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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-pentylisoxazol-3-ylmethanol 83222-50-8 C9H15NO2
    5-pentylisoxazol-3-ylmethanol
    —— 5-Chloro-2-(2,6-diethylphenyl)-1H-isoindole-1,3(2H)-dione 63369-02-8 C18H16ClNO2
    5-Chloro-2-(2,6-diethylphenyl)-1H-isoindole-1,3(2H)-dione
    —— 5,6-diamino-1-(2-hydroxy-3-phenoxypropyl)uracil 886439-99-2 C13H16N4O4
    5,6-diamino-1-(2-hydroxy-3-phenoxypropyl)uracil
    —— 5-methyl-6-phenyl-2-(p-tolyl)-4H-1,3-oxazin-4-one 90062-25-2 C18H15NO2
    5-methyl-6-phenyl-2-(p-tolyl)-4H-1,3-oxazin-4-one
    —— 5-(Benzyloxy)-4-chloro-2-propylpyridazin-3(2H)-one 88094-03-5 C14H15ClN2O2
    5-(Benzyloxy)-4-chloro-2-propylpyridazin-3(2H)-one
    —— 5-Chloro-4-[(4-chloronaphthalen-1-yl)oxy]-2-methylaniline 90040-39-4 C17H13Cl2NO
    5-Chloro-4-[(4-chloronaphthalen-1-yl)oxy]-2-methylaniline
    —— 5-Heptylpyrimidine-2-carbonyl chloride 109849-89-0 C12H17ClN2O
    5-Heptylpyrimidine-2-carbonyl chloride
    —— 5-chloro-N'-((5-cyanopyrazolo[1,5-a]pyridin-3-yl)methylene)-N,2-dimethylbenzenesulfonohydrazide 1353889-40-3 C17H14ClN5O2S
    5-chloro-N'-((5-cyanopyrazolo[1,5-a]pyridin-3-yl)methylene)-N,2-dimethylbenzenesulfonohydrazide
    —— (5Z,7E)-8-[(1S,3R,5Z,7S,11S,12S,13E,15R,17R)-5-(2-methoxy-2-oxoethylidene)-12,15-dimethyl-9-oxo-10,21,22-trioxatricyclo[15.3.1.13,7]docos-13-en-11-yl]octa-5,7-dienoic acid 1435478-70-8 C32H46O8
    (5Z,7E)-8-[(1S,3R,5Z,7S,11S,12S,13E,15R,17R)-5-(2-methoxy-2-oxoethylidene)-12,15-dimethyl-9-oxo-10,21,22-trioxatricyclo[15.3.1.13,7]docos-13-en-11-yl]octa-5,7-dienoic acid
    —— 5-methoxy-4-(2-methoxy-ethoxy)-2-nitro-benzaldehyde 609343-55-7 C11H13NO6
    5-methoxy-4-(2-methoxy-ethoxy)-2-nitro-benzaldehyde
    —— 5-Tri(propan-2-yl)silyloxyhex-5-en-2-ynyl benzoate 1240785-47-0 C22H32O3Si
    5-Tri(propan-2-yl)silyloxyhex-5-en-2-ynyl benzoate
    —— 5-Chloro-1-[(3,4-dichlorophenyl)methyl]-7-methyl-1H-indole-2,3-dione 79183-55-4 C16H10Cl3NO2
    5-Chloro-1-[(3,4-dichlorophenyl)methyl]-7-methyl-1H-indole-2,3-dione
    —— 5-(Benzyloxy)-4-chloro-2-ethylpyridazin-3(2H)-one 88093-91-8 C13H13ClN2O2
    5-(Benzyloxy)-4-chloro-2-ethylpyridazin-3(2H)-one
    —— 5-diethylcarbamoylpentanoic acid benzyl ester 86041-30-7 C17H25NO3
    5-diethylcarbamoylpentanoic acid benzyl ester
    —— 5-methoxy-2-methyl-1H-1-(o-pentoxy)benzylindole-3-acetamide 1036648-56-2 C24H30N2O3
    5-methoxy-2-methyl-1H-1-(o-pentoxy)benzylindole-3-acetamide
    —— 5-(3,4,5-trimethoxyphenyl)-1,3,4-oxadiazole-2-thiol 1153263-59-2 C11H12N2O4S
    5-(3,4,5-trimethoxyphenyl)-1,3,4-oxadiazole-2-thiol
    —— (5R,7R)-7-bromoacetoxy-5-methoxymethoxyoctanal 171087-04-0 C12H21BrO5
