| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 5-(2,4-二氧代嘧啶-1-基)-3,4-二羟基四氢呋喃-2-羧酸 | 5-(2,4-Dioxopyrimidin-1-yl)-3,4-dihydroxyoxolane-2-carboxylic acid | 3415-07-4 | C9H10N2O7 |
| 5-(2,4-二氟苯基)-5-氧代戊酸 | 5-(2,4-Difluorophenyl)-5-oxovaleric acid | 898766-25-1 | C11H10F2O3 |
| 5-(2,4,6-三甲基苯基)-1,3-环己二酮 | 5-(2,4,6-trimethyl-phenyl)-cyclohexane-1,3-dione | 88311-79-9 | C15H18O2 |
| 5-(2,3-二甲氧基苯基)-5-氧代戊酸 | 5-(2,3-Dimethoxyphenyl)-5-oxovaleric acid | 898792-29-5 | C13H16O5 |
| 5-(2,3-二氯苯基)-5-氧代戊酸 | 5-(2,3-Dichlorophenyl)-5-oxovaleric acid | 898791-10-1 | C11H10Cl2O3 |
| 5-(2,3-二氟苯基)-5-氧代戊酸 | 5-(2,3-Difluorophenyl)-5-oxovaleric acid | 898766-13-7 | C11H10F2O3 |
| 5-(2,2-二甲氧基乙氧基)戊-1-炔 | 5-(2,2-dimethoxyethoxy)pent-1-yne | 832082-22-1 | C9H16O3 |
| 5-(2,2-二甲基-1,3-二氧戊环-4-基)-2,2-二甲基四氢呋喃并[2,3-d][1,3]二氧杂环戊烯 | (3aR,5R,6aR)-5-[(4R)-2,2-dimethyl-1,3-dioxolan-4-yl]-2,2-dimethyltetrahydrofuro[2,3-d][1,3]dioxole | 2774-29-0 | C12H20O5 |
| 5-(2,2-二溴乙酰基)异恶唑-3-羧酸乙酯 | Ethyl 5-(2,2-dibromoacetyl)-1,2-oxazole-3-carboxylate | 131974-27-1 | C8H7Br2NO4 |
| 5-(2',6',6'-三甲基-1'-环己烯-1'-基)-4-戊烯-2-炔-1-醛 | 5-(2',6',6'-trimethyl-1'-cyclohexen-1'-yl)-4-penten-2-yn-1-al | 101315-22-4 | C14H18O |
| 5-(1H-咪唑-5-基)-2-甲氧基嘧啶 | 5-(1H-imidazol-4-yl)-2-methoxypyrimidine | 882032-65-7 | C8H8N4O |
| 5-(1H-咪唑-5-基)-2-甲氧基-吡啶 | 5-(1H-imidazol-4-yl)-2-methoxypyridine | 790262-67-8 | C9H9N3O |
| 5-(1H-咪唑-1-基)-2-甲氧基吡啶 | 5-(1H-imidazol-1-yl)-2-methoxypyridine | 502649-50-5 | C9H9N3O |
| 5-(1-辛炔基)呋喃-2-甲醛 | 5-(1-octynyl)furan-2-carboxaldehyde | 105535-87-3 | C13H16O2 |
| 5-(1-羟基乙亚基)-2,2-二甲基-1,3-二氧杂环己-4,6-二酮 | 5-(1-hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione | 85920-63-4 | C8H10O5 |
| 5-(1-羟基丙基)呋喃-2-甲醛 | 5-(1-hydroxypropyl)furan-2-carbaldehyde | 89114-47-6 | C8H10O3 |
| 5-(1-羟基-环己基)-2-甲基-戊烷-2,3-二醇 | 5-(1-hydroxy-cyclohexyl)-2-methyl-pentane-2,3-diol | 855365-29-6 | C12H24O3 |
| 5-(1-溴萘-2-基)氧基-6-氯-2-甲硫基-1H-苯并咪唑 | 1H-Benzimidazole, 5-((1-bromo-2-naphthalenyl)oxy)-6-chloro-2-(methylthio)- | 174503-67-4 | C18H12BrClN2OS |
| 5-(1-氧代丙基)-2-(苯硫基)苯乙酸甲酯 | Methyl 2-(2-(phenylthio)-5-propionylphenyl)acetate | 108051-48-5 | C18H18O3S |
| 5-(1-氧代丙基)-1H-咪唑-4-羧酸甲酯 | methyl 4-propanoyl-1H-imidazole-5-carboxylate | 450360-73-3 | C8H10N2O3 |
| 5-(1-乙氧基乙氧基)-5-甲基庚-3-炔-2-酮 | 5-(1-ethoxy-ethoxy)-5-methyl-hept-3-yn-2-one | 61211-24-3 | C12H20O3 |
| 5-(1-乙氧基乙氧基)-5-甲基己-3-炔-2-酮 | 5-(1-ethoxy-ethoxy)-5-methyl-hex-3-yn-2-one | 61211-23-2 | C11H18O3 |
| 5-(1,3-二氧杂戊环-2-基)糠醛 | 2-(5-formyl-2-furanyl)-1,3-dioxolane | 117953-13-6 | C8H8O4 |
| 5-(1,1-二甲基乙基)-环己-2-烯-1-酮 | 5-tert-butylcyclohex-2-en-1-one | 32360-28-4 | C10H16O |
