酮类化合物是一类有机化合物,其分子中至少含有一个羰基(C=O),并且这个羰基被两个碳原子所包围。通式为R1-C(=O)-R2,其中R1和R2可以是任何烷基或芳基等碳基团。酮的命名通常以烷基作为前缀,并按照取代基的顺序进行排列。
物理性质酮类化合物具有较低的沸点,这是因为它们的分子间相互作用力相对较弱。例如,丙酮(CH3COCH3)的沸点约为56℃,而乙醇(C2H5OH)的沸点为78.4℃。
化学性质 酮的亲核加成反应氢化:在一定条件下,如在钯催化剂的作用下,酮可以被还原为醇。
硼氢化:使用硼烷衍生物(如LiBH4)作为还原剂,可将酮转化为伯醇。
在高温或酸性条件下,酮可以发生分子内脱水生成α,β-不饱和羰基化合物。这一过程也称为Wittig反应的一种特例。
应用领域医药:许多药物含有酮结构。
香料与调味剂:多种芳香物质为酮类化合物,例如肉桂醛、茴香脑等。
溶剂:丙酮广泛用于各种化学合成和工业过程中作为溶剂。
中文名称 | 英文名称 | CAS号 | 化学式 | 结构式图片 |
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1,5-二苯基-3-戊酮 | 1,5-diphenyl-3-pentanone | 5396-91-8 | C17H18O |
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1,5-二溴-3-戊酮 | α,α'-dibromopentan-3-one | 140200-76-6 | C5H8Br2O |
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1,5-二对羟苯基-1,4-戊二烯-3-酮 | bis(4-hydroxybenzylidene)acetone | 3654-49-7 | C17H14O3 |
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1,5,5-三甲基双环[2.2.1]-2-庚酮 | isofenchone | 6541-58-8 | C10H16O |
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1,4-孕甾二烯-3,20-二酮 | dl-Δ<sup>1,2</sup>-pregnadiene-3,20-dione | 1162-54-5 | C21H28O2 |
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1,4-二氯丁烷-2-酮 | 1,4-dichloro-2-butanone | 16714-78-6 | C4H6Cl2O |
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1,4-二氧杂螺[4.5]-2-癸酮 | cyclohexanespiro-2'-(1',3'-dioxolan)-4'-one | 4423-79-4 | C8H12O3 |
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1,4-二氧杂环十四烷-5,14-二酮 | 1,4-dioxa-cyclotetradecane-5,14-dione | 5578-82-5 | C12H20O4 |
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1,4-二氧杂环十六烷-5,16-二酮 | 1,4-dioxacyclohexadecane-5,16-dione | 54982-83-1 | C14H24O4 |
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1,4-二氧杂环-2,5-己二酮 | glycolide | 502-97-6 | C4H4O4 |
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1,4-二氧六环-2-酮 | p-dioxanone | 3041-16-5 | C4H6O3 |
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1,3-环庚二酮 | cycloheptane-1,3-dione | 1194-18-9 | C7H10O2 |
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1,3-双-[4-(3-氯苯基)哌嗪-1-基]丙烷 | 1,3-bis-[4-(3-chloro-phenyl)-piperazino]-propane | 6323-09-7 | C23H30Cl2N4 |
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1,3-二甲基-8-硝基-1H-嘌呤2,6(3H,9H)-二酮 | 8-nitrotheophylline | 2099-73-2 | C7H7N5O4 |
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1,3-二甲基-4-哌啶酮 | 1,3-Dimethyl-4-piperidone | 4629-80-5 | C7H13NO |
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1,3-二氢咪唑-2-酮 | 1,3-dihydroimidazolone | 5918-93-4 | C3H4N2O |
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1,3-二氟丙酮 | 1,3-difluoro-propan-2-one | 453-14-5 | C3H4F2O |
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1,3,8,10-四甲基-5,12-二丁基喹吖啶酮 | N,N'-di(n-butyl)-1,3,8,10-tetramethylquinacridone | 850815-10-0 | C32H36N2O2 |
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1,3,5-三苄氧基-1,3,5-三嗪烷-2,4,6-三酮 | 1,3,5-tribenzyloxy-1,3,5-triazine-2,4,6(1H,3H,5H)-trione | 95705-20-7 | C24H21N3O6 |
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1,3,5-三羟基-9H-氧杂蒽-9-酮 | 1,3,5-trihydroxy-9H-xanthen-9-one | 6732-85-0 | C13H8O5 |
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1,3,5-三羟基-1,3,5-三嗪-2,4,6(1H,3H,5H)-三酮 | N,N',N''-trihydroxyisocyanuric acid | 143435-52-3 | C3H3N3O6 |
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1,3,5-三嗪-2,4,6(1H,3H,5H)-三酮的化合物 | 2,4-diamino-6-[2-(2-methyl-1-imidazolyl)ethyl]-1,3,5-triazine isocyanuric acid | 68490-66-4 | C3H3N3O3*C9H13N7 |
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1,3,5-三[3-(三甲氧基甲硅烷基)丙基]-1,3,5-三嗪-2,4,6(1H,3H,5H)-三酮 | tris-[3-(trimethoxysilyl)propyl]isocyanurate | 26115-70-8 | C21H45N3O12Si3 |
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1,3,5-三(2-氯乙基)-1,3,5-三嗪-2,4,6(1H,3H,5H)-三酮 | 1,3,5-tri(2-chloroethyl)-1,3,5-triazine-2,4,6-trione | 6299-37-2 | C9H12Cl3N3O3 |
