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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5,6,8-trichloro-4<i>H</i>-benzo[1,4]oxazine-2,3-dione 90007-93-5 C8H2Cl3NO3
    5,6,8-trichloro-4<i>H</i>-benzo[1,4]oxazine-2,3-dione
    —— 5-Amino-4-(N-methylcarboxamido)-2-(m-methylphenyl)-imidazol*HCl 50530-84-2 C12H14N4O*ClH
    5-Amino-4-(N-methylcarboxamido)-2-(m-methylphenyl)-imidazol*HCl
    —— 5-(benzyloxy)-1-(chloromethyl)-7-[3-(5-{4-[5-(methoxycarbonyl)-1-methyl-1H-pyrrol-3-ylcarbamoyl]-1,3-thiazol-2-ylcarbamoyl}-1-methyl-1H-pyrrol-3-ylcarbamoyl)propanoylamino]-2,3-dihydro-1H-benzo[e]indole-3-carboxylic acid tert-butyl ester 536738-68-8 C46H47ClN8O9S
    5-(benzyloxy)-1-(chloromethyl)-7-[3-(5-{4-[5-(methoxycarbonyl)-1-methyl-1H-pyrrol-3-ylcarbamoyl]-1,3-thiazol-2-ylcarbamoyl}-1-methyl-1H-pyrrol-3-ylcarbamoyl)propanoylamino]-2,3-dihydro-1H-benzo[e]indole-3-carboxylic acid tert-butyl ester
    —— 5-{2-[3-(6-hydroxy-6-methylheptyl)phenyl]-1-methylvinyl}benzene-1,3-diol 268544-00-9 C23H30O3
    5-{2-[3-(6-hydroxy-6-methylheptyl)phenyl]-1-methylvinyl}benzene-1,3-diol
    —— 5-Aethyl-2-(dimethylcarbamoylimino)-1,3,4-thiadiazolin-3-carbonsaeureaethylester 66664-38-8 C10H16N4O3S
    5-Aethyl-2-(dimethylcarbamoylimino)-1,3,4-thiadiazolin-3-carbonsaeureaethylester
    —— 5-bromo-2-trifluoromethyl-benzoimidazole-1-carboxylic acid ethyl ester 14832-28-1 C11H8BrF3N2O2
    5-bromo-2-trifluoromethyl-benzoimidazole-1-carboxylic acid ethyl ester
    —— (5-Methyl-3-phenyl-isoxazol-4-yl)-oxo-acetonitrile 34574-95-3 C12H8N2O2
    (5-Methyl-3-phenyl-isoxazol-4-yl)-oxo-acetonitrile
    —— 5,5'-dimethyl-2<i>H</i>,2'<i>H</i>-2,2'-(4,4'-sulfonyl-diphenyl)-bis-pyrazol-3-ylamine 97296-21-4 C20H20N6O2S
    5,5'-dimethyl-2<i>H</i>,2'<i>H</i>-2,2'-(4,4'-sulfonyl-diphenyl)-bis-pyrazol-3-ylamine
    —— 5-hydroxy-4a,4b-dimethyl-octahydro-cyclobuta[1,2-<i>d</i>;4,3-<i>d</i>']dipyrimidine-2,4,7-trione 33407-96-4 C10H14N4O4
    5-hydroxy-4a,4b-dimethyl-octahydro-cyclobuta[1,2-<i>d</i>;4,3-<i>d</i>']dipyrimidine-2,4,7-trione
    —— 5-benzo[1,3]dioxol-5-yl-6-phenyl-pyrimidin-4-ylamine 24966-24-3 C17H13N3O2
    5-benzo[1,3]dioxol-5-yl-6-phenyl-pyrimidin-4-ylamine
    —— 5α-Fluorcholestan-4β-ol 24375-57-3 C27H47FO
    5α-Fluorcholestan-4β-ol
    —— 5,6,7,8-Tetrachlor-7H-benzocyclohepten 61823-89-0 C11H6Cl4
    5,6,7,8-Tetrachlor-7H-benzocyclohepten
