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中文名称 英文名称 CAS号 化学式 结构式图片
—— 5-(2-nitrophenyl)-1H-pyrrole-2-carbonyl chloride 1072149-61-1 C11H7ClN2O3
5-(2-nitrophenyl)-1H-pyrrole-2-carbonyl chloride
—— 5-amino-2-(4-chloro-benzoyl)-benzoic acid 860561-50-8 C14H10ClNO3
5-amino-2-(4-chloro-benzoyl)-benzoic acid
—— 5α-cholestanone-(4)-oxime 2832-77-1 C27H47NO
5α-cholestanone-(4)-oxime
—— 5-(2-amino-[1,2,4]triazolo[1,5-a]pyridine-6-yl)-N-isopentylpyridine-3-sulfonamide 1159823-40-1 C16H20N6O2S
5-(2-amino-[1,2,4]triazolo[1,5-a]pyridine-6-yl)-N-isopentylpyridine-3-sulfonamide
—— 5-dipropylamino-3-(2-methoxy-phenyl)-1-methyl-1,6-dihydro-pyrazolo[4,3-d]pyrimidin-7-one 1160268-82-5 C19H25N5O2
5-dipropylamino-3-(2-methoxy-phenyl)-1-methyl-1,6-dihydro-pyrazolo[4,3-d]pyrimidin-7-one
—— 5-Chloro-4-(cyclopentylmethylamino)-2-methoxybenzamide 1154414-72-8 C14H19ClN2O2
5-Chloro-4-(cyclopentylmethylamino)-2-methoxybenzamide
—— 5-[1-benzyl-2-(4-methoxyphenyl)-1H-benzimidazol-5-yl]-6-methyl-3,6-dihydro-2H-1,3,4-thiadiazin-2-one 1151820-97-1 C25H22N4O2S
5-[1-benzyl-2-(4-methoxyphenyl)-1H-benzimidazol-5-yl]-6-methyl-3,6-dihydro-2H-1,3,4-thiadiazin-2-one
—— 5-acetoxy-1,4-dichloro-6,8-dimethyl-2-phenyl-4,5-dihydroimidazo<1,2-a><1,8>naphthyridine 142272-05-7 C20H17Cl2N3O2
5-acetoxy-1,4-dichloro-6,8-dimethyl-2-phenyl-4,5-dihydroimidazo<1,2-a><1,8>naphthyridine
—— 5-(4-methoxyphenyl)-2-methyl-1,3-dinitrobenzene 1079039-22-7 C14H12N2O5
5-(4-methoxyphenyl)-2-methyl-1,3-dinitrobenzene
—— 5-Chlor-2-(1-carbamoyl-aethylamino)-benzoesaeure 99070-52-7 C10H11ClN2O3
5-Chlor-2-(1-carbamoyl-aethylamino)-benzoesaeure
—— 5-butyl-2-hydroxyimino-3H-inden-1-one 1403389-07-0 C13H15NO2
5-butyl-2-hydroxyimino-3H-inden-1-one
—— 5,5,5-Trinitro-pentan-2-ol 5029-17-4 C5H9N3O7
5,5,5-Trinitro-pentan-2-ol
—— 5α-Pregnan-16α,20β-diol-16α-acetat-20β-toluol-p-sulfonat 3752-12-3 C30H44O5S
5α-Pregnan-16α,20β-diol-16α-acetat-20β-toluol-p-sulfonat
—— 5-(1-ethoxy-3-phenylprop-2-ynyl)-3,4-dihydro-2H-pyran 1261072-68-7 C16H18O2
5-(1-ethoxy-3-phenylprop-2-ynyl)-3,4-dihydro-2H-pyran
—— 5-[2-(3,4-dimethoxy-phenyl)-8-methyl-imidazo[1,2-a]pyrazin-3-ylamino]-indan-1-one oxime 1236063-43-6 C24H23N5O3
5-[2-(3,4-dimethoxy-phenyl)-8-methyl-imidazo[1,2-a]pyrazin-3-ylamino]-indan-1-one oxime
—— 5-((S)-5-Isopropyl-2-methyl-cyclopent-1-enyl)-3-methyl-pent-1-yn-3-ol 38231-15-1 C15H24O
5-((S)-5-Isopropyl-2-methyl-cyclopent-1-enyl)-3-methyl-pent-1-yn-3-ol
—— 5-(5-iodo-2-thienyl]-4-pentynoic acid 124576-36-9 C9H7IO2S
5-(5-iodo-2-thienyl]-4-pentynoic acid
—— 5-Amino-3,7-dihydro-2,3,7-triphenyl-2H-pyrano[2,3-d]thiazole-6-carboxamide 105774-64-9 C25H21N3O2S
5-Amino-3,7-dihydro-2,3,7-triphenyl-2H-pyrano[2,3-d]thiazole-6-carboxamide
—— 5-chloro-1-[2-(3-chlorophenoxy)propyl]-2-imino-1,2-dihydropyridine-3-carboxamide 1021872-93-4 C15H15Cl2N3O2
