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    中文名称 英文名称 CAS号 化学式
    5-(2-甲酰基-3-羟基苯氧基)戊酸 5-(2-formyl-3-hydroxyphenoxy)valeric acid 77858-21-0 C12H14O5
    5-(2-甲酰基-3-甲氧基苯氧基)戊酸乙酯 ethyl 5-(2-formyl-3-methoxyphenoxy)pentanoate 77858-24-3 C15H20O5
    5-(2-甲氧基乙氧基)吡嗪-2-胺 2-amino-5-methoxyethoxypyrazine 710322-71-7 C7H11N3O2
    5-(2-甲氧基-5-硝基苯基)-1-甲基吡唑 5-(2-methoxy-5-nitro-phenyl)-1-methyl-1H-pyrazole 720702-43-2 C11H11N3O3
    5-(2-甲氧基-5-硝基-苯基)糠醛 5-(2-Methoxy-5-nitrophenyl)furan-2-carbaldehyde 714939-06-7 C12H9NO5
    5-(2-甲氧基-5-甲基苯基)-5-氧代戊酸 5-(2'-Methoxy-5'-methylphenyl)-5-oxo-pentanoic acid 71472-14-5 C13H16O4
    5-(2-甲基咪唑-1-基)戊-1-胺 1-(5-aminopentyl)-2-methylimidazole 78881-19-3 C9H17N3
    5-(2-甲基丙-2-烯酰氨基)戊酸 N-methacryloyl-5-aminovaleric acid 71183-17-0 C9H15NO3
    5-(2-甲基丙-2-烯基)-5-(2-甲基丙基)-4,6-二氧代-1H-嘧啶-2-醇钠 Sodium;5-(2-methylprop-2-enyl)-5-(2-methylpropyl)-2,6-dioxopyrimidin-4-olate 73681-11-5 C12H17N2NaO3
    5-(2-甲基-3-呋喃基)-4-丙基-4H-1,2,4-噻唑-3-硫醇 5-(2-methyl-3-furyl)-4-propyl-4H-1,2,4-triazole-3-thiol 725218-33-7 C10H13N3OS
    5-(2-甲基-2-环氧乙烷基)-4-戊炔-1-醇 5-(2-methyloxiranyl)pent-4-yn-1-ol 732284-05-8 C8H12O2
    5-(2-甲基-2-丙基)-1,2,4-恶二唑-3-羧酸 5-(tert-butyl)-1,2,4-oxadiazole-3-carboxylic acid 748743-73-9 C7H10N2O3
    5-(2-甲基-1H-咪唑-1-基)戊腈 5-(2-methylimidazol-1-yl)valeronitrile 791856-77-4 C9H13N3
    5-(2-甲基-1-丙烯-1-基)嘧啶 5-(2-Methylprop-2-en-1-yl)pyrimidine 71418-86-5 C8H10N2
    5-(2-甲基-1-丙烯-1-基)-3,4-二氢-2H-吡咯 2-isobutenyl-1-pyrroline 76778-98-8 C8H13N
    5-(2-甲基-1-丙烯-1-基)-2-吡嗪胺 2-amino-5-(2,2-dimethylvinyl)pyrazine 710323-06-1 C8H11N3
    5-(2-溴乙酰基)-2-(苯基甲氧基)苯甲酰胺 5-(bromoacetyl)-2-(phenylmethoxy)benzamide 72370-19-5 C16H14BrNO3
    5-(2-溴乙基)海因 5-(β-bromoethyl)hydantoin 7471-52-5 C5H7BrN2O2
    5-(2-氯苯基)-3-苯基-1,2,4-恶二唑 5-(2-chlorophenyl)-3-phenyl-1,2,4-oxadiazole 77774-27-7 C14H9ClN2O
    5-(2-氯苯基)-1,2-恶唑-4-羧酸乙酯 ethyl-5-(2'-chlorophenyl)-4-isoxazolecarboxylate 76344-89-3 C12H10ClNO3
    5-(2-氯乙基)-1-(2-脱氧-2-氟-β-D-呋喃阿拉伯糖基)嘧啶-2,4(1H,3H)-二酮 4-Hydroxyalprenolol glucuronide 70359-54-5 C21H31NO9
    5-(2-氨基乙基)二硫代-2-硝基苯甲酸 S-<(3-carboxy-4-nitrophenyl)thio>-2-aminoethanethiol 71899-86-0 C9H10N2O4S2
    5-(2-氨基乙基)-3-氟苯-1,2-二醇 5-Fluorodopamine 71144-38-2 C8H10FNO2
    5-(2-氨基乙基)-1-氮杂双环[3.3.0]辛烷 7a-(2-aminoethyl)hexahydro-1H-pyrrolizine 78449-78-2 C9H18N2
