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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5,8-dimethoxy-quinoxaline-2,3-dicarboxylic acid diethyl ester 19506-34-4 C16H18N2O6
    5,8-dimethoxy-quinoxaline-2,3-dicarboxylic acid diethyl ester
    —— 5,7-diacetoxy-4-(1-bromopropyl)-6-butyrylcoumarin 111249-88-8 C20H21BrO7
    5,7-diacetoxy-4-(1-bromopropyl)-6-butyrylcoumarin
    —— 5-(4-Aminophenyl)-5-oxopentanoic acid 99855-54-6 C11H13NO3
    5-(4-Aminophenyl)-5-oxopentanoic acid
    —— 5-Amino-3-benzoyl-1-(4-chlorophenyl)pyrazole-4-carbonitrile 125041-28-3 C17H11ClN4O
    5-Amino-3-benzoyl-1-(4-chlorophenyl)pyrazole-4-carbonitrile
    —— 5-(4-benzyl-1-methylthiosemicarbazido)-4,5-dichloropyridazine 96987-95-0 C13H13Cl2N5S
    5-(4-benzyl-1-methylthiosemicarbazido)-4,5-dichloropyridazine
    —— 5,6-Dimethyl-N-[2-(2-methylphenoxy)ethyl]pyrimidin-4-amine 83940-44-7 C15H19N3O
    5,6-Dimethyl-N-[2-(2-methylphenoxy)ethyl]pyrimidin-4-amine
    —— 5-O-desosaminyl-9-deoxo-9-dihydro-9a-[N'-(1-naphthyl)carbamoyl-γ-aminopropyl]-9a-aza-9a-homoerythronolide A 709653-04-3 C43H70N4O10
    5-O-desosaminyl-9-deoxo-9-dihydro-9a-[N'-(1-naphthyl)carbamoyl-γ-aminopropyl]-9a-aza-9a-homoerythronolide A
    —— 5-amino-3-[(4,6-dimethylpyridin-2-yl)amino]pyridine-2-carbonitrile 1429912-93-5 C13H13N5
    5-amino-3-[(4,6-dimethylpyridin-2-yl)amino]pyridine-2-carbonitrile
    —— 5-benzylamino-3-morpholino-1H-1,2,4-triazole 113362-43-9 C13H17N5O
    5-benzylamino-3-morpholino-1H-1,2,4-triazole
    —— (5Z)-2-[(5-amino-2-chlorophenyl)amino]-5-(6-quinolinylmethylidene)-1,3-thiazol-4(5H)-one 916051-86-0 C19H13ClN4OS
    (5Z)-2-[(5-amino-2-chlorophenyl)amino]-5-(6-quinolinylmethylidene)-1,3-thiazol-4(5H)-one
    —— 5-Methylheptane-1,4-diol 63003-04-3 C8H18O2
    5-Methylheptane-1,4-diol
    —— 5-O-desosaminyl-9-deoxo-9-dihydro-9a-[N'-(β-cyanoethyl)-N'-(1-naphthyl)carbamoyl-γ-aminopropyl]-9a-aza-9a-homoerythronolide A 709653-30-5 C46H73N5O10
    5-O-desosaminyl-9-deoxo-9-dihydro-9a-[N'-(β-cyanoethyl)-N'-(1-naphthyl)carbamoyl-γ-aminopropyl]-9a-aza-9a-homoerythronolide A
    —— 5-amino-3-(2,2-diphenyl-ethyl)-[1,2,3]oxadiazolium; chloride 18430-27-8 C16H16N3O*Cl
    5-amino-3-(2,2-diphenyl-ethyl)-[1,2,3]oxadiazolium; chloride
    —— 5-ethoxycarbonyl-5,6-dihydrophenanthridine-6-carbonitrile 91871-01-1 C17H14N2O2
    5-ethoxycarbonyl-5,6-dihydrophenanthridine-6-carbonitrile
    —— 5-O-desosaminyl-9-deoxo-9-dihydro-9a-[N'-(β-cyanoethyl)-N'-(2-naphthyl)carbamoyl-γ-aminopropyl]-9a-aza-9a-homoerythronolide A 709653-38-3 C46H73N5O10
    5-O-desosaminyl-9-deoxo-9-dihydro-9a-[N'-(β-cyanoethyl)-N'-(2-naphthyl)carbamoyl-γ-aminopropyl]-9a-aza-9a-homoerythronolide A
