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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-chloro-6-(4-chlorophenylthio)-4-hydroxy-2,3-dimethyl-quinoline 875774-72-4 C17H13Cl2NOS
    5-chloro-6-(4-chlorophenylthio)-4-hydroxy-2,3-dimethyl-quinoline
    —— 5-(3-Hydroxyphenyl)-2-thiophenecarboxamide 1007578-72-4 C11H9NO2S
    5-(3-Hydroxyphenyl)-2-thiophenecarboxamide
    —— 5-butyl-1<i>H</i>-pyrimidine-4,6-dione 3974-12-7 C8H12N2O2
    5-butyl-1<i>H</i>-pyrimidine-4,6-dione
    —— 5-(4-amino-2,6-dimethyl-phenoxy)-N-cyclobutyl-2-hydroxy-N-methyl-benzamide 355377-77-4 C20H24N2O3
    5-(4-amino-2,6-dimethyl-phenoxy)-N-cyclobutyl-2-hydroxy-N-methyl-benzamide
    —— 5-(Dimethylaminomethylideneamino)-2-(3-hydroxy-6-oxoxanthen-9-yl)benzoic acid 1034888-00-0 C23H18N2O5
    5-(Dimethylaminomethylideneamino)-2-(3-hydroxy-6-oxoxanthen-9-yl)benzoic acid
    —— 5-[5-(3,5-dichloro-phenyl)-5-trifluoromethyl-4,5-dihydro-isoxazol-3-yl]-3-methyl-thiophene-2-carboxylic acid ethyl ester 1231755-17-1 C18H14Cl2F3NO3S
    5-[5-(3,5-dichloro-phenyl)-5-trifluoromethyl-4,5-dihydro-isoxazol-3-yl]-3-methyl-thiophene-2-carboxylic acid ethyl ester
    —— 5-(ethoxycarbonyl)-5-methyl-6-oxoheptane-1-sulfonic acid 688339-32-4 C11H20O6S
    5-(ethoxycarbonyl)-5-methyl-6-oxoheptane-1-sulfonic acid
    —— 5-(2-chloro-3,5-dimethoxyphenyl)-3,6-dimethyl-4-(2,4,6-trifluorophenyl)-2H-pyran-2-one 1416363-66-0 C21H16ClF3O4
    5-(2-chloro-3,5-dimethoxyphenyl)-3,6-dimethyl-4-(2,4,6-trifluorophenyl)-2H-pyran-2-one
    —— 5,8-Epoxy-5,8-dihydro-3-hydroxy-8'-apo-b,y-carotenal 54899-35-3 C30H40O3
    5,8-Epoxy-5,8-dihydro-3-hydroxy-8'-apo-b,y-carotenal
    —— 5-(12-Heptadecenyl)-1,3-benzenediol 103462-06-2 C23H38O2
    5-(12-Heptadecenyl)-1,3-benzenediol
    —— 5-(2-hydroxy-3-morpholin-4-ylpropyl)-3-methyl-5,6,7,8-tetrahydro-1H-pyrrolo[3,2-c]azepin-4-one 1082990-43-9 C16H25N3O3
    5-(2-hydroxy-3-morpholin-4-ylpropyl)-3-methyl-5,6,7,8-tetrahydro-1H-pyrrolo[3,2-c]azepin-4-one
    —— 5-(2-hydroxy-3-morpholin-4-ylpropyl)-3-methyl-4-oxo-1,4,5,6,7,8-hexahydro-pyrrolo[3,2-c]azepine-2-carbaldehyde 1082990-45-1 C17H25N3O4
    5-(2-hydroxy-3-morpholin-4-ylpropyl)-3-methyl-4-oxo-1,4,5,6,7,8-hexahydro-pyrrolo[3,2-c]azepine-2-carbaldehyde
    —— 5E,9E,13E-geranylgeranyl-rac-3-methyl-3-carboethoxy acetone 1428956-47-1 C27H44O3
    5E,9E,13E-geranylgeranyl-rac-3-methyl-3-carboethoxy acetone
    —— ((5-fluoro-2-methoxyphenyl)ethynyl)(phenyl)selane 1128143-59-8 C15H11FOSe
    ((5-fluoro-2-methoxyphenyl)ethynyl)(phenyl)selane
    —— 5-methyl-6-oxo-[1-(phenylselenyl)ethyl]-3,6-dihydro-2H-1,4-oxazin-4-ium-4-olate 655243-69-9 C13H15NO3Se
