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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5,5,7,7-tetramethyl-1-(4-nitro-phenyl)-tetrahydro-pyrrolo[1,2-<i>b</i>][1,2,4]oxadiazol-2-one 39931-31-2 C15H19N3O4
    5,5,7,7-tetramethyl-1-(4-nitro-phenyl)-tetrahydro-pyrrolo[1,2-<i>b</i>][1,2,4]oxadiazol-2-one
    —— 5-Oxaspiro[3.5]non-6-ene 5818-45-1 C8H12O
    5-Oxaspiro[3.5]non-6-ene
    —— 5-{1-[4-(2-Methylpropyl)phenyl]ethylidene}-2-sulfanylidene-1,3-thiazolidin-4-one 70602-86-7 C15H17NOS2
    5-{1-[4-(2-Methylpropyl)phenyl]ethylidene}-2-sulfanylidene-1,3-thiazolidin-4-one
    —— 5-Methoxy-2-(5-nitro-1H-indol-2-YL)benzoic acid 885271-46-5 C16H12N2O5
    5-Methoxy-2-(5-nitro-1H-indol-2-YL)benzoic acid
    —— 5-hydroxy-N-methylnaphthalene-1-carboxamide 55682-79-6 C12H11NO2
    5-hydroxy-N-methylnaphthalene-1-carboxamide
    —— 5-(2-Bromo-5-fluorophenoxy)pyrimidine-2,4-diamine 935534-20-6 C10H8BrFN4O
    5-(2-Bromo-5-fluorophenoxy)pyrimidine-2,4-diamine
    —— 5-Isocyanato-2-(4-thiazolyl)-1H-benzimidazole 55044-84-3 C11H6N4OS
    5-Isocyanato-2-(4-thiazolyl)-1H-benzimidazole
    —— 5-Bromo-3-(2-methylphenyl)isoxazol 51725-98-5 C10H8BrNO
    5-Bromo-3-(2-methylphenyl)isoxazol
    —— 5-vinyl-thiazol-2-ylamine 948905-80-4 C5H6N2S
    5-vinyl-thiazol-2-ylamine
    —— 5-(2-Chlorophenyl)-2,4-dihydro-2-phenyl-3H-pyrazol-3-one 118049-75-5 C15H14ClN2O+
    5-(2-Chlorophenyl)-2,4-dihydro-2-phenyl-3H-pyrazol-3-one
    —— 5,8-Dihydroxy-2-(hydroxymethyl)-6-methoxy-3-(2-oxopropylidene)-2,3-dihydronaphthalene-1,4-dione 84213-25-2 C15H14O7
    5,8-Dihydroxy-2-(hydroxymethyl)-6-methoxy-3-(2-oxopropylidene)-2,3-dihydronaphthalene-1,4-dione
    —— 5-[(3-Carboxy-5-methyl-4-oxocyclohexa-2,5-dien-1-ylidene)(2,6-dichloro-3-methoxyphenyl)methyl]-2-hydroxy-3-methylbenzoic acid 10214-16-1 C24H18Cl2O7
    5-[(3-Carboxy-5-methyl-4-oxocyclohexa-2,5-dien-1-ylidene)(2,6-dichloro-3-methoxyphenyl)methyl]-2-hydroxy-3-methylbenzoic acid
    —— 5-Bromo-1-diethoxyphosphanyl-4-hydroxypentan-2-one —— C9H18BrO4P
    5-Bromo-1-diethoxyphosphanyl-4-hydroxypentan-2-one
    —— 5-(Benzoyloxy)-1-methyl-1H-pyrazole-3-carboxylic acid 131190-71-1 C12H10N2O4
    5-(Benzoyloxy)-1-methyl-1H-pyrazole-3-carboxylic acid
    —— 5-Chloro[1,1'-biphenyl]-2-yl hydrogen carbonate 27087-46-3 C13H9ClO3
    5-Chloro[1,1'-biphenyl]-2-yl hydrogen carbonate
    —— 5-(3-fluorophenyl)-1,2-thiazole 170696-25-0 C9H6FNS
    5-(3-fluorophenyl)-1,2-thiazole
    —— 5-bromo-3-(4-ethyl-phenyl)-isoxazole 51725-96-3 C11H10BrNO