    —— 5H-2,3,6,7-tetrahydro-6-O-methoxyphenyl-5,7-dioxothiazolo[3,2-a]pyrimidine 76089-50-4 C13H12N2O3S
    5H-2,3,6,7-tetrahydro-6-O-methoxyphenyl-5,7-dioxothiazolo[3,2-a]pyrimidine
    —— 5-hydroxy-1,2-dimethyl-6-oxo-1,6-dihydro-pyridine-3-carboxylic acid ethyl ester 34937-58-1 C10H13NO4
    5-hydroxy-1,2-dimethyl-6-oxo-1,6-dihydro-pyridine-3-carboxylic acid ethyl ester
    —— 5-Chlor-3-(1,2,4-triazol-4-yl)-1,2,4-triazol 27643-46-5 C4H3ClN6
    5-Chlor-3-(1,2,4-triazol-4-yl)-1,2,4-triazol
    —— 5-[3-(1-Isobutyryloxy-3-oxo-butyl)-4-methyl-5-oxo-tetrahydro-furan-2-yl]-4-methyl-pentanoic acid methyl ester 27210-56-6 C20H32O7
    5-[3-(1-Isobutyryloxy-3-oxo-butyl)-4-methyl-5-oxo-tetrahydro-furan-2-yl]-4-methyl-pentanoic acid methyl ester
    —— 5,5a,6,7,8,8a-Hexahydro-pentaleno[1,2-c]pyridine 29883-78-1 C11H13N
    5,5a,6,7,8,8a-Hexahydro-pentaleno[1,2-c]pyridine
    —— 5H-Chinoxalino<2',3':4,5>thiazolo<3,2-b>chinazolin-5-on 27038-99-9 C16H8N4OS
    5H-Chinoxalino<2',3':4,5>thiazolo<3,2-b>chinazolin-5-on
    —— 5-dimethoxyphosphoryloxy-2-phenyl-2<i>H</i>-[1,2,4]triazole-3-carboxylic acid ethyl ester 37594-14-2 C13H16N3O6P
    5-dimethoxyphosphoryloxy-2-phenyl-2<i>H</i>-[1,2,4]triazole-3-carboxylic acid ethyl ester
    —— 5-(2-Chloro-phenyl)-1,7-dimethyl-4-oxy-1,3-dihydro-thieno[2,3-e][1,4]diazepin-2-one 39976-97-1 C15H13ClN2O2S
    5-(2-Chloro-phenyl)-1,7-dimethyl-4-oxy-1,3-dihydro-thieno[2,3-e][1,4]diazepin-2-one
    —— 5,6-dimethoxy-2,3,9,9a-tetrahydro-7<i>H</i>-pyrano[2,3,4-<i>de</i>]isoquinoline-8-carboxylic acid amide 63932-77-4 C14H18N2O4
    5,6-dimethoxy-2,3,9,9a-tetrahydro-7<i>H</i>-pyrano[2,3,4-<i>de</i>]isoquinoline-8-carboxylic acid amide
    —— 5-ferrocenylethynyl-2-hydroxypyrimidine 1064699-76-8 C16H12FeN2O
    5-ferrocenylethynyl-2-hydroxypyrimidine
    —— 5-<3-(4-Hydroxy-piperidino)-propyl>-5H-dibenzo<b,f>azepin 106784-63-8 C22H26N2O
    5-<3-(4-Hydroxy-piperidino)-propyl>-5H-dibenzo<b,f>azepin
    —— [5-Amino-3-(5-nitro-furan-2-yl)-isoxazol-4-yl]-piperidin-1-yl-methanone 15381-94-9 C13H14N4O5
    [5-Amino-3-(5-nitro-furan-2-yl)-isoxazol-4-yl]-piperidin-1-yl-methanone
    —— 5-O-tert-butyldimethylsilyl-4''-deoxy-4''-(S)-β-styrylavermectin B1b 737798-26-4 C61H90O13Si
    5-O-tert-butyldimethylsilyl-4''-deoxy-4''-(S)-β-styrylavermectin B1b
    —— 5-amino-1-(5-iodo-5-deoxy-β-D-ribofuranosyl)imidazole-4-N-(4-chlorophenyl)methylcarboxamide 142344-83-0 C16H18ClIN4O4