    5-methyl-6-oxo-[1-(phenylselenyl)ethyl]-3,6-dihydro-2H-1,4-oxazin-4-ium-4-olate
    —— 5-(6H-1,3-dioxin-4-yl)-2-methyl-3-oxopentanoic acid ethyl ester 402715-98-4 C12H18O5
    5-(6H-1,3-dioxin-4-yl)-2-methyl-3-oxopentanoic acid ethyl ester
    —— 5,6-dimethyl-1H-pyrazolo[1,5-a]pyrimidin-7-one 61098-36-0 C8H9N3O
    5,6-dimethyl-1H-pyrazolo[1,5-a]pyrimidin-7-one
    —— 5-(furan-2-ylmethyl)-pyrrolo[3,4-d]imidazole-4,6(1H,5H)-dione 1114372-47-2 C10H7N3O3
    5-(furan-2-ylmethyl)-pyrrolo[3,4-d]imidazole-4,6(1H,5H)-dione
    —— 5-methyl-3-phenyl-1,2,4-thiadiazole 90418-03-4 C9H8N2S
    5-methyl-3-phenyl-1,2,4-thiadiazole
    —— 5-methyl-6-oxoheptane-1-sulfonic acid 688339-30-2 C8H16O4S
    5-methyl-6-oxoheptane-1-sulfonic acid
    —— 5-endo-bromo-6-exo-phenylselenyl-7-oxabicyclo<2.2.1>heptan-2-endo-ol benzyl ether 132929-39-6 C19H19BrO2Se
    5-endo-bromo-6-exo-phenylselenyl-7-oxabicyclo<2.2.1>heptan-2-endo-ol benzyl ether
    —— 5-methyl-1-(2-trimethylsilanyl-ethoxymethyl)-1H-imidazole-2-carboxylic acid ethyl ester 954125-10-1 C13H24N2O3Si
    5-methyl-1-(2-trimethylsilanyl-ethoxymethyl)-1H-imidazole-2-carboxylic acid ethyl ester
    —— (5S)-5-(3-Iodo-2-methylprop-2-en-1-yl)oxolan-2-one 404356-75-8 C8H11IO2
    (5S)-5-(3-Iodo-2-methylprop-2-en-1-yl)oxolan-2-one
    —— 5-ethyl-nonan-5-ol 5340-51-2 C11H24O
    5-ethyl-nonan-5-ol
    —— 5-bromo-3-cyano-1-methyl-2-oxoindolin-3-yl ethyl carbonate 1401332-86-2 C13H11BrN2O4
    5-bromo-3-cyano-1-methyl-2-oxoindolin-3-yl ethyl carbonate
    —— 5-hydroxy-3,4-dimethylpyrazole —— C5H8N2O
    5-hydroxy-3,4-dimethylpyrazole
    —— 54-Deoxy-50-hydroxyciguatoxin 263336-54-5 C60H86O19
    54-Deoxy-50-hydroxyciguatoxin
    —— 5-isopropyl-2-methyl-1,1'-biphenyl 2086-50-2 C16H18
    5-isopropyl-2-methyl-1,1'-biphenyl
    —— 52-Epiciguatoxin 189013-49-8 C60H86O19
    52-Epiciguatoxin
    —— 5',6'-Epoxy-5',6'-dihydro-beta,beta-caroten-3-ol 29291-23-4 C40H56O2
    5',6'-Epoxy-5',6'-dihydro-beta,beta-caroten-3-ol
    —— 5-amino-2-mercapto-1-phenylmethyl-1H-imidazole-4-carboxylic acid amide 60598-56-3 C11H12N4OS
    5-amino-2-mercapto-1-phenylmethyl-1H-imidazole-4-carboxylic acid amide
    —— 5-[2-(4-methoxymethoxyphenyl)ethyl]-1-cyclooctanone 471279-41-1 C18H26O3
    5-[2-(4-methoxymethoxyphenyl)ethyl]-1-cyclooctanone
    —— 5-methoxy-4-methoxycarbonylpyrimidine 64224-66-4 C7H8N2O3
    5-methoxy-4-methoxycarbonylpyrimidine
    —— 5-[1-ethyl-4-(2-trimethylsilanyl-ethoxymethoxy)-1H-indol-6-ylmethyl]-pyrimidine-2,4-diamine 372100-20-4 C21H31N5O2Si