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1,3,4,5-四氢-苯并[B][1,4]二氮杂革-2-酮 | 2,3,4,5-tetrahydro-1H-1,5-benzodiazepin-2-one | 5755-07-7 | C9H10N2O |
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1,3,4,5-四氢-2H-1-苯并氮杂卓-2-酮 | 2,3,4,5-tetrahydro-1H-1-benzo[b]azepin-2-one | 4424-80-0 | C10H11NO |
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1,2-双(3-溴苯基)乙烷-1,2-二酮 | 1,2-bis(3-bromophenyl)ethane-1,2-dione | 91960-97-3 | C14H8Br2O2 |
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1,2-双(3-氯苯基)乙烷-1,2-二酮 | 1,2-bis(3-chlorophenyl)ethane-1,2-dione | 35190-07-9 | C14H8Cl2O2 |
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1,2-二氢-5-苯基吡唑-3-酮 | 3-phenyl-1H-pyrazol-5-one | 4860-93-9 | C9H8N2O |
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1,2-二氢-2-氧代-3H-咪唑并[4,5-b]吡啶-3-羧酸,1,1-二甲基乙酯 | 1,2-Dihydro-2-oxo-3H-imidazo<4,5-b>pyridine-3-carboxylic acid 1,1-dimethylethyl ester | 1027159-01-8 | C11H13N3O3 |
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1,2-二(苯基)-4-(2-苯磺酰基乙基)吡唑烷-3,5-二酮 | Sulfinpyrazone sulfone | 1106-50-9 | C23H20N2O4S |
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1,2,6,7-四氢-8H-茚并[5,4-b]呋喃-8-酮 | 1,2,6,7-tetrahydro-8H-indeno[5,4-b]furan-8-one | 196597-78-1 | C11H10O2 |
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1,2,3,8-四羟基-6-甲基蒽-9,10-二酮 | 2-Hydroxyemodin | 10228-40-7 | C15H10O6 |
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1,2,3,4-四氢苯并[b]氮杂卓-5-酮 | 1,2,3,4-tetrahydro-5H-benzo[b]azepin-5-one | 1127-74-8 | C10H11NO |
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1,2,3,4,5,6-六氢-1,1,5,5-四甲基-7H-2,4alpha-甲桥萘-7-酮 | 1,2,3,4,5,6-hexahydro-1,1,5,5-tetramethyl-7H-2,4a-methanonaphthalen-7-one | 23747-14-0 | C15H22O |
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1,1-二溴频哪酮 | 1,1-dibromo-3,3-dimethylbutan-2-one | 30263-65-1 | C6H10Br2O |
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1,1-二溴-3,3,3-三氟丙酮 | 1,1-dibromo-3,3,3-trifluoroacetone | 431-67-4 | C3HBr2F3O |
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1,1-二氟乙酰基乙酮 | 1,1-difluoropentane-2,4-dione | 41739-23-5 | C5H6F2O2 |
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1,1-二异丙醇缩环己酮 | 1,1-diisopropoxycyclohexane | 1132-95-2 | C12H24O2 |
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1,1,7-三氯-1-庚烯-3-酮 | 1,1,7-trichloro-1-hepten-3-one | 158355-41-0 | C7H9Cl3O |
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1,1,5,5-四氟-2,4-戊二酮 | 1,1,5,5-tetrafluoropentane-2,4-dione | 70086-62-3 | C5H4F4O2 |
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1,1,3-三氯丙酮 | 1,1,3-trichloroacetone | 921-03-9 | C3H3Cl3O |
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1,1,1-三溴丙酮 | 1,1,1-tribromopropan-2-one | 3770-98-7 | C3H3Br3O |
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1,1,1-三氟-5-甲基-2,4-己二酮 | 1,1,1-trifluoro-5-methyl-2,4-hexanedione | 30984-28-2 | C7H9F3O2 |
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1,1,1-三氟-5,5-二甲基-2,4-己二酮 | 1,1,1-Trifluoro-5,5-dimethyl-2,4-hexanedione | 22767-90-4 | C8H11F3O2 |
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1,1,1,5,5,6,6,7,7,7-九氟代-2,4-辛二酮 | 1,1,1,2,2,3,3,7,7,7-decafluoro-4,6-heptanedione | 20583-66-8 | C7H2F10O2 |
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1,1,1,2,2-五氟-6,6-二甲基-3,5-庚二酮 | 1,1,1,2,2-pentafluoro-6,6-dimethylheptane-3,5-dione | 2145-68-8 | C9H11F5O2 |
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1,1'-(4,6-二羟基苯)二乙酮 | 1-(5-acetyl-2,4-dihydroxyphenyl)-1-ethanone | 2161-85-5 | C10H10O4 |
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1(10)-马兜铃烯-2-酮 | Δ<sup>1,10</sup>-Aristolenon-(2) | 28398-06-3 | C15H22O |
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(苯甲基硫)丙酮 | benzylthioacetone | 10230-69-0 | C10H12OS |
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