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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3-溴-2',5-二氯-2-羟基苯甲酮 | 3-Bromo-2',5-dichloro-2-hydroxybenzophenone | 332104-57-1 | C13H7BrCl2O2 |
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3-氰甲基苯甲酸 | 3-(cyanomethyl)benzoic acid | 5689-33-8 | C9H7NO2 |
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3-氰基-6-甲基色酮 | 6-methyl-4-oxo-4H-1-benzopyran-3-carbonitrile | 50743-18-5 | C11H7NO2 |
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3-氯-6-甲基二苯并[c,f][1,2]硫氮杂卓-11(6H)-酮 5,5-二氧化物 | 3-chloro-6-methyldibenzo[c,f][1,2]thiazepin-11(6H)-one 5,5-dioxide | 26638-53-9 | C14H10ClNO3S |
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3-氯-4'-甲氧基苯丙酮 | 3-chloro-4'-methoxypropiophenone | 35999-20-3 | C10H11ClO2 |
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3-氯-2,4(3H,5H)-呋喃二酮 | 3-chloro-(3H,5H)-furan-2,4-dione | 4971-55-5 | C4H3ClO3 |
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3-氯-2,2,2-三氟苯乙酮 | 1-(3-chlorophenyl)-2,2,2-trifluoroethanone | 321-31-3 | C8H4ClF3O |
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3-氯-1-(4-氟苯基)丙酮 | 2-chloro-1-(4-fluorophenyl)propan-1-one | 81112-09-6 | C9H8ClFO |
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3-氯-1-(3,4-二甲氧基苯基)丙烷-1-酮 | 3-chloro-1-(3,4-dimethoxyphenyl)propan-1-one | 4693-38-3 | C11H13ClO3 |
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3-氨基-6-溴-2(1H)-吡嗪酮 | 3-Amino-6-bromopyrazin-2(1H)-one | 21943-14-6 | C4H4BrN3O |
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3-氨基-2-羟基苯乙酮 | 3'-Amino-2'-hydroxyacetophenone | 70977-72-9 | C8H9NO2 |
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3-氨基-1-苯基-2-吡唑啉-5-酮 | 3-amino-1-phenyl-2-pyrazolin-5-one | 4149-06-8 | C9H9N3O |
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3-氧络戊酮腈 | 3-oxo-pentanenitrile | 33279-01-5 | C5H7NO |
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3-氧杂环丁酮 | oxetan-3-one | 6704-31-0 | C3H4O2 |
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3-氧杂-9-苄基-9-氮杂双环[3.3.1]壬烷-7-酮 | 9-benzyl-3-oxa-9-azabicyclo[3.3.1]nonan-7-one | 81514-40-1 | C14H17NO2 |
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3-氧代环己烷甲酸乙酯 | ethyl 3-oxocyclohexanecarboxylate | 33668-25-6 | C9H14O3 |
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3-氟苯丙酮 | 1-(3-fluorophenyl)propan-1-one | 455-67-4 | C9H9FO |
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3-氟溴代苯乙酮 | 2-bromo-1-(3-fluorophenyl)ethanone | 53631-18-8 | C8H6BrFO |
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3-氟-4-羟基苯乙酮 | 3-fluoro-4-hydroxyacetophenone | 403-14-5 | C8H7FO2 |
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3-氟-4-氯苯乙酮 | 1-(4-chloro-3-fluorophenyl)ethanone | 151945-84-5 | C8H6ClFO |
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3-异丁氧基-2-环己烯酮 | 3-isobutoxycyclohex-2-en-1-one | 23074-59-1 | C10H16O2 |
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3-巯基-2,5-己二酮 | 3-Mercaptohexa-2,5-dion | 53670-54-5 | C6H10O2S |
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3-壬烯-2-酮 | Non-3-en-2-on | 14309-57-0 | C9H16O |
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3-吡咯烷酮 | pyrrolidin-3-one | 96-42-4 | C4H7NO |
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3-叔丁基-5-溴-1-乙酰基苯 | 1-(3-bromo-5-(tert-butyl)phenyl)ethanone | 1124138-68-6 | C12H15BrO |