    5-bromo-3-(4-ethyl-phenyl)-isoxazole
    —— 5-Hexyl-3-(2-hydroxy-1-oxobutyl)-5-methyl-2,4(3H,5H)-furandione 55255-65-7 C15H24O5
    5-Hexyl-3-(2-hydroxy-1-oxobutyl)-5-methyl-2,4(3H,5H)-furandione
    —— 5-(1,3-Dioxo-2,3-dihydro-1H-isoindole-5-carbonyl)-2-phenyl-1H-isoindole-1,3(2H)-dione 6097-13-8 C23H12N2O5
    5-(1,3-Dioxo-2,3-dihydro-1H-isoindole-5-carbonyl)-2-phenyl-1H-isoindole-1,3(2H)-dione
    —— 5-Ethoxy-1-benzyl-1H-benzimidazol-4-ol 55000-39-0 C16H16N2O2
    5-Ethoxy-1-benzyl-1H-benzimidazol-4-ol
    —— 5-Benzylidene-1,3-dioxolane-2,4-dione 21045-10-3 C10H6O4
    5-Benzylidene-1,3-dioxolane-2,4-dione
    —— 5-(2-Pyrrolyl-methylidene)-3-pyrrolin-2-one 77055-31-3 C9H8N2O
    5-(2-Pyrrolyl-methylidene)-3-pyrrolin-2-one
    —— 5-[3,3-Dimethyl-2-(propan-2-yl)oxiran-2-yl]-2,3-dimethylpent-4-yne-2,3-diol 63922-53-2 C14H24O3
    5-[3,3-Dimethyl-2-(propan-2-yl)oxiran-2-yl]-2,3-dimethylpent-4-yne-2,3-diol
    —— 5-(Hexa-1,3-dien-1-yl)-3-(2-hydroxybutanoyl)-4-methoxy-5-methylfuran-2(5H)-one 54833-27-1 C16H22O5
    5-(Hexa-1,3-dien-1-yl)-3-(2-hydroxybutanoyl)-4-methoxy-5-methylfuran-2(5H)-one
    —— 5-(Hydroxymethyl)-2-methyl-N-phenyl-3-furancarboxamide 34319-02-3 C13H13NO3
    5-(Hydroxymethyl)-2-methyl-N-phenyl-3-furancarboxamide
    —— 5,6-Dimethoxybiphenyl-3,4'-dicarbonsaeure 50522-23-1 C16H14O6
    5,6-Dimethoxybiphenyl-3,4'-dicarbonsaeure
    —— 5-Fluoro[1,1'-biphenyl]-2-yl hydrogen carbonate 17175-14-3 C13H9FO3
    5-Fluoro[1,1'-biphenyl]-2-yl hydrogen carbonate
    —— 5,6-dichloro-2,3-dihydro-1H-isoindole hydrochloride 15997-91-8 C8H8Cl3N
    5,6-dichloro-2,3-dihydro-1H-isoindole hydrochloride
    —— 5-(4-Chlorophenyl)-2,4-di(cyclohexa-1,4-dien-1-yl)-1,3-oxazole 55955-59-4 C21H18ClNO
    5-(4-Chlorophenyl)-2,4-di(cyclohexa-1,4-dien-1-yl)-1,3-oxazole
    —— 5-Chloro-4-methyl-2-nitrobenzonitrile 97113-40-1 C8H5ClN2O2
    5-Chloro-4-methyl-2-nitrobenzonitrile
    —— 5,7,9,10-Tetrahydroxy-2-methyl-5,6,7,8-tetrahydroanthracene-1,4-dione 19634-82-3 C15H14O6
    5,7,9,10-Tetrahydroxy-2-methyl-5,6,7,8-tetrahydroanthracene-1,4-dione
    —— 5-(1H-imidazol-2-yl)quinoline 31990-82-6 C12H9N3
    5-(1H-imidazol-2-yl)quinoline
    —— 5-bromo-3-(4-fluoro-phenyl)-isoxazole 51725-94-1 C9H5BrFNO
    5-bromo-3-(4-fluoro-phenyl)-isoxazole
    —— 5H-1,4-Diazepine 292-03-5 C5H6N2
    5H-1,4-Diazepine
    —— 5-(Diphenylphosphanyl)-2,3,4,5-tetraphenylcyclopent-2-en-1-one 24593-55-3 C41H31OP
    5-(Diphenylphosphanyl)-2,3,4,5-tetraphenylcyclopent-2-en-1-one
