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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-[2-bromo-4-(3-ethyl-3<i>H</i>-benzothiazol-2-ylidene)-but-2-enylidene]-3-phenyl-2-thioxo-thiazolidin-4-one 37005-39-3 C22H17BrN2OS3
    5-[2-bromo-4-(3-ethyl-3<i>H</i>-benzothiazol-2-ylidene)-but-2-enylidene]-3-phenyl-2-thioxo-thiazolidin-4-one
    —— 5-methyl-2-methylenehex-5-enoyl chloride 1454769-87-9 C8H11ClO
    5-methyl-2-methylenehex-5-enoyl chloride
    —— 5-Allyloxy-2,2-dimethylindan-1-one 171182-13-1 C14H16O2
    5-Allyloxy-2,2-dimethylindan-1-one
    —— 5,9-trimethyltricylo<7.2.2.0<sup>1,6</sup>>-trideca-6,10-diene 107291-57-6 C16H24
    5,9-trimethyltricylo<7.2.2.0<sup>1,6</sup>>-trideca-6,10-diene
    —— 5-acetoxy-4-acetylamino-2-benzyloxy-toluene 101730-21-6 C18H19NO4
    5-acetoxy-4-acetylamino-2-benzyloxy-toluene
    —— 5,5-Dimethyl-2-(1-benzylamino-2-nitro-ethylidene)-1,3-cyclohexanedione 57479-03-5 C17H20N2O4
    5,5-Dimethyl-2-(1-benzylamino-2-nitro-ethylidene)-1,3-cyclohexanedione
    —— 5α-Pregn-14-en-3β,6α-diol-20-on 40148-15-0 C21H32O3
    5α-Pregn-14-en-3β,6α-diol-20-on
    —— 5α-Androstan-6,12,16-trion 57144-08-8 C19H26O3
    5α-Androstan-6,12,16-trion
    —— 5-Phenylbenztriazol-2-yl-essigsaeure 26271-04-5 C14H11N3O2
    5-Phenylbenztriazol-2-yl-essigsaeure
    —— 5,11-Bis(chloroacetamido)-17-phthalimido-25,26,27,28-tetrapropoxycalix[4]arene 191344-49-7 C52H55Cl2N3O8
    5,11-Bis(chloroacetamido)-17-phthalimido-25,26,27,28-tetrapropoxycalix[4]arene
    —— 5-(2-Aminooxy-ethoxy)-1H-indole-2-carboxylic acid methyl ester 762241-99-6 C12H14N2O4
    5-(2-Aminooxy-ethoxy)-1H-indole-2-carboxylic acid methyl ester
    —— 5'-methoxycarbonyl-5-(4-bromophenyl)-2,2'-bipyridyl 1061150-04-6 C18H13BrN2O2
    5'-methoxycarbonyl-5-(4-bromophenyl)-2,2'-bipyridyl
    —— 5-Ethyl-2,6-cyclooctadien-1-on 55968-29-1 C10H14O
    5-Ethyl-2,6-cyclooctadien-1-on
    —— 5-chloro-2-methoxy-[N-(4-methylphenyl)hydrazonomethyl]phenyl 208345-26-0 C15H15ClN2O
    5-chloro-2-methoxy-[N-(4-methylphenyl)hydrazonomethyl]phenyl
    —— 5,5'-Difluor-N,N'-diphenylanthranilsaeureanhydrid 60041-91-0 C26H18F2N2O3
    5,5'-Difluor-N,N'-diphenylanthranilsaeureanhydrid
    —— 5-Oxy-[1,5]naphthyridine-2-thiol 54996-25-7 C8H6N2OS
    5-Oxy-[1,5]naphthyridine-2-thiol
    —— 5-Nitrophthaldehydro-saeure-semicarbazon 56632-17-8 C9H8N4O5
    5-Nitrophthaldehydro-saeure-semicarbazon
    —— 5-(2-aminopyrimidin-4-yl)-1-(2,2,2-trifluoroethyl)-1H-pyrrole-3-carboxylic acid ethyl ester 1137468-11-1 C13H13F3N4O2
    5-(2-aminopyrimidin-4-yl)-1-(2,2,2-trifluoroethyl)-1H-pyrrole-3-carboxylic acid ethyl ester
    —— 5-hydroxy-(5R)-3,6-dodecadiynyl 5-hydroxypentanoate 443285-48-1 C17H26O4
