahydro-5-oxa-9-aza-benzocyclohepten-2-ylmethylene]-2-thioxo-thiazolidin-4-one
    —— 5-Chlor-4,6-dimethoxy-salicylsaeuremethylester 2855-85-8 C10H11ClO5
    5-Chlor-4,6-dimethoxy-salicylsaeuremethylester
    —— 5-ethyl-3-methyl-isoxazole-4-carboxylic acid {(1S,3S,5S)-2-[2-amino-5-(3-fluoro-phenyl)-thiazole-4-carbonyl]-2-aza-bicyclo[3.1.0]hex-3-ylmethyl}-amide 1038506-69-2 C23H24FN5O3S
    5-ethyl-3-methyl-isoxazole-4-carboxylic acid {(1S,3S,5S)-2-[2-amino-5-(3-fluoro-phenyl)-thiazole-4-carbonyl]-2-aza-bicyclo[3.1.0]hex-3-ylmethyl}-amide
    —— 5-Amino-1-(2-bromo-5-methylphenyl)-1H-pyrazole-4-carbonitrile 1159678-50-8 C11H9BrN4
    5-Amino-1-(2-bromo-5-methylphenyl)-1H-pyrazole-4-carbonitrile
    —— 5-Amino-1-(2-chloro-6-methylphenyl)pyrazole-4-carboxamide 1159678-87-1 C11H11ClN4O
    5-Amino-1-(2-chloro-6-methylphenyl)pyrazole-4-carboxamide
    —— 5-(trimethylammoniomethyl)-2-hydroxybenzaldehyde bromide 1385065-69-9 Br*C11H16NO2
    5-(trimethylammoniomethyl)-2-hydroxybenzaldehyde bromide
    —— 5-(4,4-diphenylbuta-1,3-dien-2-yl)benzo[d][1,3]dioxole 1263002-13-6 C23H18O2
    5-(4,4-diphenylbuta-1,3-dien-2-yl)benzo[d][1,3]dioxole
    —— [5-(3-bromo-phenoxy)-1(3)<i>H</i>-benzoimidazol-2-yl]-carbamic acid methyl ester 43155-45-9 C15H12BrN3O3
    [5-(3-bromo-phenoxy)-1(3)<i>H</i>-benzoimidazol-2-yl]-carbamic acid methyl ester
    —— (5R)-5-ethyl-1,2-bis(p-toluenesulfonyl)pyrazolidine 1360762-47-5 C19H24N2O4S2
    (5R)-5-ethyl-1,2-bis(p-toluenesulfonyl)pyrazolidine
    —— 5-butyl-N,N-diethyl-4-(hex-1-yn-1-yl)-1-tosylindolin-6-amine 1507381-39-6 C29H40N2O2S
    5-butyl-N,N-diethyl-4-(hex-1-yn-1-yl)-1-tosylindolin-6-amine
    —— 5,16-pregnadieno<3,4-c>-1',2',5'-oxadiazole-20-one 117572-35-7 C21H26N2O2
    5,16-pregnadieno<3,4-c>-1',2',5'-oxadiazole-20-one
    —— 5-iodo-1-(triisopropylsilyl)-1H-indole 1063993-39-4 C17H26INSi
    5-iodo-1-(triisopropylsilyl)-1H-indole
    —— 5-(4-octylphenyl)-1,3,4-thiadiazol-2-amine 1233091-81-0 C16H23N3S
    5-(4-octylphenyl)-1,3,4-thiadiazol-2-amine
    —— 5-(3-methoxyphenyl)-8-phenyl-10-(trifluoromethyl)pyrido[3,2-e]tetrazolo[1,5-c]pyrimidine 1649501-57-4 C21H13F3N6O
    5-(3-methoxyphenyl)-8-phenyl-10-(trifluoromethyl)pyrido[3,2-e]tetrazolo[1,5-c]pyrimidine
    —— 5-methyl-3,3a,7,7a-tetrahydro-5,3,7-(epoxyethane[1,1,2]triyl)[1,3]dioxino[5,4-c]pyrazol-8-imine 108292-02-0 C8H9N3O3
    5-methyl-3,3a,7,7a-tetrahydro-5,3,7-(epoxyethane[1,1,2]triyl)[1,3]dioxino[5,4-c]pyrazol-8-imine
    —— 5-methyl-N-(3-(5-(2-((4-morpholin-4-ylphenyl)amino)pyrimidin-4-yl)imidazo[2,1-b][1,3]thiazol-6-yl)phenyl)-1-phenyl-1H-pyrazole-4-carboxamide 1159885-22-9 C36H31N9O2S
