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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-ethyl-3,5-dimethyl-oct-3-ene 105903-58-0 C12H24
    5-ethyl-3,5-dimethyl-oct-3-ene
    —— 5-Ethylsulfon-2-p-toluidinomethyl-thiophen 95844-29-4 C14H17NO2S2
    5-Ethylsulfon-2-p-toluidinomethyl-thiophen
    —— 5-chloro-benzothiazole-2-sulfenic acid <i>tert</i>-butylamide 109038-64-4 C11H13ClN2S2
    5-chloro-benzothiazole-2-sulfenic acid <i>tert</i>-butylamide
    —— 5-phenyl-6-[4-({4-[5-(1,3-thiazol-2-yl)-1H-1,2,4-triazol-3-yl]piperidin-1-yl}methyl)phenyl]imidazo[2,1-b][1,3,4]thiadiazole 1118020-58-8 C27H24N8S2
    5-phenyl-6-[4-({4-[5-(1,3-thiazol-2-yl)-1H-1,2,4-triazol-3-yl]piperidin-1-yl}methyl)phenyl]imidazo[2,1-b][1,3,4]thiadiazole
    —— 5-methoxy-3-iodo-1H-indole-2-carbaldehyde 693803-20-2 C10H8INO2
    5-methoxy-3-iodo-1H-indole-2-carbaldehyde
    —— 5-(3-chlorobenzyl)-5,6,7,8-tetrahydro-1-(2-morpholino-2-oxoethyl)pyrrolo[3,2-c]azepin-4(1H)-one 1044258-07-2 C21H24ClN3O3
    5-(3-chlorobenzyl)-5,6,7,8-tetrahydro-1-(2-morpholino-2-oxoethyl)pyrrolo[3,2-c]azepin-4(1H)-one
    —— 5-ethyl-3,15-dioxo-4,5,13,15-tetrahydro-1H,3H-oxepino[3',4':6,7]indolizino[1,2-b]quinolin-5-yl 2-(4-nitro-3-(trifluoromethyl)phenoxy)acetate 631090-59-0 C30H22F3N3O8
    5-ethyl-3,15-dioxo-4,5,13,15-tetrahydro-1H,3H-oxepino[3',4':6,7]indolizino[1,2-b]quinolin-5-yl 2-(4-nitro-3-(trifluoromethyl)phenoxy)acetate
    —— 5-(2-Methoxyethylaminomethyl)thieno[2,3-b]thiophene-2-sulfonamide hydrochloride 122267-10-1 C10H14N2O3S3*ClH
    5-(2-Methoxyethylaminomethyl)thieno[2,3-b]thiophene-2-sulfonamide hydrochloride
    —— 5,5'-(10-hexyl-10H-phenothiazine-3,7-diyl)bis(thiophene-2-carbaldehyde) 1033960-15-4 C28H25NO2S3
    5,5'-(10-hexyl-10H-phenothiazine-3,7-diyl)bis(thiophene-2-carbaldehyde)
    —— 5-((1E)-2-((4Z)-4-(4-methoxybenzylidene)-4,5-dihydro-1-methyl-5-oxo-1H-imidazol-2-yl)vinyl)thiophene-2-carbaldehyde 1202876-92-3 C19H16N2O3S
    5-((1E)-2-((4Z)-4-(4-methoxybenzylidene)-4,5-dihydro-1-methyl-5-oxo-1H-imidazol-2-yl)vinyl)thiophene-2-carbaldehyde
    —— 5-(4-nitrophenyl)-2,3-diphenyl-3H-pyrazole-4-thione 74990-17-3 C21H15N3O2S
    5-(4-nitrophenyl)-2,3-diphenyl-3H-pyrazole-4-thione
    —— 5,5'-diethyl-5,5'-dimethyl-1,1'-methanediyl-bis-imidazolidine-2,4-dione 75440-93-6 C13H20N4O4
    5,5'-diethyl-5,5'-dimethyl-1,1'-methanediyl-bis-imidazolidine-2,4-dione
    —— 5-butyl-3-methoxymethyl-Δ2-isoxazoline 90545-86-1 C9H17NO2
    5-butyl-3-methoxymethyl-Δ2-isoxazoline
    —— 5-Ethoxycarbonyl-2-benzyloxycarbonylamino-pyrazin 92852-88-5 C15H15N3O4
    5-Ethoxycarbonyl-2-benzyloxycarbonylamino-pyrazin
    —— 5-Chlor-4-chlormethyl-2-(4-nitrophenyl)thiazol 4809-93-2 C10H6Cl2N2O2S
    5-Chlor-4-chlormethyl-2-(4-nitrophenyl)thiazol
    —— 5-Acetoxy-4-isopropyl-canthinon-(6) 109818-15-7 C19H16N2O3
    5-Acetoxy-4-isopropyl-canthinon-(6)
    —— 5-(4-propoxy-biphenyl-3-yl)-dihydro-furan-2-one 102171-71-1 C19H20O3
