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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-bromo-3-methoxycyclohexa-3,5-diene-1,2-dione 1259015-03-6 C7H5BrO3
    5-bromo-3-methoxycyclohexa-3,5-diene-1,2-dione
    —— 5-propionylimino-5,10-dihydro-5λ<sup>4</sup>-phenothiazine 5-oxide 66721-24-2 C15H14N2O2S
    5-propionylimino-5,10-dihydro-5λ<sup>4</sup>-phenothiazine 5-oxide
    —— 5-{[2-(perfluorohexyl)ethyl]thiomethyl}-N-(2,4,6-trichlorophenyloxysulfonyl)-2-thioxo-1,3,4-oxadiazole-3(2H)-carboxamide 1309763-37-8 C18H9Cl3F13N3O5S3
    5-{[2-(perfluorohexyl)ethyl]thiomethyl}-N-(2,4,6-trichlorophenyloxysulfonyl)-2-thioxo-1,3,4-oxadiazole-3(2H)-carboxamide
    —— 5,9-diacetyl-2,2-dimethyl-3,5,6,7,8,9-hexahydro-2<i>H</i>-furo[2,3-<i>b</i>][1,5]diazocin-4-one 53405-53-1 C14H20N2O4
    5,9-diacetyl-2,2-dimethyl-3,5,6,7,8,9-hexahydro-2<i>H</i>-furo[2,3-<i>b</i>][1,5]diazocin-4-one
    —— 5-(3-chloro-phenylethynyl)-pyridine-2-carboxylic acid 1600527-98-7 C14H8ClNO2
    5-(3-chloro-phenylethynyl)-pyridine-2-carboxylic acid
    —— 5-phenyl-3-pyridin-2-yl-3H-[1,3,4]oxadiazol-2-one 27182-36-1 C13H9N3O2
    5-phenyl-3-pyridin-2-yl-3H-[1,3,4]oxadiazol-2-one
    —— 5-butoxy-1-<i>p</i>-tolyl-1<i>H</i>-[1,2,4]triazole-3-carboxylic acid 2-phenyl-1-phenylcarbamoyl-vinylamide 62847-01-2 C29H29N5O3
    5-butoxy-1-<i>p</i>-tolyl-1<i>H</i>-[1,2,4]triazole-3-carboxylic acid 2-phenyl-1-phenylcarbamoyl-vinylamide
    —— 5-methyl-2-phenylmethanesulfonyl-2<i>H</i>-pyrazole-3,4-dione 4-[(2,3-dimethyl-phenyl)-hydrazone] 63682-22-4 C19H20N4O3S
    5-methyl-2-phenylmethanesulfonyl-2<i>H</i>-pyrazole-3,4-dione 4-[(2,3-dimethyl-phenyl)-hydrazone]
    —— 5-Bromo-4-hydroxy-2-methyl-2H-pyridazin-3-one 64178-83-2 C5H5BrN2O2
    5-Bromo-4-hydroxy-2-methyl-2H-pyridazin-3-one
    —— [5-(4-methoxy-benzylidene)-4-(4-methoxy-phenylimino)-4,5-dihydro-thiazol-2-ylsulfanyl]-acetic acid ethyl ester 60777-11-9 C22H22N2O4S2
    [5-(4-methoxy-benzylidene)-4-(4-methoxy-phenylimino)-4,5-dihydro-thiazol-2-ylsulfanyl]-acetic acid ethyl ester
    —— 5-ethynyl-1-(4-fluoro-5-hydroxymethyl-tetrahydrofuran-2-yl)-1H-pyrimidine-2,4-dione 128436-14-6 C11H11FN2O4
    5-ethynyl-1-(4-fluoro-5-hydroxymethyl-tetrahydrofuran-2-yl)-1H-pyrimidine-2,4-dione
    —— 5-ethoxy-4-methyl-3-(4-methylpiperazin-1-yl)-2-oxo-2H-chromen-7-yl 4-methylbenzenesulfonate 1456808-32-4 C24H28N2O6S
    5-ethoxy-4-methyl-3-(4-methylpiperazin-1-yl)-2-oxo-2H-chromen-7-yl 4-methylbenzenesulfonate