    5-methyl-N-(3-(5-(2-((4-morpholin-4-ylphenyl)amino)pyrimidin-4-yl)imidazo[2,1-b][1,3]thiazol-6-yl)phenyl)-1-phenyl-1H-pyrazole-4-carboxamide
    —— 5-Epi-10-epieudesma-1,3,11-trien 60184-24-9 C15H22
    5-Epi-10-epieudesma-1,3,11-trien
    —— 5,6-diacetoxy-1,2,3,4-tetrahydro-7-methoxy-2-methylisoquinoline 81451-74-3 C15H19NO5
    5,6-diacetoxy-1,2,3,4-tetrahydro-7-methoxy-2-methylisoquinoline
    —— 5-chloro-11-methyl-6-m-tolyl-11H-benzo[a]carbazole 1258410-74-0 C24H18ClN
    5-chloro-11-methyl-6-m-tolyl-11H-benzo[a]carbazole
    —— 5-{5-[3-(methoxymethyl)-4-(2-methylpiperidin-1-yl)phenyl]-1,2,4-oxadiazol-3-yl}-1H-benzimidazole 1229608-82-5 C23H25N5O2
    5-{5-[3-(methoxymethyl)-4-(2-methylpiperidin-1-yl)phenyl]-1,2,4-oxadiazol-3-yl}-1H-benzimidazole
    —— 5-methyl-N-(4-(trifluoromethyl)phenyl)oxazolo[4,5-b]pyridin-2-amine 1564284-01-0 C14H10F3N3O
    5-methyl-N-(4-(trifluoromethyl)phenyl)oxazolo[4,5-b]pyridin-2-amine
    —— (5<i>R</i>)-6<i>t</i>-[(Ξ)-5-benzhydryloxycarbonyl-5-(2,2,2-trichloro-ethoxycarbonylamino)-pentanoylamino]-2-(1-carbamoyloxymethyl-vinyl)-6<i>c</i>-methoxy-7-oxo-3ξ-phenyl-(5<i>r</i><i>H</i>)-4-thia-1-aza-bicyclo[3.2.0]heptane-2ξ-carboxylic acid benzhydryl ester 65611-50-9 C52H49Cl3N4O11S
    (5<i>R</i>)-6<i>t</i>-[(Ξ)-5-benzhydryloxycarbonyl-5-(2,2,2-trichloro-ethoxycarbonylamino)-pentanoylamino]-2-(1-carbamoyloxymethyl-vinyl)-6<i>c</i>-methoxy-7-oxo-3ξ-phenyl-(5<i>r</i><i>H</i>)-4-thia-1-aza-bicyclo[3.2.0]heptane-2ξ-carboxylic acid benzhydryl ester
    —— 5'-O-tert-butyldimethylsilyloxy-(5-(4-(N-trifluoroacetyl-2-aminoethoxy)but-2-yn-1-yl))-2',3'-dideoxyuridine 857266-69-4 C23H34F3N3O6Si
    5'-O-tert-butyldimethylsilyloxy-(5-(4-(N-trifluoroacetyl-2-aminoethoxy)but-2-yn-1-yl))-2',3'-dideoxyuridine
    —— 5-(2-phenoxyphenyl)-5-oxo-valeric acid 858682-14-1 C17H16O4
    5-(2-phenoxyphenyl)-5-oxo-valeric acid
    —— (5,6-dihydro-1,4-oxathiin-3-yl)acetic acid 56580-43-9 C6H8O3S
    (5,6-dihydro-1,4-oxathiin-3-yl)acetic acid
    —— (5,6-dichloro-2-oxo-2,3-dihydrobenzimidazol-1-yl)phenylacetic acid 1010445-79-0 C15H10Cl2N2O3
    (5,6-dichloro-2-oxo-2,3-dihydrobenzimidazol-1-yl)phenylacetic acid
    —— (5S)-1-acetyl-5-[(4-bromophenyl)methyl]-5-methyl-3-phenyl-2-sulfanylideneimidazolidin-4-one 1003838-44-5 C19H17BrN2O2S
    (5S)-1-acetyl-5-[(4-bromophenyl)methyl]-5-methyl-3-phenyl-2-sulfanylideneimidazolidin-4-one
    —— 5-(1,2-dithiolan-3-yl)-1-(4-(2-methylbenzyl)piperazin-1-yl)pentan-1-one 1589517-80-5 C20H30N2OS2
    5-(1,2-dithiolan-3-yl)-1-(4-(2-methylbenzyl)piperazin-1-yl)pentan-1-one