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    中文名称 英文名称 CAS号 化学式
    5-(吡咯烷-1-基)戊胺 5-(pyrrolidin-1-yl)pentan-1-amine 71302-71-1 C9H20N2
    5-(吗啉基甲基)-3-[(5-硝基呋喃亚甲基)氨基]恶唑烷-2-酮柠檬酸盐 2-Hydroxypropane-1,2,3-tricarboxylic acid;5-(morpholin-4-ylmethyl)-3-[(5-nitrofuran-2-yl)methylideneamino]-1,3-oxazolidin-2-one 71662-10-7 C19H24N4O13
    5-(吖庚环-1-基甲基)-1,2,5-三甲基-4-苯基哌啶-4-基乙酸酯二盐酸 Urea, 1,1-bis(2-cyanoethyl)-3-(p-chlorophenyl)- 73953-60-3 C13H13ClN4O
    5-(叠氮甲基)-3-叔丁基-2-羟基苯甲醛 5-azidomethyl-3-tert-butyl-2-hydroxybanzaldehyde 714916-56-0 C12H15N3O2
    5-(叔丁氧基)-3,4-二苯基-2H-吡咯-2-酮 5-(tert-butoxy)-3,4-diphenyl-2H-pyrrol-2-one 79887-87-9 C20H19NO2
    5-(叔丁基)-4-(甲氧基甲基)呋喃-2-羧酸 5-tert-butyl-4-(methoxymethyl)furan-2-carboxylic acid 701216-69-5 C11H16O4
    5-(二苯基磷酰)戊酸 (4-carboxybutyl)diphenylphosphine oxide 71140-70-0 C17H19O3P
    5-(二羟基氨基)-3-{[3-甲基-1-(4-甲基苯基)-5-羰基-1,5-二氢-4H-吡唑-4-亚基]肼亚基}-4-羰基环己-1,5-二烯-1-磺酸3-{2-[5-甲基-2-(4-甲基苯基)-3-羰基-2,3-二氢吡唑-1-id-4-基]二氮烷-2-id-1-亚基}-5铬(3+)钠 1-Naphthylacetylglycylglycylglycine 75491-17-7 C18H19N3O5
    5-(二甲氨基亚甲基)-2,2-二甲基-1,3-二氧己环-4,6-二酮 5-[(dimethylamino)methylene]-2,2-dimethyl-1,3-dioxane-4,6-dione 75039-60-0 C9H13NO4
    5-(二甲氨基)-N-己基萘-1-磺酰胺 dansyl hexylamide 71942-25-1 C18H26N2O2S
    5-(二甲氨基)-1H-吲哚-2-羧酸 5-N,N-dimethylamino-1H-indole-2-carboxylic acid 796870-47-8 C11H12N2O2
    5-(二甲氧基甲基)-5-甲基-咪唑烷-2,4-二酮 5-(Dimethoxymethyl)-5-methylimidazolidine-2,4-dione 7146-45-4 C7H12N2O4
    5-(二甲氧基甲基)-5-乙基-咪唑烷-2,4-二酮 5-(Dimethoxymethyl)-5-ethylimidazolidine-2,4-dione 7146-46-5 C8H14N2O4
    5-(二甲基氨基甲基亚基)-2-氧代-4-苯基-呋喃-3-甲腈 difunon 7703-36-8 C14H12N2O2
    5-(二甲基氨基)-N,N,2,3-四甲基-5-噻吩基氧代戊酰胺 Pentanamide, 5-(dimethylamino)-N,N,2,3-tetramethyl-5-thioxo- 70481-41-3 C11H22N2OS
    5-(二甲基氨基)-4,4-二甲基-1,1,5-三苯基-1-戊醇 1,5,5-Triphenyl-2,2-dimethyl-1-dimethylamino-5-pentanol 7411-99-6 C27H33NO
    5-(二氯乙酰基)-2-环戊烯-1-酮 5-(2,2-dichloroacetyl)cyclopent-2-enone 76430-32-5 C7H6Cl2O2
    5-(乙酰氨基)-3-氨基-2-甲氧基-苯磺酸 Benzenesulfonic acid, 5-(acetylamino)-3-amino-2-methoxy- 70900-30-0 C9H12N2O5S
    5-(乙酰氨基)-2-糠酸 5-acetylaminofuran-2-carboxylic acid 772-69-0 C7H7NO4
    5-(乙酰氨基)-2-甲氧基-4-硝基苯甲酸甲酯 Methyl 5-(acetylamino)-2-methoxy-4-nitrobenzoate 79893-20-2 C11H12N2O6
    5-(乙酰氧基)-5-甲基-2(5H)-呋喃酮 5-(acetyloxy)-5-methyl-2(5H)-furanone 74982-59-5 C7H8O4
    5-(乙酰基氨基)-2-氯苯甲酸 5-acetylamino-2-chloro-benzoic acid 719282-11-8 C9H8ClNO3
    5-(乙酰基氧基)-4-(2-甲氧基-2-氧代乙基)-2-甲基-1H-吡咯-3-羧酸甲酯 2-Acetoxy-4-methoxycarbonyl-5-methyl-3-pyrrolessigsaeure-methylester 77978-85-9 C12H15NO6
    5-(乙氧基甲基)吡啶-2-胺 5-(Ethoxymethyl)pyridin-2-amine 782431-91-8 C8H12N2O