    5-(4-propoxy-biphenyl-3-yl)-dihydro-furan-2-one
    —— 5-(2,3-dimethoxy-6-nitro-benzyl)-7,8-dihydro-[1,3]dioxolo[4,5-<i>g</i>]isoquinoline 110146-31-1 C19H18N2O6
    5-(2,3-dimethoxy-6-nitro-benzyl)-7,8-dihydro-[1,3]dioxolo[4,5-<i>g</i>]isoquinoline
    —— 5-[1-(Methyl-phenyl-amino)-meth-(E)-ylidene]-6,7-dihydro-5H-benzofuran-4-one 84661-77-8 C16H15NO2
    5-[1-(Methyl-phenyl-amino)-meth-(E)-ylidene]-6,7-dihydro-5H-benzofuran-4-one
    —— 5-Methyl-5-(4-pyridyl)-1,3,2-dioxathian-2-oxid 17144-11-5 C9H11NO3S
    5-Methyl-5-(4-pyridyl)-1,3,2-dioxathian-2-oxid
    —— 5-methoxycarbonyloxy-6-trimethylsilylmethylhept-6-en-1-ol 123453-90-7 C13H26O4Si
    5-methoxycarbonyloxy-6-trimethylsilylmethylhept-6-en-1-ol
    —— 5'-(4-methoxyphenyl)-3-undecyl-2,2'-bithiophene 1454583-28-8 C26H34OS2
    5'-(4-methoxyphenyl)-3-undecyl-2,2'-bithiophene
    —— 5-((1,1-dimethyl-2,3-dihydro-1H-inden-4-yl)methyl-d)-1,3-dimethylpyrimidine-2,4,6(1H,3H,5H)-trione 1268267-97-5 C18H22N2O3
    5-((1,1-dimethyl-2,3-dihydro-1H-inden-4-yl)methyl-d)-1,3-dimethylpyrimidine-2,4,6(1H,3H,5H)-trione
    —— 5-Oxo-5H-1,2,3,4-tetrahydro-chromeno<2,3-d>pyrimidin 36797-89-4 C11H10N2O2
    5-Oxo-5H-1,2,3,4-tetrahydro-chromeno<2,3-d>pyrimidin
    —— 5-Cyclopenta-1,3-dien-1-ylpentylbenzene 278188-34-4 C16H20
    5-Cyclopenta-1,3-dien-1-ylpentylbenzene
    —— (5α,8α)-2-(4-(2,2-difluoro-1-hydroxypropyl)phenyl)-8-hydroxy-8-propyl-2-aza-spiro[4.5]decan-1-one 1292276-39-1 C21H29F2NO3
    (5α,8α)-2-(4-(2,2-difluoro-1-hydroxypropyl)phenyl)-8-hydroxy-8-propyl-2-aza-spiro[4.5]decan-1-one
    —— 5-(2,3-dihydrobenzo[1,4]dioxin-6-ylmethyl)-4-methylimidazole-1-sulfonic acid dimethylamide 226571-83-1 C15H19N3O4S
    5-(2,3-dihydrobenzo[1,4]dioxin-6-ylmethyl)-4-methylimidazole-1-sulfonic acid dimethylamide
    —— 5-[(3R)-3-fluoropyrrolidin-1-yl]-2-(3-methylquinoxalin-2-yl)-N-(tetrahydro-2H-pyran-4-yl)pyrazolo[1,5-a]pyrimidin-7-amine hydrochloride 1332727-38-4 C24H26FN7O*ClH
    5-[(3R)-3-fluoropyrrolidin-1-yl]-2-(3-methylquinoxalin-2-yl)-N-(tetrahydro-2H-pyran-4-yl)pyrazolo[1,5-a]pyrimidin-7-amine hydrochloride
    —— [5-(3'-methylsulfanyl-biphenyl-4-sulfonylamino)-6,7,8,9-tetrahydro-5H-benzocyclohepten-1-yloxy]-acetic acid 1415653-95-0 C26H27NO5S2
    [5-(3'-methylsulfanyl-biphenyl-4-sulfonylamino)-6,7,8,9-tetrahydro-5H-benzocyclohepten-1-yloxy]-acetic acid
    —— 5-({2-[(3-aminopyrrolidin-1-yl)carbonyl]pyridin-4-yl}oxy)-N-(4-bromophenyl)-1-methyl-1H-benzimidazol-2-amine 611216-35-4 C24H23BrN6O2
    5-({2-[(3-aminopyrrolidin-1-yl)carbonyl]pyridin-4-yl}oxy)-N-(4-bromophenyl)-1-methyl-1H-benzimidazol-2-amine
    —— 5-chloro-1-(2,4-dichlorobenzyl)-2-imino-1,2-dihydropyridine-3-carboxamide trifluoroacetate 1021871-98-6 C2HF3O2*C13H10Cl3N3O
    5-chloro-1-(2,4-dichlorobenzyl)-2-imino-1,2-dihydropyridine-3-carboxamide trifluoroacetate
    —— 5-Amino-1-cyclopropyl-6-fluoro-1,4-dihydro-8-methoxy-7-(4-methylamino-3-methyl-1-piperidinyl)-4-oxo-quinoline-3-carboxylic acid 473839-38-2 C21H27FN4O4