5-chloro-1-[2-(3-chlorophenoxy)propyl]-2-imino-1,2-dihydropyridine-3-carboxamide
—— 5-(methylthio)-6-(phenylsulfonyl)[1,2,4]triazolo[1,5-a]pyrimidin-7-amine 98190-27-3 C12H11N5O2S2
5-(methylthio)-6-(phenylsulfonyl)[1,2,4]triazolo[1,5-a]pyrimidin-7-amine
—— 5-(difluoromethoxy)-3-iodo-1-methyl-1H-indazole 1422772-62-0 C9H7F2IN2O
5-(difluoromethoxy)-3-iodo-1-methyl-1H-indazole
—— 5-((4-hydroxy-benzyl)(1H-1,2,4-triazol-1-yl)amino)-biphenyl-2-carbonitrile 1268821-55-1 C22H17N5O
5-((4-hydroxy-benzyl)(1H-1,2,4-triazol-1-yl)amino)-biphenyl-2-carbonitrile
—— (5S,3'S)-1-<3'-Dimethyl(phenyl)silyl-6'-oxohexanoyl>-5-triphenylmethoxymethylpyrrolidin-2-one 215389-96-1 C38H41NO4Si
(5S,3'S)-1-<3'-Dimethyl(phenyl)silyl-6'-oxohexanoyl>-5-triphenylmethoxymethylpyrrolidin-2-one
—— (+-)-5t(?)-ethynyl-5c(?)-hydroxy-(4ar,8ac)-octahydro-naphthalen-2-one 105401-78-3 C12H16O2
(+-)-5t(?)-ethynyl-5c(?)-hydroxy-(4ar,8ac)-octahydro-naphthalen-2-one
—— 5-benzyl-3-decanoyltetramic acid 76562-74-8 C21H29NO3
5-benzyl-3-decanoyltetramic acid
—— 5-Pyrrolidon-(2)-carbonsaeureundecylester 102988-54-5 C16H29NO3
5-Pyrrolidon-(2)-carbonsaeureundecylester
—— 5-Chloro-7-(2-methylpyrrolidin-1-yl)-6-(2,4,6-trifluorophenyl)pyrazolo[1,5-a]pyrimidine-3-carbonitrile 632341-92-5 C18H13ClF3N5
5-Chloro-7-(2-methylpyrrolidin-1-yl)-6-(2,4,6-trifluorophenyl)pyrazolo[1,5-a]pyrimidine-3-carbonitrile
—— 5-methyl-2,6-bis(1H-tetrazol-5-yl)-5,6,7,8-tetrahydro-imidazo[1,2-a]pyrimidine 156610-35-4 C9H11N11
5-methyl-2,6-bis(1H-tetrazol-5-yl)-5,6,7,8-tetrahydro-imidazo[1,2-a]pyrimidine
—— 5-chloro-N-phenylbenzo[d]oxazole-2-carbohydrazonoyl cyanide 1056900-65-2 C15H9ClN4O
5-chloro-N-phenylbenzo[d]oxazole-2-carbohydrazonoyl cyanide
—— 5-ethyl-4-hydroxy-6-(2-methylindolizin-6-yl)-2-oxo-1,2-dihydropyridine-3-carboxylic acid 1426527-97-0 C17H16N2O4
5-ethyl-4-hydroxy-6-(2-methylindolizin-6-yl)-2-oxo-1,2-dihydropyridine-3-carboxylic acid
—— 5-tert-butyl-N-((3S)-5-(4-methylpiperazin-1-yl)-3,4-dihydro-2H-chromen-3-yl)-1-phenyl-1H-pyrazole-3-carboxamide 1073461-76-3 C28H35N5O2
5-tert-butyl-N-((3S)-5-(4-methylpiperazin-1-yl)-3,4-dihydro-2H-chromen-3-yl)-1-phenyl-1H-pyrazole-3-carboxamide
—— 5,6-dihydro-3,4,4-trimethyl-4H-thieno[2,3-b]thiopyran-2-carboxylic acid 7,7-dioxide 190433-97-7 C11H14O4S2
5,6-dihydro-3,4,4-trimethyl-4H-thieno[2,3-b]thiopyran-2-carboxylic acid 7,7-dioxide
—— 5,5-diphenyl-3-(β-pyrrolidino-isopropyl)-imidazolidine-2,4-dione 102556-75-2 C22H25N3O2
5,5-diphenyl-3-(β-pyrrolidino-isopropyl)-imidazolidine-2,4-dione
—— 5-(4-amino-3-methoxy-trityl)-[1,3,4]oxadiazol-2-ylamine 30516-18-8 C22H20N4O2
5-(4-amino-3-methoxy-trityl)-[1,3,4]oxadiazol-2-ylamine
—— 5-methoxy-2-((Z)-(5-oxo-2-phenyl-1,3-oxazol-4(5H)-ylidene)methyl)phenyl acetate 669062-13-9 C19H15NO5