    —— (5R,6R)-5-Benzyl-1-(3-pyridin-3-yl-propionyl)-6-(2-trimethylsilanyl-ethoxymethoxy)-[1,2,4]triazepan-3-one 871905-84-9 C25H36N4O4Si
    (5R,6R)-5-Benzyl-1-(3-pyridin-3-yl-propionyl)-6-(2-trimethylsilanyl-ethoxymethoxy)-[1,2,4]triazepan-3-one
    —— (5RS)-9-(3,5-bis-trifluoromethyl-benzoyl)-3-[3-(4-methyl-piperazin-1-yl)-propyl]-5-phenyl-1-oxa-3,9-diaza-spiro[5.5]undecan-2-one 475636-33-0 C31H36F6N4O3
    (5RS)-9-(3,5-bis-trifluoromethyl-benzoyl)-3-[3-(4-methyl-piperazin-1-yl)-propyl]-5-phenyl-1-oxa-3,9-diaza-spiro[5.5]undecan-2-one
    —— 5-fluoro-2-iodo-4-(trifluoromethyl)phenol 1235407-47-2 C7H3F4IO
    5-fluoro-2-iodo-4-(trifluoromethyl)phenol
    —— 5-(((4-cyanobenzyl)oxy)(1-methyl-1H-imidazol-5-yl)methyl)-2'-methyl(1,1'-biphenyl)-2-carbonitrile hydrochloride 371762-48-0 C27H22N4O*ClH
    5-(((4-cyanobenzyl)oxy)(1-methyl-1H-imidazol-5-yl)methyl)-2'-methyl(1,1'-biphenyl)-2-carbonitrile hydrochloride
    —— 5-butyl-2-(2-oxopropyl)furan-3(2H)-one 1331865-31-6 C11H16O3
    5-butyl-2-(2-oxopropyl)furan-3(2H)-one
    —— 5-Nitro-1-(2-Ureido-aethyl)-benzimidazol 59336-97-9 C10H11N5O3
    5-Nitro-1-(2-Ureido-aethyl)-benzimidazol
    —— 5,6,8,9-tetrabromo-tridecane 100544-21-6 C13H24Br4
    5,6,8,9-tetrabromo-tridecane
    —— 5-Ethyl-4,6-dimethyl-2-methylsulfonylthieno[2,3-b]pyridine-3-carbonitrile 874633-09-7 C13H14N2O2S2
    5-Ethyl-4,6-dimethyl-2-methylsulfonylthieno[2,3-b]pyridine-3-carbonitrile
    —— 5-amino-4-(4-pyridyl)-3-(2,4,5-trifluorophenyl)isoxazole 1000186-81-1 C14H8F3N3O
    5-amino-4-(4-pyridyl)-3-(2,4,5-trifluorophenyl)isoxazole
    —— 5-[(2-chlorophenyl)acetylamino]-3-(2-chloro-4-fluorophenyl)-4-(4-pyridyl)isoxazole 1000186-55-9 C22H14Cl2FN3O2
    5-[(2-chlorophenyl)acetylamino]-3-(2-chloro-4-fluorophenyl)-4-(4-pyridyl)isoxazole
    —— 5-[(1E)-2-[4-(dihexylamino)phenyl]ethenyl]-2-thiophenecarboxaldehyde 933038-00-7 C25H35NOS
    5-[(1E)-2-[4-(dihexylamino)phenyl]ethenyl]-2-thiophenecarboxaldehyde
    —— 5-(4-chlorobenzylsulfonyl)-8-ethoxycarbonylmethyloxyimidazo[1.2-d][1,2,4]triazine 212835-83-1 C16H15ClN4O5S
    5-(4-chlorobenzylsulfonyl)-8-ethoxycarbonylmethyloxyimidazo[1.2-d][1,2,4]triazine
    —— 5-bromo-3-hydroxy-2-methyl-4H-pyran-4-thione 1043933-04-5 C6H5BrO2S
    5-bromo-3-hydroxy-2-methyl-4H-pyran-4-thione
    —— 5,5'-((ethane-1,2-diylbis(4,1-phenylene))bis(diazene-2,1-diyl))bis(2-hydroxybenzonitrile) 92836-66-3 C28H20N6O2
    5,5'-((ethane-1,2-diylbis(4,1-phenylene))bis(diazene-2,1-diyl))bis(2-hydroxybenzonitrile)
    —— 5-bromo-3-trifluoromethyl-imidazo[1,2-<i>a</i>]pyridine 69214-15-9 C8H4BrF3N2