    5-amino-1-(5-iodo-5-deoxy-β-D-ribofuranosyl)imidazole-4-N-(4-chlorophenyl)methylcarboxamide
    —— 5,11,17,23,29,35,41,47-octa-tert-butyl-9,50,51,52,53,54,55,56-octakis(chlorocarbonyloxymethoxy)calix[8]arene 116851-61-7 C104H120Cl8O16
    5,11,17,23,29,35,41,47-octa-tert-butyl-9,50,51,52,53,54,55,56-octakis(chlorocarbonyloxymethoxy)calix[8]arene
    —— 5-hydroxy-7-(4-nitrophenyl)-1,3-benzoxathiole-2-thione 1240472-21-2 C13H7NO4S2
    5-hydroxy-7-(4-nitrophenyl)-1,3-benzoxathiole-2-thione
    —— [5-Isopropyl-3-oxo-3H-isobenzofuran-(1E)-ylidene]-acetic acid ethyl ester 131106-66-6 C15H16O4
    [5-Isopropyl-3-oxo-3H-isobenzofuran-(1E)-ylidene]-acetic acid ethyl ester
    —— 5,18<1',2'>:9,14<1'',2''>dibenzeno-7,16-etheno-5,7,9,14,16,18-hexahydroheptacene 126645-12-3 C44H28
    5,18<1',2'>:9,14<1'',2''>dibenzeno-7,16-etheno-5,7,9,14,16,18-hexahydroheptacene
    —— 5-amino-1-(4-fluorophenyl)-N-(3,3,3-trifluoro-2-(2-fluoroethyl(phenylcarbonyl)aminomethyl)-2-hydroxypropyl)-1H-pyrazole-4-carboxamide 1034141-49-5 C23H22F5N5O3
    5-amino-1-(4-fluorophenyl)-N-(3,3,3-trifluoro-2-(2-fluoroethyl(phenylcarbonyl)aminomethyl)-2-hydroxypropyl)-1H-pyrazole-4-carboxamide
    —— 5-benzyl-6-(6-methoxynaphthalen-2-yl)-5,6-dihydro-indeno[2,1-b]indole 1065544-81-1 C33H25NO
    5-benzyl-6-(6-methoxynaphthalen-2-yl)-5,6-dihydro-indeno[2,1-b]indole
    —— (5R,6S)-3-((E)-2-Acetylamino-vinylsulfanyl)-6-{(R)-1-[4-(2-amino-ethoxycarbonyl)-[1,2,3]triazol-1-yl]-ethyl}-7-oxo-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 84465-95-2 C18H22N6O6S
    (5R,6S)-3-((E)-2-Acetylamino-vinylsulfanyl)-6-{(R)-1-[4-(2-amino-ethoxycarbonyl)-[1,2,3]triazol-1-yl]-ethyl}-7-oxo-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid
    —— 5,5'-bis-dodecyloxy-2,2'-(6-methyl-[1,3,5]triazine-2,4-diyl)-bis-phenol 4407-52-7 C40H61N3O4
    5,5'-bis-dodecyloxy-2,2'-(6-methyl-[1,3,5]triazine-2,4-diyl)-bis-phenol
    —— 5-Methyl-2-(1-phenyl-butyl)-2,4-dihydro-pyrazol-3-one 55294-00-3 C14H18N2O
    5-Methyl-2-(1-phenyl-butyl)-2,4-dihydro-pyrazol-3-one
    —— 5-methylidene-4,5-dihydrospiro[furan-3(2H),1'-[1H]isoindole]-2,3'(2'H)-dione 1022170-20-2 C12H9NO3
    5-methylidene-4,5-dihydrospiro[furan-3(2H),1'-[1H]isoindole]-2,3'(2'H)-dione
    —— (5-methyl-3-pentyl-4,5-dihydroisoxazol-5-yl)methanol 1221447-59-1 C10H19NO2
    (5-methyl-3-pentyl-4,5-dihydroisoxazol-5-yl)methanol