    5-(2-氨基乙基)-1,3,4-噻二唑-2-胺,二盐酸盐 5-(2-Aminoethyl)-1,3,4-thiadiazol-2-amine dihydrochloride 74784-47-7 C4H10Cl2N4S
    5-(2-氨基乙基)-1,2,4-噁二唑-3-羧酸乙酯 Ethyl 5-(2-aminoethyl)-1,2,4-oxadiazole-3-carboxylate 790207-00-0 C7H11N3O3
    5-(2-氨基-3-羟基丙基)苯-1,3-二醇 2-amino-3-(3',5'-dihydroxy-phenyl)-1-propanol 76567-41-4 C9H13NO3
    5-(2-氨基-3-羟基丙基)-2-甲氧基苯酚 2-amino-3-(3'-hydroxy-4'-methoxy-phenyl)-1-propanol 757130-45-3 C10H15NO3
    5-(2-氧代哌啶-1-基)戊酸乙酯 ethyl 5-(2-oxopiperidin-1-yl)pentanoate 75866-46-5 C12H21NO3
    5-(2-氟苯基氨基)-[1,3,4]噻二唑-2-硫醇 5-(2-fluoro-anilino)-3<i>H</i>-[1,3,4]thiadiazole-2-thione 73310-96-0 C8H6FN3S2
    5-(2-氟苯基)-5-甲基-2,4-咪唑烷二酮 (RS)-5-(2-fluoro-phenyl)-5-methyl-imidazolidine-2,4-dione 7248-25-1 C10H9FN2O2
    5-(2-氟苯基)-3-吡啶羧酸 5-(2-fluorophenyl)-nicotinic acid 705961-96-2 C12H8FNO2
    5-(2-氟苯基)-1-甲基-7-亚硝基-3H-1,4-苯并二氮杂卓-2-酮 2H-1,4-Benzodiazepin-2-one, 5-(2-fluorophenyl)-1,3-dihydro-1-methyl-7-nitroso- 79490-77-0 C16H12FN3O2
    5-(2-氟乙基)-4-甲基-1,3-噻唑 5-(2-fluoroethyl)-4-methylthiazole 75848-79-2 C6H8FNS
    5-(2-异亚丙基肼基)-2-吡啶羧酸 5-(isopropylidene)hydrazinopicolinic acid 78273-21-9 C9H11N3O2
    5-(2-噻吩基)-3-异恶唑酸 5-(thiophen-2-yl)isoxazole-3-carboxylic acid 763109-71-3 C8H5NO3S
    5-(2-噻吩基)-1,3-噁唑 5-(thiophen-2-yl)oxazole 70380-70-0 C7H5NOS
    5-(2-呋喃基)-3,4-戊二烯-2-酮 5-Furan-2-yl-penta-3,4-dien-2-one 74143-91-2 C9H8O2
    5-(2-呋喃基)-3,4-二甲基-1,2-恶唑 5-<<2>Furyl>-3,4-dimethyl-isoxazol 75601-30-8 C9H9NO2
    5-(2-呋喃基)-1,3-噁唑 5-(thiophen-2-yl)oxazole 70380-67-5 C7H5NO2
    5-(2-呋喃-2-基乙基)-4,6,11-三氧杂-1-氮杂-5-硅杂双环[3.3.3]十一烷 1-<2-(2-furyl)ethyl>silatrane 72517-62-5 C12H19NO4Si
    5-(2-吡啶硫基)-2-呋喃甲醛 5-(pyridin-2-ylthio)furan-2-carbaldehyde 709635-68-7 C10H7NO2S
    5-(2-吡啶基)-1,3-噁唑 5-(pyridin-2-yl)oxazole 70380-73-3 C8H6N2O
    5-(2-乙酰基肼基)-2-吡啶羧酸 5-(2-Acetylhydrazinyl)pyridine-2-carboxylic acid 737711-15-8 C8H9N3O3
    5-(2-丙烯基硫代)-2,4(1H,3H)-嘧啶二酮 5-(allylthio)uracil 73236-43-8 C7H8N2O2S
    5-(2,6-二氯苯基)-2-甲基四唑 5-(2,6-dichlorophenyl)-2-methyltetrazole 77455-47-1 C8H6Cl2N4
    5-(2,5-二羟基-3-噻吩基)戊酸 5-(2,5-Dihydroxythiophen-3-YL)pentanoic acid 774522-23-5 C9H12O4S
    5-(2,5-二甲氧苯基)-3-(甲基硫烷基)-1,2,4-三嗪 Wedeloside 74686-30-9 C40H55NO13
    5-(2,5-二甲氧基苯基)-3-甲氧基-1,2,4-三嗪 5-(2,5-Dimethoxy-phenyl)-3-methoxy-[1,2,4]triazine 74417-04-2 C12H13N3O3
    5-(2,5-二甲氧基苄基)咪唑烷-2,4-二酮 5-(2,5-dimethoxybenzyl)imidazolidine-2,4-dione 76605-47-5 C12H14N2O4