    5-bromo-3-trifluoromethyl-imidazo[1,2-<i>a</i>]pyridine
    —— [(5S,6S,10R,13R,17R)-17-(1,5-Dimethyl-hexyl)-5-hydroxy-10,13-dimethyl-3-oxo-hexadecahydro-cyclopenta[a]phenanthren-6-yl]-acetic acid methyl ester 61549-61-9 C30H50O4
    [(5S,6S,10R,13R,17R)-17-(1,5-Dimethyl-hexyl)-5-hydroxy-10,13-dimethyl-3-oxo-hexadecahydro-cyclopenta[a]phenanthren-6-yl]-acetic acid methyl ester
    —— 5-[1-Carboxy-3-(4-methoxy-phenyl)-3-oxo-propyl]-2-methyl-1H-pyrrole-3-carboxylic acid ethyl ester 54490-40-3 C19H21NO6
    5-[1-Carboxy-3-(4-methoxy-phenyl)-3-oxo-propyl]-2-methyl-1H-pyrrole-3-carboxylic acid ethyl ester
    —— 5,6,12,13,13a-Pentahydro-3-hydroxy-2,9,10-trimethoxydibenzo<a,f>quinolizine 57955-79-0 C20H23NO4
    5,6,12,13,13a-Pentahydro-3-hydroxy-2,9,10-trimethoxydibenzo<a,f>quinolizine
    —— 5-[3,3-Dimethyl-bicyclo[2.2.1]hept-(2Z)-ylidenemethyl]-2,2-dimethyl-3-methylene-bicyclo[2.2.1]heptane 61263-87-4 C20H30
    5-[3,3-Dimethyl-bicyclo[2.2.1]hept-(2Z)-ylidenemethyl]-2,2-dimethyl-3-methylene-bicyclo[2.2.1]heptane
    —— 5-Spiro-7'-(bicyclo<4.1.0>heptan)-barbitursaeure 58248-46-7 C10H12N2O3
    5-Spiro-7'-(bicyclo<4.1.0>heptan)-barbitursaeure
    —— [5']inosinic acid mono-[3-(6-amino-purin-9-yl)-propyl] ester 56495-69-3 C18H22N9O8P
    [5']inosinic acid mono-[3-(6-amino-purin-9-yl)-propyl] ester
    —— 5,5'-dibromo-2,2'-dimethoxy-3,3'-dimethylbiphenyl 76800-32-3 C16H16Br2O2
    5,5'-dibromo-2,2'-dimethoxy-3,3'-dimethylbiphenyl
    —— 5,6,7,8,13,14,16,21,23,24-Decahydroxy-1,2,3,4,9,10,11,12,17,18,19,20-dodecahydroanthra-<2,3-j>-heptaphenchinon-(15,22) 32974-20-2 C42H34O12
    5,6,7,8,13,14,16,21,23,24-Decahydroxy-1,2,3,4,9,10,11,12,17,18,19,20-dodecahydroanthra-<2,3-j>-heptaphenchinon-(15,22)
    —— 5-(benzyloxy)-1-fluoropentan-2-ol 112482-49-2 C12H17FO2
    5-(benzyloxy)-1-fluoropentan-2-ol
    —— 5-amino-1-(4-carboxymethyl-phenyl)-1<i>H</i>-[1,2,3]triazole-4-carboxylic acid 70672-58-1 C11H10N4O4
    5-amino-1-(4-carboxymethyl-phenyl)-1<i>H</i>-[1,2,3]triazole-4-carboxylic acid
    —— 5-nitro-2-oxy-4-phenyl-4,5-dihydro-isoxazole-3-carbonitrile 52617-50-2 C10H7N3O4
    5-nitro-2-oxy-4-phenyl-4,5-dihydro-isoxazole-3-carbonitrile
    —— 5-benzyloxycarbonylamino-2,6,6-trimethyl-tetrahydro-pyran-2-carboxylic acid methyl ester 59483-35-1 C18H25NO5
    5-benzyloxycarbonylamino-2,6,6-trimethyl-tetrahydro-pyran-2-carboxylic acid methyl ester
    —— 5-benzyloxy-2-(2,2,2-trifluoroethoxy)benzoyl chloride 83526-30-1 C16H12ClF3O3