    5-(乙氧基-丙基硫基硫代膦酰)氧基-4-甲氧基-2-甲基哒嗪-3-酮 O-ethyl-S-propyl-O-(1-methyl-5-methoxy-6-oxo-1H-pyridazine-4-yl)-phoshorodithioate 76269-65-3 C11H19N2O4PS2
    5-(乙基磺酰基)-4-硝基-O-茴香酸 5-(ethylsulfonyl)-2-methoxy-4-nitrobenzoic acid 79893-22-4 C10H11NO7S
    5-(乙基氨基)-6-甲基-2,3-吡嗪二甲腈 5-ethylamino-6-methyl-pyrazine-2,3-dicarbonitrile 72112-35-7 C9H9N5
    5-(乙基巯基甲基)-5-甲基-4,6-二氧代-1H-嘧啶-2-醇钠 Sodium;5-(ethylsulfanylmethyl)-5-methyl-2,6-dioxopyrimidin-4-olate 73681-06-8 C8H11N2NaO3S
    5-(乙基巯基甲基)-5-丙基嘧啶-3H-2,4,6-三酮钠 Sodium;5-(ethylsulfanylmethyl)-2,6-dioxo-5-propylpyrimidin-4-olate 73681-07-9 C10H15N2NaO3S
    5-(乙基巯基甲基)-5-丙-2-基嘧啶-3H-2,4,6-三酮钠 Sodium;5-(ethylsulfanylmethyl)-2,6-dioxo-5-propan-2-ylpyrimidin-4-olate 73681-05-7 C10H15N2NaO3S
    5-(乙基-(2-羟基乙基)氨基)戊烷-2-酮 5-(N-ethyl-N-2-hydroxyethylamine)-2-pentanone 74509-79-8 C9H19NO2
    5-(丙酰氨基)吡啶-2-羧酸 5-Propionylaminopyridin-2-carbonsaeure 75903-35-4 C9H10N2O3
    5-(三硝基甲基)四唑 methyl 4-oxopyrano[3,2-b][1]benzofuran-2-carboxylate 75393-29-2 C13H8O5
    5-(三甲基硅烷基)-2-噻吩甲腈 2-cyano-5-trimethylsilylthiophene 77998-64-2 C8H11NSSi
    5-(三氟甲基)异恶唑-4-甲酰氯 5-trifluoromethylisoxazole-4-carbonyl chloride 75706-01-3 C5HClF3NO2
    5-(三氟甲基)吡喃-2-酮 5-(trifluoromethyl)-2H-pyran-2-one 76905-69-6 C6H3F3O2
    5-(三氟甲基)-1H-吡咯并[2,3-B]吡啶-2-羧酸 5-(trifluoromethyl)-1H-pyrrolo[2,3-b]pyridine-2-carboxylic acid 784144-05-4 C9H5F3N2O2
    5-(三氟甲基)-1-苯并呋喃 5-(trifluoromethyl)benzofuran 741290-20-0 C9H5F3O
    5-(三氟甲基)-1,3-噁唑-2-胺 5-(trifluoromethyl)oxazol-2-amine 714972-00-6 C4H3F3N2O
    5-(三氟甲基)-1,3,4-噁二唑-2-胺 5-(trifluoromethyl)-1,3,4-oxadiazol-2-amine 768-29-6 C3H2F3N3O
    5-(丁基磺酰基)-1,3,4-噻二唑-2-胺 5-(Butylsulfonyl)-1,3,4-thiadiazol-2-amine 72836-17-0 C6H11N3O2S2
    5-(O-甲苯基偶氮)甲苯-2,4-二胺 2'-Methyl-2,4-diamino-5-methylazobenzene 7467-29-0 C14H16N4
    5-(N-叔丁氧羰基氨基)-1-戊醇 5-(tert-butoxycarbonyl)amino-1-pentanol 75178-90-4 C10H21NO3
    5-(8-氨基-7-氯-2,3-二氢-1,4-苯并二恶烷-5-基)-3-[1-(2-苯基乙基)哌啶-4-基]-1,3,4-噁二唑-2(3H)-酮 Capeserod 769901-96-4 C23H25ClN4O4
    5-(6-羟基-2,5,7,8-四甲基色满-2-基)-2-甲基戊酸甲酯 (+/-)-5-(6-hydroxy-2,5,7,8-tetramethyl-chroman-2-yl)-2-methyl-pentanoic acid methyl ester 7047-69-0 C20H30O4
    5-(6-羟基-2,5,7,8-四甲基色满-2-基)-2-甲基戊酸 (+/-)-5-(6-hydroxy-2,5,7,8-tetramethyl-chroman-2-yl)-2-methyl-pentanoic acid 7083-09-2 C19H28O4
    5-(6-甲基吡啶-2-基)-6-吡啶-2-基-2,3-二氢吡嗪 5-(6-Methyl-pyridin-2-yl)-6-pyridin-2-yl-2,3-dihydro-pyrazine 76348-00-0 C15H14N4
    5-(5-硝基-2-呋喃基)-1,3,4-噻二唑-2-基胺 2-amino-5-(5-nitro-2-furyl)-1,3,4-thiadiazole 712-68-5 C6H4N4O3S
    5-(5-甲酰基-噻吩-2-基)-戊酸甲酯 5-(5-Formyl-[2]thienyl)-valeriansaeure-methylester 78845-71-3 C11H14O3S
    5-(5-甲基呋喃-2-基)-4,6,11-三氧杂-1-氮杂-5-硅杂双环[3.3.3]十一烷 1-(5-methyl-2-furyl)silatrane 72517-61-4 C11H17NO4Si