| 5-(1,1,2,2-四氟乙氧基)-4-羟基-1,2-环氧戊烷 | 5-(1,1,2,2-tetrafluoroethoxy)-4-hydroxy-1,2-epoxypentane | 1001855-61-3 | C7H10F4O3 |
| 5-((叔-丁基二甲基甲硅烷氧基)甲基)-2,3-二甲氧基吡啶 | 5-((tert-Butyldimethylsilyloxy)methyl)-2,3-dimethoxypyridine | 1171919-74-6 | C14H25NO3Si |
| 5-((5-甲基-3-噻吩基)氧基)-2(1H)-嘧啶酮 | 5-((5-Methyl-3-thienyl)oxy)-2(1H)-pyrimidinone | 96518-97-7 | C9H8N2O2S |
| 5-((2-甲基烯丙基)氧基)戊-2-酮 | 5-(2-methylprop-2-enoxy)pentan-2-one | 95683-38-8 | C9H16O2 |
| 5-((2-溴-1-氧代)乙基)-2-甲基苯磺酰胺 | 5-((2-Bromo-1-oxo)ethyl)-2-methylbenzenesulfonamide | 70958-71-3 | C9H10BrNO3S |
| 5-((1-甲氧基丙烷-2-基)氧基)-1H-吡唑-3-胺 | 5-(2-methoxy-1-methylethoxy)-1H-pyrazole-3-amine | 1000896-45-6 | C7H13N3O2 |
| 5-((1-(甲基磺酰基)-1H-吡咯-2-基)甲基)-1H-吡咯-2-甲醛 | 5-formyl-1'-methanesulfonyl-2,2'-dipyrrylmethane | 216171-27-6 | C11H12N2O3S |
| 5,9-二甲基-4,9-癸二烯醛 | (E/Z)-5,9-dimethyldeca-4,9-dienal | 68844-98-4 | C12H20O |
| 5,9-二甲基-2-癸烯醛 | 5,9-Dimethyldec-2-enal | 93840-78-9 | C12H22O |
| 5,8a-二甲基-3,4,8,8a-四氢-1,6-(2H,7H)-萘二酮 | (+/-)-3,4,8,8a-tetrahydro-5,8a-dimethyl-1,6(2H,7H)-naphthalenedione | 41019-71-0 | C12H16O2 |
| 5,8-二氧杂螺[3.4]辛烷-2-羧酸 | 5,8-dioxaspiro[3.4]octane-2-carboxylic acid | 1001907-64-7 | C7H10O4 |
| 5,8-二氧杂螺[3.4]辛-2-基甲醇 | (5,8-dioxaspiro[3.4]octan-2-yl)methanol | 545882-60-8 | C7H12O3 |
| 5,8-二氧杂-螺[3.4]辛-1-烯 | 5,8-dioxa-spiro[3.4]oct-1-ene | 6664-29-5 | C6H8O2 |
| 5,8-二氧杂-2-氮杂螺[3.4]辛烷盐酸盐 | 5,8-Dioxa-2-azaspiro[3.4]octane hydrochloride | 947533-98-4 | C5H10ClNO2 |
| 5,8-二氧杂-2-噻吩螺[3.4]辛烷,2,2-二氧化物 | 5,8-Dioxa-2-thia-spiro[3.4]octane 2,2-dioxide | 31247-23-1 | C5H8O4S |
| 5,8-二氢萘-1,4-二酮 | 5,8-dihydro-1,4-naphthoquinone | 6295-28-9 | C10H8O2 |
| 5,8-二噁-10-氮杂二螺[2.0.4.3]十一烷 | 5,8-dioxa-10-azadispiro[2.0.4.3]undecane | 129321-60-4 | C8H13NO2 |
| 5,8-二乙酰氧基-2-乙酰基-4-氯-3-甲基-1-萘酚 | 5,8-Diacetoxy-2-acetyl-4-chlor-3-methyl-1-naphthol | 69945-30-8 | C17H15ClO6 |
| 5,8-乙桥环戊环壬烯-4(1H)-酮,2,3,3a,5,8,9,10,10a-八氢-1-羟基-3a,6,8-三甲基-1-(1-甲基乙基)-,(1R,3aS,5S,8R,10aR)-rel-(-)-(9CI) | divarinone | 140679-92-1 | C20H30O2 |
| 5,8,11-十四碳三烯-2-酮,(Z,Z,E)- | Tetradeca-5,8,11-trien-2-one | 105657-89-4 | C14H22O |
| 5,8,11,13,16,19-六氧杂二十三烷 | bis(diethylene glycol butyl ether)formal | 143-29-3 | C17H36O6 |
| 5,8,10,13-四氧杂十七烷 | Di-(2-butoxyethoxy)-methan | 17392-22-2 | C13H28O4 |
| 5,7-二硝基-3-苯基-2-(3,4-二甲氧基苯氧基)喹喔啉 | 5,7-dinitro-3-phenyl-2-(3,4-dimethoxyphenoxy)quinoxaline | 1017622-31-9 | C22H16N4O7 |
| 5,7-二甲基-1,3-金刚烷二醇二硝酸酯 | 5,7-dimethyl-1,3-adamantanediol dinitrate | 101821-80-1 | C12H18N2O6 |
| 5,7-二氯-4-(2,4,5-三氯苯氧基)-2-(三氟甲基)-1H-苯并咪唑 | 5,7-Dichloro-4-(2,4,5-trichlorophenoxy)-2-(trifluoromethyl)-1H-benzimidazole | 63405-99-2 | C14H4Cl5F3N2O |
| 5,6-苯并-4,7,13,16,21,24-六氧杂-1,10-二氮杂二环[8.8.8]二十六碳-5-烯 | cryptand 222B | 31250-18-7 | C22H36N2O6 |