    5-hydroxy-(5R)-3,6-dodecadiynyl 5-hydroxypentanoate
    —— 5-(4-hydroxyphenyl)methyl-4-(2-methylphenyl)-3-mercapto-1,2,4(H)-triazole 1109271-36-4 C16H15N3OS
    5-(4-hydroxyphenyl)methyl-4-(2-methylphenyl)-3-mercapto-1,2,4(H)-triazole
    —— 5-cyano-2-methyl-4-(4-nitro-phenyl)-1-phenyl-pyrrole-3-carbonyl chloride 43053-99-2 C19H12ClN3O3
    5-cyano-2-methyl-4-(4-nitro-phenyl)-1-phenyl-pyrrole-3-carbonyl chloride
    —— 5-<13C>-5-Hydroxymethylenhomoadamantanon-(4) 60858-96-0 C12H16O2
    5-<13C>-5-Hydroxymethylenhomoadamantanon-(4)
    —— 5,10-dihydro-3-methylbenzo[g]isoquinoline 1072066-54-6 C14H13N
    5,10-dihydro-3-methylbenzo[g]isoquinoline
    —— 5,5-Dimethyl-4-oxo-2-phenylselenylhexansaeure-methylester 96494-03-0 C15H20O3Se
    5,5-Dimethyl-4-oxo-2-phenylselenylhexansaeure-methylester
    —— 5-(Piperidine-1-carbonyl)thiomorpholin-3-one 1214789-35-1 C10H16N2O2S
    5-(Piperidine-1-carbonyl)thiomorpholin-3-one
    —— 5-[1-(4-Bromo-2-methyl-phenyl)-meth-(Z)-ylidene]-3-methyl-1,5-dihydro-pyrrol-2-one 58577-84-7 C13H12BrNO
    5-[1-(4-Bromo-2-methyl-phenyl)-meth-(Z)-ylidene]-3-methyl-1,5-dihydro-pyrrol-2-one
    —— 5-(4-fluorophenyl)-2-hydrazineylthiazole 1629144-73-5 C9H8FN3S
    5-(4-fluorophenyl)-2-hydrazineylthiazole
    —— 5-[(Z)-Hydroxyimino]-3-p-tolyl-cyclohex-3-enecarboxylic acid 57192-58-2 C14H15NO3
    5-[(Z)-Hydroxyimino]-3-p-tolyl-cyclohex-3-enecarboxylic acid
    —— 5-sec-Butyl-salicylsaeureureid 55984-98-0 C12H16N2O3
    5-sec-Butyl-salicylsaeureureid
    —— 5-methyl-2,4-dioxo-1,6-diphenyl-2,3,4,5-tetrahydro-[1,3,5]triazinium betaine 61656-97-1 C16H15N3O2
    5-methyl-2,4-dioxo-1,6-diphenyl-2,3,4,5-tetrahydro-[1,3,5]triazinium betaine
    —— 5-(1,2-Diethoxycarbonyl-hydrazino)-6-amino-uracil 49810-12-0 C10H15N5O6
    5-(1,2-Diethoxycarbonyl-hydrazino)-6-amino-uracil
    —— 5-butyl-3-furfuryliden-3H-furan-2-one 113330-90-8 C13H14O3
    5-butyl-3-furfuryliden-3H-furan-2-one
    —— 5-bromo-2'-O-methylcytidine 494210-77-4 C10H14BrN3O5
    5-bromo-2'-O-methylcytidine
    —— 5-methyl-3-tosyl-1,3-oxazolidin-2-one 214902-96-2 C11H13NO4S
    5-methyl-3-tosyl-1,3-oxazolidin-2-one
    —— 5-acetylamino-2-[2-[3-[2-(5-acetylamino-1-ethyl-1,3-dihydro-3,3-dimethyl-2H-indol-2-ylidene)ethylidene]-2-(4-methylphenylmercapto)-1-cyclohexen-1-yl]ethenyl]-1-ethyl-3,3-dimethyl-3H-indolium iodide 1618132-27-6 C45H53N4O2S*I
    5-acetylamino-2-[2-[3-[2-(5-acetylamino-1-ethyl-1,3-dihydro-3,3-dimethyl-2H-indol-2-ylidene)ethylidene]-2-(4-methylphenylmercapto)-1-cyclohexen-1-yl]ethenyl]-1-ethyl-3,3-dimethyl-3H-indolium iodide
    —— 5'-(α'-oxo-bibenzyl-α-yl)-o-terphenyl-4'-carboxylic acid 120266-47-9 C33H24O3
    5'-(α'-oxo-bibenzyl-α-yl)-o-terphenyl-4'-carboxylic acid