    —— 5-(1,3-Dioxo-1,3-dihydro-2H-isoindole-2-sulfonyl)-2-methoxy-N-[(oxolan-2-yl)methyl]benzamide 67833-48-1 C21H20N2O7S
    5-(1,3-Dioxo-1,3-dihydro-2H-isoindole-2-sulfonyl)-2-methoxy-N-[(oxolan-2-yl)methyl]benzamide
    —— 5,7,7-Triethoxyhept-3-ene 72152-79-5 C13H26O3
    5,7,7-Triethoxyhept-3-ene
    —— 5-Bromo-1-chloro-2,2-dimethyl-indan 139557-29-2 C11H12BrCl
    5-Bromo-1-chloro-2,2-dimethyl-indan
    —— 5,8-Dimethyl-1,2,4-triazolo<4,3-a>pyrazin-3-ol 19855-19-7 C7H8N4O
    5,8-Dimethyl-1,2,4-triazolo<4,3-a>pyrazin-3-ol
    —— 5-{[3-(Pentamethyldisiloxanyl)propoxy]methyl}-1,3-oxazolidin-2-one 76681-51-1 C12H27NO4Si2
    5-{[3-(Pentamethyldisiloxanyl)propoxy]methyl}-1,3-oxazolidin-2-one
    —— 5-bromomethyl-3-(4-trifluoromethylphenyl)[1,2,4]thiadiazole 947599-52-2 C10H6BrF3N2S
    5-bromomethyl-3-(4-trifluoromethylphenyl)[1,2,4]thiadiazole
    —— 5-(4-Chloro-1,1,2,2,3,3,4,4-octafluoro-butane-1-sulfonyl)-2-ethoxy-4-furan-2-yl-6-phenyl-3,4-dihydro-2H-pyran 905560-41-0 C21H17ClF8O5S
    5-(4-Chloro-1,1,2,2,3,3,4,4-octafluoro-butane-1-sulfonyl)-2-ethoxy-4-furan-2-yl-6-phenyl-3,4-dihydro-2H-pyran
    —— 5-(But-2-en-1-ylidene)-4,6,6-trimethylcyclohex-3-en-1-ol 66465-80-3 C13H20O
    5-(But-2-en-1-ylidene)-4,6,6-trimethylcyclohex-3-en-1-ol
    —— 5-(2-bromophenyl)isoxazole-3-carboxylic acid ethyl ester 668971-61-7 C12H10BrNO3
    5-(2-bromophenyl)isoxazole-3-carboxylic acid ethyl ester
    —— 5-(1H-imidazol-5-yl)pentan-1-ol 869842-13-7 C8H14N2O
    5-(1H-imidazol-5-yl)pentan-1-ol
    —— 5-(4-Chlorophenyl)-2-(cyclohex-2-en-1-yl)-3-oxo-3H-pyrazol-2-ium 55828-84-7 C15H14ClN2O+
    5-(4-Chlorophenyl)-2-(cyclohex-2-en-1-yl)-3-oxo-3H-pyrazol-2-ium
    —— 5-(2-bromo-3-thienyl)-1-methyl-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one 1033852-54-8 C13H13BrN4OS
    5-(2-bromo-3-thienyl)-1-methyl-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one
    —— 5-(4-Nitrophenoxy)tricyclo[4.2.0.02,4]octane 56772-08-8 C14H15NO3
    5-(4-Nitrophenoxy)tricyclo[4.2.0.02,4]octane
    —— 5-Hydroxy-2,4,4-trimethyl-3-[3,7,12,16-tetramethyl-18-(3-oxocyclopent-1-en-1-yl)octadeca-1,3,5,7,9,11,13,15,17-nonaen-1-yl]cyclopent-2-en-1-one 22453-07-2 C35H42O3
    5-Hydroxy-2,4,4-trimethyl-3-[3,7,12,16-tetramethyl-18-(3-oxocyclopent-1-en-1-yl)octadeca-1,3,5,7,9,11,13,15,17-nonaen-1-yl]cyclopent-2-en-1-one
    —— 5-[(3-carbamoylphenyl)methyl]-N,2-dihydroxybenzamide 82085-22-1 C15H14N2O4
    5-[(3-carbamoylphenyl)methyl]-N,2-dihydroxybenzamide