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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-{5-[(5-chloropyridin-2-yl)sulfanyl]-2-(4-fluorophenyl)-1,3-oxazol-4-yl}pyrimidine-2-carbonitrile 1207746-22-2 C19H9ClFN5OS
    5-{5-[(5-chloropyridin-2-yl)sulfanyl]-2-(4-fluorophenyl)-1,3-oxazol-4-yl}pyrimidine-2-carbonitrile
    —— 5,5-bis-(2-chloro-phenyl)-3-(2-nitro-phenyl)-2-thioxo-imidazolidin-4-one 73076-01-4 C21H13Cl2N3O3S
    5,5-bis-(2-chloro-phenyl)-3-(2-nitro-phenyl)-2-thioxo-imidazolidin-4-one
    —— 5-[2-(1-Hydroxycyclopentyl)ethyl]-3-{N-[2-(N,N,-dimethylsulphamoyl)ethyl]-2(R)-pyrrolidinylmethyl}-1H-indole 167303-07-3 C24H37N3O3S
    5-[2-(1-Hydroxycyclopentyl)ethyl]-3-{N-[2-(N,N,-dimethylsulphamoyl)ethyl]-2(R)-pyrrolidinylmethyl}-1H-indole
    —— 5.6-Di-O-benzoyl-3-O-benzyl-1.2-O-isopropyliden-α-D-glucofuranose 35777-79-8 C30H30O8
    5.6-Di-O-benzoyl-3-O-benzyl-1.2-O-isopropyliden-α-D-glucofuranose
    —— 5-Methyl-2-methylsulfinylmethylfuran 35856-84-9 C7H10O2S
    5-Methyl-2-methylsulfinylmethylfuran
    —— 5-methyl-2-methylsulfanyl-1-phenylhex-1-en-3-ol 82561-99-7 C14H20OS
    5-methyl-2-methylsulfanyl-1-phenylhex-1-en-3-ol
    —— 5(Z)-chloromethylidenetetrahydro-2-furanone 79054-17-4 C5H5ClO2
    5(Z)-chloromethylidenetetrahydro-2-furanone
    —— 5-fluoro-2-hydroxy-N-[2-(2,2,2-trifluoroethoxy)-5-(trifluoromethyl)phenyl]benzamide 2414-94-0 C16H10F7NO3
    5-fluoro-2-hydroxy-N-[2-(2,2,2-trifluoroethoxy)-5-(trifluoromethyl)phenyl]benzamide
    —— 5-Butyl-3,6-bis(methoxycarbonyl)-4-(2',3',5'-tri-O-benzyl-β-D-ribofuranosyl)-pyridazin 160343-57-7 C38H42N2O8
    5-Butyl-3,6-bis(methoxycarbonyl)-4-(2',3',5'-tri-O-benzyl-β-D-ribofuranosyl)-pyridazin
    —— 5-(2-hydroxy-1,3-dioxo-indan-2-yl)-1-phenyl-pyrimidine-2,4,6-trione 5004-54-6 C19H12N2O6
    5-(2-hydroxy-1,3-dioxo-indan-2-yl)-1-phenyl-pyrimidine-2,4,6-trione
    —— 5-hexyl-3-(3-methoxy-4-methylphenyl)-1,3-oxazolidin-2-one 1174336-93-6 C17H25NO3
    5-hexyl-3-(3-methoxy-4-methylphenyl)-1,3-oxazolidin-2-one
    —— 5-phenyl-2-(1,2,3-triphenylpropan-2-yl)benzo[d]oxazole 1383324-89-7 C34H27NO
    5-phenyl-2-(1,2,3-triphenylpropan-2-yl)benzo[d]oxazole
    —— 5-benzylidene-3-hexyl-4-propyloxazolidin-2-one 1360613-37-1 C19H27NO2
    5-benzylidene-3-hexyl-4-propyloxazolidin-2-one
    —— 5,5-dimethyl-N-(thian-4-yl)-4,10-dihydro-1H-pyrazolo[3,4-a]carbazole-7-carboxamide 1426079-34-6 C21H24N4OS
    5,5-dimethyl-N-(thian-4-yl)-4,10-dihydro-1H-pyrazolo[3,4-a]carbazole-7-carboxamide
    —— 5,10,15-tris(3-hydroxyphenyl)-20-[3-(4-nitrobenzyloxy)phenyl]porphyrin 1621262-45-0 C51H35N5O6
    5,10,15-tris(3-hydroxyphenyl)-20-[3-(4-nitrobenzyloxy)phenyl]porphyrin
    —— 5-(Dimethylaminomethylen)-1,2,3,4-tetrakis(phenylthio)-1,3-cyclopentadien 131588-61-9 C32H27NS4
    5-(Dimethylaminomethylen)-1,2,3,4-tetrakis(phenylthio)-1,3-cyclopentadien
    —— 5-ethyl-2-anilino-1-phenyl-1H-pyrimidine-4,6-dione 101721-19-1 C18H17N3O2