    5-Amino-1-cyclopropyl-6-fluoro-1,4-dihydro-8-methoxy-7-(4-methylamino-3-methyl-1-piperidinyl)-4-oxo-quinoline-3-carboxylic acid
    —— 5-chloro-1,3-N,N'-bis-(3-O-decyl-6-deoxy-1,2-O-isopropylidene-α-D-glucofuranos-6-yl)benzimidazole-2-one 226885-60-5 C45H73ClN2O11
    5-chloro-1,3-N,N'-bis-(3-O-decyl-6-deoxy-1,2-O-isopropylidene-α-D-glucofuranos-6-yl)benzimidazole-2-one
    —— 5t(?)-[2]furyl-2-phenyl-penta-2ξ,4-dienal 100914-84-9 C15H12O2
    5t(?)-[2]furyl-2-phenyl-penta-2ξ,4-dienal
    —— 5-(4-chloro-phenyl)-3-methyl-4-(4-pyridin-2-ylsulfamoyl-phenylazo)-pyrazole-1-carbothioic acid amide 58771-33-8 C22H18ClN7O2S2
    5-(4-chloro-phenyl)-3-methyl-4-(4-pyridin-2-ylsulfamoyl-phenylazo)-pyrazole-1-carbothioic acid amide
    —— 5-n-Pentyl-2-(4-n-pentyloxyphenyl)-pyrimidin 57202-20-7 C20H28N2O
    5-n-Pentyl-2-(4-n-pentyloxyphenyl)-pyrimidin
    —— 5-d(1)-1,3-Pentadien 95106-50-6 C5H8
    5-d(1)-1,3-Pentadien
    —— 5-isopropenyl-4-phenyl-2,4-dihydro-[1,2,4]triazole-3-thione 57863-26-0 C11H11N3S
    5-isopropenyl-4-phenyl-2,4-dihydro-[1,2,4]triazole-3-thione
    —— 5,6-Dihydro-4H-thiopyran-3-methanol 58346-64-8 C6H10OS
    5,6-Dihydro-4H-thiopyran-3-methanol
    —— 5-acetyl-2,N-dihydroxybenzamide 72543-05-6 C9H9NO4
    5-acetyl-2,N-dihydroxybenzamide
    —— 5-n-Butyl-2-(4-n-butoxyloxyphenyl)-4,6-dichlorpyrimidn 57201-68-0 C18H22Cl2N2O
    5-n-Butyl-2-(4-n-butoxyloxyphenyl)-4,6-dichlorpyrimidn
    —— 5-n-Hexyl-2-(4-n-decyloxyphenyl)-4,6-dichlorpyrimidin 57201-85-1 C26H38Cl2N2O
    5-n-Hexyl-2-(4-n-decyloxyphenyl)-4,6-dichlorpyrimidin
    —— 5-chloro-2-(3-formyloxymethyl-[1,2,4]triazol-4-yl)-benzophenone 57698-35-8 C17H12ClN3O3
    5-chloro-2-(3-formyloxymethyl-[1,2,4]triazol-4-yl)-benzophenone
    —— 5-(5-benzyl-2-pentyloxy-phenyl)-dihydro-furan-2-one 113550-00-8 C22H26O3
    5-(5-benzyl-2-pentyloxy-phenyl)-dihydro-furan-2-one
    —— 5-(o-methoxyphenyl)azo-25,27-dipropargyloxy-26,28-dihydroxycalix[4]arene 1350320-11-4 C41H34N2O5
    5-(o-methoxyphenyl)azo-25,27-dipropargyloxy-26,28-dihydroxycalix[4]arene
    —— 5-(1H-tetrazol-1-yl)-1H-indole 1268816-47-2 C9H7N5
    5-(1H-tetrazol-1-yl)-1H-indole
    —— 5-[[7-(4-methoxybenzyloxy)-3-quinolyl]methyl]-thiazolidine-2,4-dione 179068-79-2 C21H18N2O4S
    5-[[7-(4-methoxybenzyloxy)-3-quinolyl]methyl]-thiazolidine-2,4-dione
    —— 5-(6-(2-(3-fluorophenyl)pyrrolidin-1-yl)imidazo[1,2-b]pyridazin-3-yl)-2-(2-(4-(2-hydroxyethyl)piperazin-1-yl)ethoxy)benzonitrile 1196547-33-7 C31H34FN7O2
    5-(6-(2-(3-fluorophenyl)pyrrolidin-1-yl)imidazo[1,2-b]pyridazin-3-yl)-2-(2-(4-(2-hydroxyethyl)piperazin-1-yl)ethoxy)benzonitrile
    —— 5-Isoxazol-4-yl-3-oxo-pentanoic acid ethyl ester 873917-45-4 C10H13NO4
    5-Isoxazol-4-yl-3-oxo-pentanoic acid ethyl ester
    —— 5-Carboxy-2-methyl-s-triazolo<2,3-a>pyrimidin 89910-51-0 C7H6N4O2
    5-Carboxy-2-methyl-s-triazolo<2,3-a>pyrimidin