    5-[1-ethyl-4-(2-trimethylsilanyl-ethoxymethoxy)-1H-indol-6-ylmethyl]-pyrimidine-2,4-diamine
    —— 5-Amino-1-benzyl-2-prop-2-enylsulfanylimidazole-4-carboxamide 864427-70-3 C14H16N4OS
    5-Amino-1-benzyl-2-prop-2-enylsulfanylimidazole-4-carboxamide
    —— 5-aminomethylenebarbituric acid 59025-32-0 C5H5N3O3
    5-aminomethylenebarbituric acid
    —— 5-diazo-4-nitroimidazole 82039-91-6 C3HN5O2
    5-diazo-4-nitroimidazole
    —— 5-ethyl-3-(3'-isopropoxyphenyl)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7(6H)-one 1609009-17-7 C15H17N5O2
    5-ethyl-3-(3'-isopropoxyphenyl)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7(6H)-one
    —— 5-Amino-1-benzyl-2-benzylsulfanylimidazole-4-carboxamide 864427-69-0 C18H18N4OS
    5-Amino-1-benzyl-2-benzylsulfanylimidazole-4-carboxamide
    —— 5-phenyl-1-(4-phenyl-butyl)-pentylamine 102759-05-7 C21H29N
    5-phenyl-1-(4-phenyl-butyl)-pentylamine
    —— 5-amino-2-[cyclopentyl-(4-fluorophenyl)methyl]-7-(4-[2-(4-chlorophenoxy)acetyl]piperazin-1-yl)thiazolo[5,4-d]pyrimidine 1245318-70-0 C29H30ClFN6O2S
    5-amino-2-[cyclopentyl-(4-fluorophenyl)methyl]-7-(4-[2-(4-chlorophenoxy)acetyl]piperazin-1-yl)thiazolo[5,4-d]pyrimidine
    —— 5-ethyl-4-phenyl-oxazole 20662-91-3 C11H11NO
    5-ethyl-4-phenyl-oxazole
    —— 5-[1-methyl-4-(2-trimethylsilanyl-ethoxymethoxy)-1H-indol-6-ylmethyl]-pyrimidine-2,4-diamine 372100-08-8 C20H29N5O2Si
    5-[1-methyl-4-(2-trimethylsilanyl-ethoxymethoxy)-1H-indol-6-ylmethyl]-pyrimidine-2,4-diamine
    —— 5-phenylpentyl propionate 1381980-55-7 C14H20O2
    5-phenylpentyl propionate
    —— 5-cyclopentyl-2-(2,3-dichlorophenyl)-5H-imidazo[4,5-c]pyridine 1196131-08-4 C17H15Cl2N3
    5-cyclopentyl-2-(2,3-dichlorophenyl)-5H-imidazo[4,5-c]pyridine
    —— 5-cyclopentyl-2-(3,4-dichlorophenyl)-5H-imidazo[4,5-c]pyridine 1196131-06-2 C17H15Cl2N3
    5-cyclopentyl-2-(3,4-dichlorophenyl)-5H-imidazo[4,5-c]pyridine
    —— 5-methyl-3-(phenylamino)-2-(4-(pyridin-2-yl)benzyl)-2H-pyrazolo[3,4-d]pyrimidine-4,6(5H,7H)-dione 960064-67-9 C24H20N6O2
    5-methyl-3-(phenylamino)-2-(4-(pyridin-2-yl)benzyl)-2H-pyrazolo[3,4-d]pyrimidine-4,6(5H,7H)-dione
    —— 5-bromo-1-trifluoroacetyl-1,3-dihydroindole-2,2-dicarboxylic acid diethyl ester 183173-49-1 C16H15BrF3NO5
    5-bromo-1-trifluoroacetyl-1,3-dihydroindole-2,2-dicarboxylic acid diethyl ester
    —— 5-cyclopentyl-2-(naphthalen-2-yl)-5H-imidazo[4,5-c]pyridine 1196131-05-1 C21H19N3
    5-cyclopentyl-2-(naphthalen-2-yl)-5H-imidazo[4,5-c]pyridine
    —— 5-aminomethylene-2-thio-barbituric acid 88511-54-0 C5H5N3O2S
    5-aminomethylene-2-thio-barbituric acid