    —— 5-(4-chloro-3-ethyl-1-methyl-1H-pyrazole-5-yl)-1,3,4-thiadiazole-2-thione 245037-25-6 C8H9ClN4S2
    5-(4-chloro-3-ethyl-1-methyl-1H-pyrazole-5-yl)-1,3,4-thiadiazole-2-thione
    —— 5-benzylidene-1-phenyl-3-piperidin-1-ylmethyl-2-thioxo-imidazolidin-4-one 58907-34-9 C22H23N3OS
    5-benzylidene-1-phenyl-3-piperidin-1-ylmethyl-2-thioxo-imidazolidin-4-one
    —— 5,6-Epoxy-3,3,5-trimethyl-1-methoxy-cyclohexen 55790-83-5 C10H16O2
    5,6-Epoxy-3,3,5-trimethyl-1-methoxy-cyclohexen
    —— 5,6,7,8-Tetraphenyl-2,3-dicyannaphthalin 55753-51-0 C36H22N2
    5,6,7,8-Tetraphenyl-2,3-dicyannaphthalin
    —— 5-amino-2-[(3-chlorophenyl)methyl]-2,7-dihydro-7-[2-[4-(4-methylphenyl)-1-piperazinyl]ethyl]-3H-pyrazolo[4,3-e]-1,2,4-triazolo[4,3-c]pyrimidin-3-one 1186410-44-5 C26H28ClN9O
    5-amino-2-[(3-chlorophenyl)methyl]-2,7-dihydro-7-[2-[4-(4-methylphenyl)-1-piperazinyl]ethyl]-3H-pyrazolo[4,3-e]-1,2,4-triazolo[4,3-c]pyrimidin-3-one
    —— 5-((1Z)-prop-1-enyl)-3-(1-ethylpropyl)imidazo[5,4-b]pyridin-2-ol 1188923-63-8 C14H19N3O
    5-((1Z)-prop-1-enyl)-3-(1-ethylpropyl)imidazo[5,4-b]pyridin-2-ol
    —— 5-[4-(2,5-dichloro-benzenesulfonyl)-piperazin-1-yl]-4-methyl-benzofuran-2-carboxylic acid 1192171-56-4 C20H18Cl2N2O5S
    5-[4-(2,5-dichloro-benzenesulfonyl)-piperazin-1-yl]-4-methyl-benzofuran-2-carboxylic acid
    —— 5-methyl-3-(7-morpholin-4-yl-1H-benzimidazol-2-yl)-1H-indazole 485834-30-8 C19H19N5O
    5-methyl-3-(7-morpholin-4-yl-1H-benzimidazol-2-yl)-1H-indazole
    —— 5-[(3-ethyl-3<i>H</i>-naphth[2,1-<i>d</i>]oxazol-2-yliden)-ethylidene]-3-heptyl-1-[2]pyridyl-2-thioxo-imidazolidin-4-one 120970-23-2 C30H32N4O2S
    5-[(3-ethyl-3<i>H</i>-naphth[2,1-<i>d</i>]oxazol-2-yliden)-ethylidene]-3-heptyl-1-[2]pyridyl-2-thioxo-imidazolidin-4-one
    —— 5,6-diphenyl-3-(tri-<i>O</i>-acetyl-β-<i>D</i>-ribopyranosylamino)-pyrazine-2-carboxylic acid methylamide 60981-00-2 C29H30N4O8
    5,6-diphenyl-3-(tri-<i>O</i>-acetyl-β-<i>D</i>-ribopyranosylamino)-pyrazine-2-carboxylic acid methylamide
    —— 5-anilino-2-hydroxymethyl-2<i>H</i>-pyrazole-3,4-dione 4-(4-methoxy-phenyl)-hydrazone 60777-35-7 C17H17N5O3
    5-anilino-2-hydroxymethyl-2<i>H</i>-pyrazole-3,4-dione 4-(4-methoxy-phenyl)-hydrazone
    —— 5-chloro-2-(4-chloro-phenoxymethyl)-3-propylsulfanylmethyl-benzo[<i>b</i>]thiophene 62385-01-7 C19H18Cl2OS2
    5-chloro-2-(4-chloro-phenoxymethyl)-3-propylsulfanylmethyl-benzo[<i>b</i>]thiophene
    —— 5-(2-Oxaloethyl)-nicotinamid-adenin-dinucleotid 59322-34-8 C25H33N7O17P2
    5-(2-Oxaloethyl)-nicotinamid-adenin-dinucleotid
    —— (5aS,8aR,8bS)-8b-Isopropyl-3,5a-dimethyl-5,5a,6,7,8a,8b-hexahydro-4H-indeno[4,5-b]furan-2,8-dione 59441-73-5 C16H22O3
    (5aS,8aR,8bS)-8b-Isopropyl-3,5a-dimethyl-5,5a,6,7,8a,8b-hexahydro-4H-indeno[4,5-b]furan-2,8-dione