    —— 5-hydroxy-19-methoxy-5α-cholestan-4-one 77733-12-1 C28H48O3
    5-hydroxy-19-methoxy-5α-cholestan-4-one
    —— [5-Methoxy-6-methyl-4-(phenyl-hydrazonomethyl)-pyridin-3-yl]-methanol 26210-24-2 C15H17N3O2
    [5-Methoxy-6-methyl-4-(phenyl-hydrazonomethyl)-pyridin-3-yl]-methanol
    —— 5-ethyl-3-(3-methoxycarbonyl-propionyl)-4-methyl-pyrrole-2-carboxylic acid ethyl ester 25109-99-3 C15H21NO5
    5-ethyl-3-(3-methoxycarbonyl-propionyl)-4-methyl-pyrrole-2-carboxylic acid ethyl ester
    —— 5'-Acetylthiomethylgriseofulvin 33747-41-0 C20H21ClO7S
    5'-Acetylthiomethylgriseofulvin
    —— 5-amino-2-(4-methyl-piperazin-1-yl)-benzaldehyde (2-hydroxy-ethyl)-hydrazone 35406-98-5 C14H23N5O
    5-amino-2-(4-methyl-piperazin-1-yl)-benzaldehyde (2-hydroxy-ethyl)-hydrazone
    —— 5,5-dimethyl-3-trifluoromethyl-3,3a,4,5-tetrahydro-2<i>H</i>-indazol-3-ol 35179-60-3 C10H13F3N2O
    5,5-dimethyl-3-trifluoromethyl-3,3a,4,5-tetrahydro-2<i>H</i>-indazol-3-ol
    —— 5-(<i>N</i>-methyl-anilino)-2-phenyl-1-oxa-3,5-diaza-spiro[5.6]dodec-2-ene-4-thione 39838-67-0 C22H25N3OS
    5-(<i>N</i>-methyl-anilino)-2-phenyl-1-oxa-3,5-diaza-spiro[5.6]dodec-2-ene-4-thione
    —— 5-cyclohex-1-enyl-2-methylpyrano[2,3,4-ij]isoquinolin-8-ol 1040270-57-2 C18H17NO2
    5-cyclohex-1-enyl-2-methylpyrano[2,3,4-ij]isoquinolin-8-ol
    —— 5-(2,6-Dichloro-phenylmethanesulfonyl)-3-[1-[3,5-dimethyl-4-(3-morpholin-4-yl-3-oxo-propyl)-1H-pyrrol-2-yl]-meth-(Z)-ylidene]-1,3-dihydro-indol-2-one 477577-30-3 C29H29Cl2N3O5S
    5-(2,6-Dichloro-phenylmethanesulfonyl)-3-[1-[3,5-dimethyl-4-(3-morpholin-4-yl-3-oxo-propyl)-1H-pyrrol-2-yl]-meth-(Z)-ylidene]-1,3-dihydro-indol-2-one
    —— 5-[(E)-(S)-2-Methoxymethyl-pyrrolidin-1-ylimino]-pentanoic acid ethyl ester 192048-50-3 C13H24N2O3
    5-[(E)-(S)-2-Methoxymethyl-pyrrolidin-1-ylimino]-pentanoic acid ethyl ester
    —— 5-Benzofurancarboxylic acid, 4-amino-, methyl ester 2092700-00-8 C10H9NO3
    5-Benzofurancarboxylic acid, 4-amino-, methyl ester
    —— 5-[3-(tert-butyldimethylsilyloxy)propyloxy]-7-[1-(tert-butoxycarbonyl)-5-(piperidinomethyl)indol-2-yl]isoindolinone 1021343-51-0 C36H51N3O5Si
    5-[3-(tert-butyldimethylsilyloxy)propyloxy]-7-[1-(tert-butoxycarbonyl)-5-(piperidinomethyl)indol-2-yl]isoindolinone
    —— 5-[3-(2-bromo-5-fluorophenoxy)azetidin-1-yl]-N-butylpyrazine-2-carboxamide 1222403-99-7 C18H20BrFN4O2
    5-[3-(2-bromo-5-fluorophenoxy)azetidin-1-yl]-N-butylpyrazine-2-carboxamide