    (5R,7R)-7-bromoacetoxy-5-methoxymethoxyoctanal
    —— (-)-5,7-O-diacetyl-3',4'-O-diacetyl-3'',4'',5''-triacetylepicatechin-3-O-gallate 20728-98-7 C36H32O17
    (-)-5,7-O-diacetyl-3',4'-O-diacetyl-3'',4'',5''-triacetylepicatechin-3-O-gallate
    —— 5-[2,6,6-trimethyl-3-oxo-4-(phenoxy-acetoxy)-cyclohex-1-en-1-yl]-3-methyl-penta-2,4-dien-1-ol 64809-46-7 C23H28O5
    5-[2,6,6-trimethyl-3-oxo-4-(phenoxy-acetoxy)-cyclohex-1-en-1-yl]-3-methyl-penta-2,4-dien-1-ol
    —— 5-[2,6,6-trimethyl-3-oxo-4-(phenoxyacetoxy)-cyclohex-1-en-1-yl]-3-methyl-penta-2-en-4-yn-1-al 64809-45-6 C23H24O5
    5-[2,6,6-trimethyl-3-oxo-4-(phenoxyacetoxy)-cyclohex-1-en-1-yl]-3-methyl-penta-2-en-4-yn-1-al
    —— 5-Chloro-8-(2-chloro-4-nitrophenoxy)-1,2,3,4-tetrahydronaphthalene 83054-18-6 C16H13Cl2NO3
    5-Chloro-8-(2-chloro-4-nitrophenoxy)-1,2,3,4-tetrahydronaphthalene
    —— (5R,7R)-7-bromoacetoxy-5-methoxymethoxy-1-octanol 171087-15-3 C12H23BrO5
    (5R,7R)-7-bromoacetoxy-5-methoxymethoxy-1-octanol
    —— 5-amino-N-(2,4-dimethoxyphenyl)-1-(4-fluorophenyl)-1H-1,2,3-triazole-4-carboxamide 951903-31-4 C17H16FN5O3
    5-amino-N-(2,4-dimethoxyphenyl)-1-(4-fluorophenyl)-1H-1,2,3-triazole-4-carboxamide
    —— 5-amino-1-methyl-4-nitroso-1,2-dihydro-pyrazol-3-one 99171-22-9 C4H6N4O2
    5-amino-1-methyl-4-nitroso-1,2-dihydro-pyrazol-3-one
    —— 5-Chloro-N-({(5S)-3-[4-(4-morpholinylsulphonyl)phenyl]-2-oxo-1,3-oxazolidin-5-yl}methyl)-2-thiophenecarboxamide 482305-73-7 C19H20ClN3O6S2
    5-Chloro-N-({(5S)-3-[4-(4-morpholinylsulphonyl)phenyl]-2-oxo-1,3-oxazolidin-5-yl}methyl)-2-thiophenecarboxamide
    —— 5-Chloro-1-pyridin-4-yl-1h-[1,2,3]triazole-4-carboxylic acid methyl ester 123035-22-3 C9H7ClN4O2
    5-Chloro-1-pyridin-4-yl-1h-[1,2,3]triazole-4-carboxylic acid methyl ester
    —— 5-(5-chloro-2-methoxy-phenyl)-3-(2,4-dichloro-phenyl)-3H-[1,2,3]triazol-4-ylamine 1115300-52-1 C15H11Cl3N4O
    5-(5-chloro-2-methoxy-phenyl)-3-(2,4-dichloro-phenyl)-3H-[1,2,3]triazol-4-ylamine
    —— 5,6-dichloro-2-(pyridin-4-yl)-1H-benzo[d]imidazole 63411-77-8 C12H7Cl2N3
    5,6-dichloro-2-(pyridin-4-yl)-1H-benzo[d]imidazole
    —— 5-(thiophen-3-yl)pyrimidin-2-amine 870096-73-4 C8H7N3S
    5-(thiophen-3-yl)pyrimidin-2-amine
    —— 5-chloro-2-(5-chlorothiophene-2-sulfonamido)benzoic acid 871216-66-9 C11H7Cl2NO4S2
    5-chloro-2-(5-chlorothiophene-2-sulfonamido)benzoic acid
    —— 5-[(4-Bromophenyl)methoxy]-4-chloro-2-ethylpyridazin-3(2H)-one 88093-99-6 C13H12BrClN2O2
    5-[(4-Bromophenyl)methoxy]-4-chloro-2-ethylpyridazin-3(2H)-one
    —— 5-(4-chlorophenyl)-3-(furan-2-yl)-1-phenyl-4,5-dihydro-1H-pyrazole 4035-35-2 C19H15ClN2O
    5-(4-chlorophenyl)-3-(furan-2-yl)-1-phenyl-4,5-dihydro-1H-pyrazole