    5-benzyloxy-2-(2,2,2-trifluoroethoxy)benzoyl chloride
    —— 5-(4-chlorophenyl)-N-(2-(4-(2,3-dichlorophenyl)piperazin-1-yl)ethyl)-1-ethyl-2-methyl-1H-pyrrole-3-carboxamide hydrochloride 1220949-57-4 C26H29Cl3N4O*ClH
    5-(4-chlorophenyl)-N-(2-(4-(2,3-dichlorophenyl)piperazin-1-yl)ethyl)-1-ethyl-2-methyl-1H-pyrrole-3-carboxamide hydrochloride
    —— 5,6,8-Trifluoro-7-isopropoxy-9-isopropylidene-1,2,3,4-tetrahydro-1,4-methano-naphthalene 61906-57-8 C17H19F3O
    5,6,8-Trifluoro-7-isopropoxy-9-isopropylidene-1,2,3,4-tetrahydro-1,4-methano-naphthalene
    —— 5-[5-dimethylcarbamoyl-4-(2-methoxycarbonyl-ethyl)-3-methyl-pyrrol-2-ylmethyl]-3-(2-ethoxycarbonyl-ethyl)-4-ethoxycarbonylmethyl-pyrrole-2-carboxylic acid benzyl ester 60205-00-7 C34H43N3O9
    5-[5-dimethylcarbamoyl-4-(2-methoxycarbonyl-ethyl)-3-methyl-pyrrol-2-ylmethyl]-3-(2-ethoxycarbonyl-ethyl)-4-ethoxycarbonylmethyl-pyrrole-2-carboxylic acid benzyl ester
    —— 5,6-difluoro-3-(2-ethoxypyridin-3-yl)-1-(4-methoxyphenylsulfonyl)-3-[4-(4-methylpiperazin-1-yl)benzylamino]-1,3-dihydroindol-2-one 1170677-91-4 C34H35F2N5O5S
    5,6-difluoro-3-(2-ethoxypyridin-3-yl)-1-(4-methoxyphenylsulfonyl)-3-[4-(4-methylpiperazin-1-yl)benzylamino]-1,3-dihydroindol-2-one
    —— (+/-)-5-(9,10-Dihydro-4-hydroxy-2,6-dimethyl-4H-benzo[5,6]cyclohepta[1,2-d]oxazol-4-yl)-2,4(1H,3H)-pyrimidinedione 226720-23-6 C18H17N3O4
    (+/-)-5-(9,10-Dihydro-4-hydroxy-2,6-dimethyl-4H-benzo[5,6]cyclohepta[1,2-d]oxazol-4-yl)-2,4(1H,3H)-pyrimidinedione
    —— 5-m-tolyl-3-(2,4,6-tribromo-phenyl)-2-(2,4,6-tribromo-phenylimino)-thiazolidin-4-one 52551-20-9 C22H12Br6N2OS
    5-m-tolyl-3-(2,4,6-tribromo-phenyl)-2-(2,4,6-tribromo-phenylimino)-thiazolidin-4-one
    —— 5-chloro-1,1,3,3,4,6,7-heptafluoro-1,3-dihydroisobenzofuran 124862-99-3 C8ClF7O
    5-chloro-1,1,3,3,4,6,7-heptafluoro-1,3-dihydroisobenzofuran
    —— 5-amino-2-[2-(4-methoxyphenyl)ethyl]-4-(1-piperazinyl)-6-morpholinopyrimidine 1190067-38-9 C21H30N6O2
    5-amino-2-[2-(4-methoxyphenyl)ethyl]-4-(1-piperazinyl)-6-morpholinopyrimidine
    —— 5-chloro-N-(3,5-difluorophenyl)sulfonyl-3-(2,4-dioxo-1H-quinazolin-3-yl)-1-methylindole-2-carboxamide 1154600-57-3 C24H15ClF2N4O5S
    5-chloro-N-(3,5-difluorophenyl)sulfonyl-3-(2,4-dioxo-1H-quinazolin-3-yl)-1-methylindole-2-carboxamide
    —— 5-Chloro-2-[[(4-nitrophenyl)methylene]amino]benzoic acid 1-methyl-2-[(4-nitrophenyl)methylene]hydrazide 60348-71-2 C22H16ClN5O5
    5-Chloro-2-[[(4-nitrophenyl)methylene]amino]benzoic acid 1-methyl-2-[(4-nitrophenyl)methylene]hydrazide