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3-十二酮 | 3-dodecanone | 1534-27-6 | C12H24O |
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3-十一酮 | undecan-3-one | 2216-87-7 | C11H22O |
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3-乙酰氧基苯乙酮 | 3-acetylphenyl acetate | 2454-35-5 | C10H10O3 |
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3-乙酰基噁唑烷-2-酮 | N-acetyl-1,3-oxazol-2-one | 60759-49-1 | C5H5NO3 |
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3-乙烯基恶唑烷-2-酮 | N-vinyl-2-oxazolidone | 4271-26-5 | C5H7NO2 |
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3-乙氧基二苯甲酮 | 3-methoxybenzophenone | 6136-67-0 | C14H12O2 |
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3-乙基苯乙酮 | 3-ethylacetophenone | 22699-70-3 | C10H12O |
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3-乙基双环[3.2.0]庚-3-烯-6-酮 | 3-ethylbicyclo[3.2.0]hept-3-en-6-one | 1235479-59-0 | C9H12O |
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3-乙基-6,7,8,9-四氢-9-羟基-2-甲基-4H-吡啶并[1,2-a]嘧啶-4-酮 | 3-ethyl-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one | 849903-79-3 | C11H16N2O2 |
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3-乙基-2-戊酮 | 3-ethyl-2-pentanone | 6137-03-7 | C7H14O |
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3-乙基-2-庚酮 | 3-ethylheptan-2-one | 6137-09-3 | C9H18O |
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3-丁氧基-2-环己烯-1-酮 | 3-butanoxycyclohex-2-en-1-one | 16493-04-2 | C10H16O2 |
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3-[3-[4-(4-溴苯基)苯基]-3-氧代-1-苯基丙基]-4-羟基-2-色原酮 | 3-{3-[4'-bromo(1,1'-biphenyl)-4-yl]-3-oxo-1-phenylpropyl}-4-hydroxy-2-benzopyrone | 28614-07-5 | C30H21BrO4 |
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3-[2-[[(2-甲氧基苯基)甲基]氨基]乙基]-2,4(1H,3H)喹唑啉二酮 | 3-(2-((2-Methoxybenzyl)amino)ethyl)quinazoline-2,4(1H,3H)-dione | 1028307-48-3 | C18H19N3O3 |
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3-(苄氧基)-1-环丁酮 | 3-benzyloxy cyclobutanone | 30830-27-4 | C11H12O2 |
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3-(甲基氨基)-1-苯基丙烷-1-酮 | 3-(N-methylamino)propiophenone | 27152-62-1 | C10H13NO |
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3-(哌啶-4-基)苯并[d]异恶唑 | 3-(piperidin-4-yl)benzo[d]isoxazole | 84163-68-8 | C12H14N2O |
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3-(叔-丁氧基)环丁酮 | 3-(tert-butoxy)cyclobutanone | 30830-28-5 | C8H14O2 |
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3-(二甲基氨基)环己-2-烯-1-酮 | 3-(dimethylamino)cyclohex-2-en-1-one | 6135-22-4 | C8H13NO |
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3-(二氰基亚甲基)靛酮 | 3-(1,1-dicyanomethylene)-indanone | 1080-74-6 | C12H6N2O |
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3-(三氟甲氧基)苯乙酮 | 2,2,2-trifluoro-1-(3-methoxyphenyl)ethanone | 30724-22-2 | C9H7F3O2 |
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3-(三氟甲基)环己酮 | 3-(trifluoromethyl)cyclohexanone | 585-36-4 | C7H9F3O |
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3-(5-巯基-1,3,4-噻二唑-2-硫基)丙酸 | 2-(2-carboxyethyl)thio-5-thiol-1,3,4-thiadiazole | 57658-21-6 | C5H6N2O2S3 |
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3-(4-羟基苯基)-7-甲氧基-4H-色烯-4-酮 | isoformononetin | 486-63-5 | C16H12O4 |
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3-(4-甲氧基苯基)环戊酮 | 3-(4-methoxyphenyl)cyclopentanone | 116526-34-2 | C12H14O2 |
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