    —— 5-amino-3-p-toluenesulfonylaminopyrazole-4-carbonitrile 131182-84-8 C11H11N5O2S
    5-amino-3-p-toluenesulfonylaminopyrazole-4-carbonitrile
    —— 5-O-desosaminyl-9-deoxo-9-dihydro-9a-[N'-(β-cyanoethyl)-N'-(3-phenylpropyl)thiocarbamoyl-γ-aminopropyl]-9a-aza-9a-homoerythronolide A 709653-35-0 C45H77N5O9S
    5-O-desosaminyl-9-deoxo-9-dihydro-9a-[N'-(β-cyanoethyl)-N'-(3-phenylpropyl)thiocarbamoyl-γ-aminopropyl]-9a-aza-9a-homoerythronolide A
    —— 5-Methyl-2-(5-methyl-1-benzofuran-2-yl)-1-benzofuran 41098-03-7 C18H14O2
    5-Methyl-2-(5-methyl-1-benzofuran-2-yl)-1-benzofuran
    —— 5-O-desosaminyl-9-deoxo-9-dihydro-9a-[N'-(β-cyanoethyl)-N'-(2,4-dichlorophenyl)carbamoyl-γ-aminopropyl]-9a-aza-9a-homoerythronolide A 709653-41-8 C42H69Cl2N5O10
    5-O-desosaminyl-9-deoxo-9-dihydro-9a-[N'-(β-cyanoethyl)-N'-(2,4-dichlorophenyl)carbamoyl-γ-aminopropyl]-9a-aza-9a-homoerythronolide A
    —— 5-hydroxy-8-methanesulfonylamino-3,4-dihydrocarbostyril 65369-51-9 C10H12N2O4S
    5-hydroxy-8-methanesulfonylamino-3,4-dihydrocarbostyril
    —— 5-[4-(Dimethylamino)phenyl]-2-hydroxy-3-methoxybenzaldehyde 1176614-37-1 C16H17NO3
    5-[4-(Dimethylamino)phenyl]-2-hydroxy-3-methoxybenzaldehyde
    —— 5-pentyl-2,3-dihydrofuran 65885-63-4 C9H16O
    5-pentyl-2,3-dihydrofuran
    —— 5,5-dimethyl-3-pentyl-2-cyclohexenone 118465-24-0 C13H22O
    5,5-dimethyl-3-pentyl-2-cyclohexenone
    —— 5-amino-6-chloro-4-<<1,2(S)-(isopropylidenedioxy)-3(R)-nonyl>amino>pyrimidine 143707-11-3 C16H27ClN4O2
    5-amino-6-chloro-4-<<1,2(S)-(isopropylidenedioxy)-3(R)-nonyl>amino>pyrimidine
    —— 5-Methoxy-2-(2-nitro-ethyl)-phenol 96853-39-3 C9H11NO4
    5-Methoxy-2-(2-nitro-ethyl)-phenol
    —— 5-ethyl-nicotinic acid ethyl ester 68686-59-9 C10H13NO2
    5-ethyl-nicotinic acid ethyl ester
    —— 5-(tert-butoxycarbonyl)-5,6-dihydro-8,9-dimethoxy-7,10-phenanthridinediol 185384-45-6 C20H23NO6
    5-(tert-butoxycarbonyl)-5,6-dihydro-8,9-dimethoxy-7,10-phenanthridinediol
    —— 5-acetyl-nicotinic acid ethyl ester 74120-40-4 C10H11NO3
    5-acetyl-nicotinic acid ethyl ester
    —— 5-((1R,5R)-4,4-d2-3-azabicyclo[3.1.0]hexan-1-yl)-3-methyl-1,2,4-oxadiazole 1364078-05-6 C8H11N3O
    5-((1R,5R)-4,4-d2-3-azabicyclo[3.1.0]hexan-1-yl)-3-methyl-1,2,4-oxadiazole
    —— 5-(4-bromophenyl)-2-phenyloxazole 96908-21-3 C15H10BrNO
    5-(4-bromophenyl)-2-phenyloxazole
    —— 5-carbamoyl-nicotinic acid ethyl ester 183277-47-6 C9H10N2O3
    5-carbamoyl-nicotinic acid ethyl ester
    —— 5-Methyl-1-(4-methylphenyl)-2,4,6-triphenyl-2-sulfanylidene-1,3,2lambda5-diazaphosphinine 86601-26-5 C29H25N2PS