    5-ethyl-2-anilino-1-phenyl-1H-pyrimidine-4,6-dione
    —— 5-Tropyloxy-3-methyl-dibenzo<a.d>-1.4-cycloheptadien 10140-49-5 C24H29NO
    5-Tropyloxy-3-methyl-dibenzo<a.d>-1.4-cycloheptadien
    —— 5-benzyl-N-((1-(3-fluoropyridin-2-yl)cyclobutyl)methyl)-1,3,4-thiadiazol-2-amine 1409948-23-7 C19H19FN4S
    5-benzyl-N-((1-(3-fluoropyridin-2-yl)cyclobutyl)methyl)-1,3,4-thiadiazol-2-amine
    —— 5-[(E)-p-Tolylimino]-1,2,5,6-tetrahydro-pyrazolo[3,4-d]thiazol-3-one 175856-41-4 C11H10N4OS
    5-[(E)-p-Tolylimino]-1,2,5,6-tetrahydro-pyrazolo[3,4-d]thiazol-3-one
    —— 5-(ethoxycarbonyl)-3,4-diphenylthiophene-2-carboxylic acid 977-57-1 C20H16O4S
    5-(ethoxycarbonyl)-3,4-diphenylthiophene-2-carboxylic acid
    —— 5-<3-Methoxy-phenyl>-2,6-dimethyl-4,5-dihydro-pyridazin-3(2H)-on 16261-37-3 C13H16N2O2
    5-<3-Methoxy-phenyl>-2,6-dimethyl-4,5-dihydro-pyridazin-3(2H)-on
    —— 5-Acetoxyimino-1,3-dimethyl-4-methylimino-uracil 14273-50-8 C9H12N4O4
    5-Acetoxyimino-1,3-dimethyl-4-methylimino-uracil
    —— 5-[1-(4-aminocyclohexyl)pyrazol-4-yl]-3-(6-fluoro-1H-benzimidazol-2-yl)pyrazin-2-amine 1122520-38-0 C20H21FN8
    5-[1-(4-aminocyclohexyl)pyrazol-4-yl]-3-(6-fluoro-1H-benzimidazol-2-yl)pyrazin-2-amine
    —— (5-Ethyl-1-hydrogen)-4<<(4-chlorphenyl)amino>methyliden>-3-(ethoxycarbonyl)pent-2-en-1,5-dioat 133900-79-5 C17H18ClNO6
    (5-Ethyl-1-hydrogen)-4<<(4-chlorphenyl)amino>methyliden>-3-(ethoxycarbonyl)pent-2-en-1,5-dioat
    —— 5-(N-acetyl-N-ethyl)amino-1-(2-chloro-4-trifluoromethylphenyl)-4-cyanopyrazole 90630-94-7 C15H12ClF3N4O
    5-(N-acetyl-N-ethyl)amino-1-(2-chloro-4-trifluoromethylphenyl)-4-cyanopyrazole
    —— 5,7,19-Trioxa-2,13,24,26-tetrazapentacyclo[18.6.2.03,11.04,8.023,27]octacosa-1(26),3(11),4(8),9,20,22,24,27-octaen-21-ol 1001432-62-7 C21H22N4O4
    5,7,19-Trioxa-2,13,24,26-tetrazapentacyclo[18.6.2.03,11.04,8.023,27]octacosa-1(26),3(11),4(8),9,20,22,24,27-octaen-21-ol
    —— 5-(3-butenyl)-3-(trimethylsilyl)2-isoxazoline 111379-61-4 C10H19NOSi
    5-(3-butenyl)-3-(trimethylsilyl)2-isoxazoline
    —— 5',N<sub>3</sub>-bis(tert-butoxycarbonyl)-2'-deoxy-3'-α-(isobutylmethylenesulfonate)uridine 459425-69-5 C24H38N2O11S
    5',N<sub>3</sub>-bis(tert-butoxycarbonyl)-2'-deoxy-3'-α-(isobutylmethylenesulfonate)uridine
    —— (5Z)-5-[(2S,2aR,6S,7aS,7bR,8R,9S)-hexahydro-7b-[N-(((S)-1-phenylethyl)amino)methyl]-9-methyl-4H-2,2,6-(epoxy[1]propanyl[3]ylidene)furo[2,3,4-gh]pyrrolizin-10-ylidene]-4-methoxy-3-methyl-2(5H)-furanone 1392428-35-1 C27H32N2O5
    (5Z)-5-[(2S,2aR,6S,7aS,7bR,8R,9S)-hexahydro-7b-[N-(((S)-1-phenylethyl)amino)methyl]-9-methyl-4H-2,2,6-(epoxy[1]propanyl[3]ylidene)furo[2,3,4-gh]pyrrolizin-10-ylidene]-4-methoxy-3-methyl-2(5H)-furanone
    —— 5,5'-tetracosanedioylbis(dibenz<b,f>azepine) 111690-83-6 C52H64N2O2
    5,5'-tetracosanedioylbis(dibenz<b,f>azepine)
    —— 5-(butylamino)-5-oxo-2-[(4-propylbenzoyl)amino]pentanoic acid 102743-11-3 C19H28N2O4