    —— 5-(N-methoxycarbonylmethyl)carbamoyl-1-methyl-4-nitroimidazole 109541-01-7 C8H10N4O5
    5-(N-methoxycarbonylmethyl)carbamoyl-1-methyl-4-nitroimidazole
    —— 5-imino-6-isonitrosothiazolo<3,2-a>pyrimidin-7-one 174279-85-7 C6H4N4O2S
    5-imino-6-isonitrosothiazolo<3,2-a>pyrimidin-7-one
    —— 5,17-bisamino-25,26,27,28-tetrakis(benzyloxy)calix[4]arene 220690-77-7 C56H50N2O4
    5,17-bisamino-25,26,27,28-tetrakis(benzyloxy)calix[4]arene
    —— 5-(Hydroxyamino)-3,4,4-trimethyl-1-(1-phenylethyl)imidazolidin-2-one 88235-71-6 C14H21N3O2
    5-(Hydroxyamino)-3,4,4-trimethyl-1-(1-phenylethyl)imidazolidin-2-one
    —— 5,17-bisamino-26,28-dibenzyloxycalix[4]arene-25,27-diol 220659-12-1 C42H38N2O4
    5,17-bisamino-26,28-dibenzyloxycalix[4]arene-25,27-diol
    —— 5-hydroxy-3-methoxy-3-pyrrolin-2-one 91024-65-6 C5H7NO3
    5-hydroxy-3-methoxy-3-pyrrolin-2-one
    —— 5-acetyl-4-methyl-2-imino-3-phenyl-2,3-dihydrothiazole 57591-76-1 C12H12N2OS
    5-acetyl-4-methyl-2-imino-3-phenyl-2,3-dihydrothiazole
    —— 5-Acetyl-6,7-dihydro-2-phenyl-1H,5H-pyrrolo<2,3-f>indole 91255-47-9 C18H16N2O
    5-Acetyl-6,7-dihydro-2-phenyl-1H,5H-pyrrolo<2,3-f>indole
    —— 5-(Benzyloxy)-4-chloro-2-(propan-2-yl)pyridazin-3(2H)-one 88094-11-5 C14H15ClN2O2
    5-(Benzyloxy)-4-chloro-2-(propan-2-yl)pyridazin-3(2H)-one
    —— 5-[[3,5-Bis(trifluoromethyl)phenyl]methoxymethyl]-4-(3,4-dichlorophenyl)oxolan-2-one 315682-14-5 C20H14Cl2F6O3
    5-[[3,5-Bis(trifluoromethyl)phenyl]methoxymethyl]-4-(3,4-dichlorophenyl)oxolan-2-one
    —— 5-(4-Isothiocyanato-benzenesulfonylamino)-[1,3,4]thiadiazole-2-sulfonic acid amide 813463-09-1 C9H7N5O4S4
    5-(4-Isothiocyanato-benzenesulfonylamino)-[1,3,4]thiadiazole-2-sulfonic acid amide
    —— 5,6-Dimethyl-2-(3-oxobutyl)cyclohexanone 139697-59-9 C12H20O2
    5,6-Dimethyl-2-(3-oxobutyl)cyclohexanone
    —— 5-tert-Butyl-3-phenyl-bicyclo[2.2.1]hept-5-en-2-ylamine 300706-33-6 C17H23N
    5-tert-Butyl-3-phenyl-bicyclo[2.2.1]hept-5-en-2-ylamine
    —— 5-(Benzyloxy)-4-chloro-2-methylpyridazin-3(2H)-one 88093-84-9 C12H11ClN2O2
    5-(Benzyloxy)-4-chloro-2-methylpyridazin-3(2H)-one
    —— 5-isobutyl-1-phenylpyrazole-3-carboxylic acid 3191-85-3 C14H16N2O2
    5-isobutyl-1-phenylpyrazole-3-carboxylic acid
    —— 5-[(4-Bromophenyl)methoxy]-2-butyl-4-chloropyridazin-3(2H)-one 88094-27-3 C15H16BrClN2O2
    5-[(4-Bromophenyl)methoxy]-2-butyl-4-chloropyridazin-3(2H)-one
    —— (5Z,8Z)-[10,11,12,12-2H]tetradeca-5,8-dienoic acid 352313-80-5 C14H24O2
    (5Z,8Z)-[10,11,12,12-2H]tetradeca-5,8-dienoic acid
    —— 5-[bis(2-nitro-benzoyl)-amino]-1-methyl-1H-pyrazole-4-carboxylic acid ethyl ester 271778-17-7 C21H17N5O8
    5-[bis(2-nitro-benzoyl)-amino]-1-methyl-1H-pyrazole-4-carboxylic acid ethyl ester