    5-Methyl-1-(4-methylphenyl)-2,4,6-triphenyl-2-sulfanylidene-1,3,2lambda5-diazaphosphinine
    —— 5-chloro-2-[3-dimethylcarbamoyl-5-(1-carbobenzoxyaminoethyl)-1H-1,2,4-triazol-1-yl]benzophenone 65699-17-4 C28H26ClN5O4
    5-chloro-2-[3-dimethylcarbamoyl-5-(1-carbobenzoxyaminoethyl)-1H-1,2,4-triazol-1-yl]benzophenone
    —— 5α-cholest-1-ene 604-18-2 C27H46
    5α-cholest-1-ene
    —— 5-bromo-3-(N',N'-dimethyl-2-aminoethyl)benzothiophene 22963-91-3 C12H14BrNS
    5-bromo-3-(N',N'-dimethyl-2-aminoethyl)benzothiophene
    —— 5-chloro-1-<2-(trimethylsilyl)ethoxy>methyl-1H-1,2,3-triazole 150366-88-4 C8H16ClN3OSi
    5-chloro-1-<2-(trimethylsilyl)ethoxy>methyl-1H-1,2,3-triazole
    —— 5-benzenesulfonyl-4-methyl-[1,2,3]selenadiazole 68275-70-7 C9H8N2O2SSe
    5-benzenesulfonyl-4-methyl-[1,2,3]selenadiazole
    —— 5,6-dibromo-1,3-dihydrobenzo[c]thiophene 2,2-dioxide 885484-01-5 C8H6Br2O2S
    5,6-dibromo-1,3-dihydrobenzo[c]thiophene 2,2-dioxide
    —— 5,9-diphenyl-7H-benzo[c]carbazole 1613216-54-8 C28H19N
    5,9-diphenyl-7H-benzo[c]carbazole
    —— ((5-bromopentyl)sulfonyl)benzene 1284281-53-3 C11H15BrO2S
    ((5-bromopentyl)sulfonyl)benzene
    —— [5-[2-(Tert-butylamino)acetyl]-2-(3-methylbutanoyloxy)phenyl]methyl 3-methylbutanoate 47633-82-9 C23H35NO5
    [5-[2-(Tert-butylamino)acetyl]-2-(3-methylbutanoyloxy)phenyl]methyl 3-methylbutanoate
    —— 5,10-dichloropyrido<3,4-g>isoquinoline 85575-13-9 C12H6Cl2N2
    5,10-dichloropyrido<3,4-g>isoquinoline
    —— 5-((1S,5S)-4,4-d2-3-azabicyclo[3.1.0]hexan-1-yl)-3-methyl-1,2,4-oxadiazole 1364078-08-9 C8H11N3O
    5-((1S,5S)-4,4-d2-3-azabicyclo[3.1.0]hexan-1-yl)-3-methyl-1,2,4-oxadiazole
    —— 5-Formyl-4-phenyl-2,3-dihydro-6H-1,3-oxazine 86761-70-8 C11H11NO2
    5-Formyl-4-phenyl-2,3-dihydro-6H-1,3-oxazine
    —— 5-bromo-2-nitrobenzoyl chloride 22908-25-4 C7H3BrClNO3
    5-bromo-2-nitrobenzoyl chloride
    —— 5-(4-bromophenyl)-1-naphthaldehyde 1353556-09-8 C17H11BrO
    5-(4-bromophenyl)-1-naphthaldehyde
    —— (5-benzenesulfonylpentyl)-N-benzyloxycarbamic acid ethyl ester 1284281-64-6 C21H27NO5S
    (5-benzenesulfonylpentyl)-N-benzyloxycarbamic acid ethyl ester
    —— 5-bromo-1-(3-methyl-1-butyl)-1H-indole-3-carboxaldehyde 1190951-83-7 C14H16BrNO
    5-bromo-1-(3-methyl-1-butyl)-1H-indole-3-carboxaldehyde
    —— 5-[1-(5-bromo-1H-pyrrol-2-yl)-4-phenylmethoxy-2-(2-phenylmethoxyethyl)butyl]-1H-pyrrole-2-carbaldehyde 1021305-62-3 C29H31BrN2O3
    5-[1-(5-bromo-1H-pyrrol-2-yl)-4-phenylmethoxy-2-(2-phenylmethoxyethyl)butyl]-1H-pyrrole-2-carbaldehyde
    —— 5-(isobutoxycarbonyl)-1H-tetrazole-1-acetic acid, ethyl ester 98150-89-1 C10H16N4O4
    5-(isobutoxycarbonyl)-1H-tetrazole-1-acetic acid, ethyl ester