    5-(butylamino)-5-oxo-2-[(4-propylbenzoyl)amino]pentanoic acid
    —— 5-(3-ethyl-ureido)-[1,2,3]thiadiazole-4-carboxylic acid isobutylamide 40764-90-7 C10H17N5O2S
    5-(3-ethyl-ureido)-[1,2,3]thiadiazole-4-carboxylic acid isobutylamide
    —— 5-Dimethylaminoethyl-4-aza-xanthen 54630-13-6 C16H18N2O
    5-Dimethylaminoethyl-4-aza-xanthen
    —— 5-(1-(3-bromophenyl)-3-oxobutyl)-5-methyl-3-phenyl-2-thioxothiazolidin-4-one 1372687-89-2 C20H18BrNO2S2
    5-(1-(3-bromophenyl)-3-oxobutyl)-5-methyl-3-phenyl-2-thioxothiazolidin-4-one
    —— 5,6α-epoxy-3,3-(ethylenedioxy)-11β-hydroxy-17α,20:20,21-bis(methylenedioxy)pregnane 14020-15-6 C25H36O8
    5,6α-epoxy-3,3-(ethylenedioxy)-11β-hydroxy-17α,20:20,21-bis(methylenedioxy)pregnane
    —— 5-azido-3-O-benzyl-5-deoxy-1,2-O-isopropylidene-α-D-glucofuranose 1035646-52-6 C16H21N3O5
    5-azido-3-O-benzyl-5-deoxy-1,2-O-isopropylidene-α-D-glucofuranose
    —— 5-Carbomethoxy-3-cyan-4,4-di-<β-(p-hydroxy-phenyl)-ethyl>-piperidin-dion-(2,6) 13612-51-6 C24H24N2O6
    5-Carbomethoxy-3-cyan-4,4-di-<β-(p-hydroxy-phenyl)-ethyl>-piperidin-dion-(2,6)
    —— 5-Ethoxycarbonyl-2-methyl-indolyl-(3)-essigsaeure-phenylsemicarbazid 17213-44-4 C21H22N4O4
    5-Ethoxycarbonyl-2-methyl-indolyl-(3)-essigsaeure-phenylsemicarbazid
    —— 5-(5,6-dichloro-2-oxo-acenaphthen-1-ylidene)-2-thioxo-thiazolidin-4-one 6041-74-3 C15H5Cl2NO2S2
    5-(5,6-dichloro-2-oxo-acenaphthen-1-ylidene)-2-thioxo-thiazolidin-4-one
    —— 5-Ethoxy-2-ethylthiophen 33370-01-3 C8H12OS
    5-Ethoxy-2-ethylthiophen
    —— (5-isopropyl-[1,3,4]thiadiazol-2-yl)-urea 16279-26-8 C6H10N4OS
    (5-isopropyl-[1,3,4]thiadiazol-2-yl)-urea
    —— 5-((3-Phenylmethoxy)phenylmethyl)-4-thiouridine 214482-29-8 C23H24N2O6S
    5-((3-Phenylmethoxy)phenylmethyl)-4-thiouridine
    —— 5,5-dimethyl-2,4,6-trioxo-cyclohexane-1,3-dicarboxylic acid diethyl ester 106592-00-1 C14H18O7
    5,5-dimethyl-2,4,6-trioxo-cyclohexane-1,3-dicarboxylic acid diethyl ester
    —— 5-<i>tert</i>-butyl-1<i>H</i>-[1,2,4]triazole-3-sulfonic acid ethylamide 59689-69-9 C8H16N4O2S
    5-<i>tert</i>-butyl-1<i>H</i>-[1,2,4]triazole-3-sulfonic acid ethylamide
    —— 5-{4-[(4,3'-difluorobiphenyl-3-carbonyl)amino]butyl}thiophene-2-carboxylic acid 1315466-15-9 C22H19F2NO3S
    5-{4-[(4,3'-difluorobiphenyl-3-carbonyl)amino]butyl}thiophene-2-carboxylic acid
    —— 5-Acetylpyridine-2-carboxylicacidhydrochloride 2416235-64-6 C8H8ClNO3
    5-Acetylpyridine-2-carboxylicacidhydrochloride
    —— (5-methoxy-2-veratroyl-phenoxy)-acetic acid 412300-75-5 C18H18O7
    (5-methoxy-2-veratroyl-phenoxy)-acetic acid
    —— 5-nitro-5-[1,3]thiazinan-2-ylidene-pentan-2-one 60822-25-5 C9H14N2O3S
    5-nitro-5-[1,3]thiazinan-2-ylidene-pentan-2-one
    —— 5-trifluoromethyl-N-(2,6-difluorobenzyl)-2-nitroaniline 1061732-76-0 C14H9F5N2O2
    5-trifluoromethyl-N-(2,6-difluorobenzyl)-2-nitroaniline