5-methoxy-2-((Z)-(5-oxo-2-phenyl-1,3-oxazol-4(5H)-ylidene)methyl)phenyl acetate
—— 5-phenyl-5-(2-piperidin-1-yl-ethyl)-2-thioxo-dihydro-pyrimidine-4,6-dione 1042-24-6 C17H21N3O2S
5-phenyl-5-(2-piperidin-1-yl-ethyl)-2-thioxo-dihydro-pyrimidine-4,6-dione
—— 5-(6,7-Diacetoxy-3-methoxycarbonyl-naphthalen-1-yl)-6-oxo-6H-pyran-2-carboxylic acid methyl ester 123364-11-4 C23H18O10
5-(6,7-Diacetoxy-3-methoxycarbonyl-naphthalen-1-yl)-6-oxo-6H-pyran-2-carboxylic acid methyl ester
—— 5-nitro-furfural-(4-carbamimidoyl semicarbazone); hydrochloride 91314-06-6 C7H8N6O4*ClH
5-nitro-furfural-(4-carbamimidoyl semicarbazone); hydrochloride
—— (5'R)-5'-isobutyl-5'-[methyl (4R)-β-L-erythrofuranoside-4-C-yl] imidazolidin-2',4'-dione 600737-00-6 C12H20N2O6
(5'R)-5'-isobutyl-5'-[methyl (4R)-β-L-erythrofuranoside-4-C-yl] imidazolidin-2',4'-dione
—— 5-Aminohexan-1-ol hydrochloride 1820747-48-5 C6H16ClNO
5-Aminohexan-1-ol hydrochloride
—— 5-Chlor-4-<4'-(5,6-dimethyl-benzoxazol-2-yl)-stilben-4-yl>-2-phenyl-2H-1,2,3-triazol 65203-93-2 C31H23ClN4O
5-Chlor-4-<4'-(5,6-dimethyl-benzoxazol-2-yl)-stilben-4-yl>-2-phenyl-2H-1,2,3-triazol
—— 5,17-di(N-tert-butylaminoxyl)-25,26,27,28-tetrapropoxycalix[4]arene 1044519-12-1 C48H64N2O6
5,17-di(N-tert-butylaminoxyl)-25,26,27,28-tetrapropoxycalix[4]arene
—— 5-acetyl-5,6,11,12-tetrahydro-dibenzo[b,f]azocin-9-amine 864759-93-3 C17H18N2O
5-acetyl-5,6,11,12-tetrahydro-dibenzo[b,f]azocin-9-amine
—— 5-benzyl-11-[3-(4-methyl-piperazin-1-yl)-propyl]-5<i>H</i>,11<i>H</i>-dibenzo[<i>b</i>,<i>f</i>][1,5]diazocine-6,12-dione 47763-21-3 C29H32N4O2
5-benzyl-11-[3-(4-methyl-piperazin-1-yl)-propyl]-5<i>H</i>,11<i>H</i>-dibenzo[<i>b</i>,<i>f</i>][1,5]diazocine-6,12-dione
—— 5-methyl-3-(2,4,5-trichloro-phenyl)-oxazolidine-2,4-dione 90877-01-3 C10H6Cl3NO3
5-methyl-3-(2,4,5-trichloro-phenyl)-oxazolidine-2,4-dione
—— 5,11-dihydro-5-[1-(2-ethoxycarbonyl)ethylpiperidin-4-yl]-dibenz[b,e][1,4]thiazepine 216018-47-2 C23H28N2O2S
5,11-dihydro-5-[1-(2-ethoxycarbonyl)ethylpiperidin-4-yl]-dibenz[b,e][1,4]thiazepine
—— 5-Ethoxycarbonylpenta-2,4-dienyltriphenylphophoran 35579-34-1 C26H25O2P
5-Ethoxycarbonylpenta-2,4-dienyltriphenylphophoran
—— 5-(dipropylamino)-1-methyl-3-(6-methylpyridin-3-yl)-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one 1160268-62-1 C18H24N6O
5-(dipropylamino)-1-methyl-3-(6-methylpyridin-3-yl)-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one
—— 5-(4-methoxybenzyl)-3-(2-nitrophenyl)-4,5-dihydroisoxazole 1158556-54-7 C17H16N2O4
5-(4-methoxybenzyl)-3-(2-nitrophenyl)-4,5-dihydroisoxazole
—— 5-ethoxycarbonyl-6-methyl-4-phenyl-3-benzoyl-2-methylthio-3,4-dihydropyrimidine 144460-02-6 C22H22N2O3S
5-ethoxycarbonyl-6-methyl-4-phenyl-3-benzoyl-2-methylthio-3,4-dihydropyrimidine