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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4-氟-2-甲氧基苯乙酮 | 1-(4-fluoro-2-methoxy-phenyl)-ethanone | 51788-80-8 | C9H9FO2 |
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4-氟-2-吲哚酮 | 4-fluoroindolin-2-one | 138343-94-9 | C8H6FNO |
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4-氟-2-三氟甲基苯乙酮 | 4-fluoro-2-trifluoromethylacetophenone | 208173-21-1 | C9H6F4O |
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4-氟-1-茚酮 | 4-fluoroindan-1-one | 699-99-0 | C9H7FO |
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4-异丙基环己酮 | 4-isopropyl-cyclohexanone | 5432-85-9 | C9H16O |
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4-异丁基噁唑烷-2,5-二酮 | L-Leucin-N-carbonsaeureanhydrid | 51248-35-2 | C7H11NO3 |
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4-孕烷-17α,20β-二醇-3-酮 | 17α,20β-dihydroxy-4-pregnen-3-one | 1662-06-2 | C21H32O3 |
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4-孕烯-20-alpha-醇-3-酮 | (20S)-20-hydroxypregn-4-en-3-one | 145-14-2 | C21H32O2 |
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4-叔丁基环己酮 | 4-tert-amylcyclohexanone | 16587-71-6 | C11H20O |
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4-叔丁基-2-氯苯乙酮 | 1-(4-(tert-butyl)phenyl)-2-chloroethanone | 21886-62-4 | C12H15ClO |
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4-叔丁基-2,6-二甲基乙酰苯 | 4-tert-butyl-2,6-dimethylacetophenone | 2040-10-0 | C14H20O |
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4-十二酮 | dodecan-4-one | 6137-26-4 | C12H24O |
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4-十七烷亚基-3-十六烷基-2-氧杂环丁酮 | 4-heptadecylidene-3-hexadecyl-oxetan-2-one | 10126-68-8 | C36H68O2 |
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4-亚甲基环己酮 | 4-methylenecyclohexanone | 29648-66-6 | C7H10O |
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4-亚氨基环己-2,5-二烯-1-酮 | quinoneimine | 3009-34-5 | C6H5NO |
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4-二甲氨基环己酮 | 4-(dimethylamino)cyclohexanone | 40594-34-1 | C8H15NO |
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4-乙酰联苯硫醚 | 1-[4-(phenylthio)phenyl]ethan-1-one | 10169-55-8 | C14H12OS |
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4-乙酰氧基-3-乙酰氧基甲基-alpha-溴苯乙酮 | 3'-acetoxymethyl-4'-acetoxy-2-bromoacetophenone | 24085-07-2 | C13H13BrO5 |
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4-乙酰基联苄 | 4-phenethylacetophenone | 785-78-4 | C16H16O |
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4-乙酰基-1H-吲唑 | 1-(1H-indazol-4-yl)ethan-1-one | 1159511-21-3 | C9H8N2O |
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4-乙氧基二苯甲酮 | 4-ethoxybenzophenone | 27982-06-5 | C15H14O2 |
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4-乙氧基-2-丁酮 | 4-ethoxy-butan-2-one | 60044-74-8 | C6H12O2 |
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4-乙基双环己基酮 | (1’r,4’r)-4’-ethyl-[1,1’-bi(cyclohexan)]-4-one | 149975-97-3 | C14H24O |
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4-乙基-3-己酮 | 3-hexanone, 4-ethyl- | 6137-12-8 | C8H16O |
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4-乙基-1,3-二恶烷-2-酮 | 1,2-butylene carbonate | 4437-85-8 | C5H8O3 |
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4-丙烯酰羟苯甲酸苯酮 | 4-acryloyloxybenzophenone | 22535-49-5 | C16H12O3 |
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4-三氟甲基苯丙酮 | 4-trifluoromethyl propiophenone | 711-33-1 | C10H9F3O |
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4-[4-(二甲基氨基)苯基]-1,2,4-三唑烷-3,5-二酮 | 4-(4'-dimethylaminophenyl)-1,2,4-triazolidine-3,5-dione | 883455-55-8 | C10H12N4O2 |
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4-[2-(二乙基氨基)乙氧基]二苯甲酮 | 4-<2-Diaethylamino-aethoxy>-benzophenon | 796-77-0 | C19H23NO2 |
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4-[2-(二丙基氨基)乙基]-1H-吲哚-6-酚 | 4-(4-ethylcyclohexyl)-4-methylpentan-2-one | 5595-18-6 | C14H26O |
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4-[(4-氯-2-硝基苯基)氨基]哌啶-1-羧酸乙酯 | 4-(4-chloro-2-nitro-anilino)-piperidine-1-carboxylic acid ethyl ester | 53786-44-0 | C14H18ClN3O4 |
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4-N-苄氧羰基氨基环己酮 | benzyl N-(4-oxocyclohexyl)carbamate | 16801-63-1 | C14H17NO3 |
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4-(苄氧基)环已酮 | 4-benzoyloxycyclohexanone | 23510-95-4 | C13H14O3 |
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4-(溴甲基)环己-1-酮 | 4-(bromomethyl)cyclohexanone | 197387-33-0 | C7H11BrO |
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4-(溴甲基)二苯甲酮 | 4-(bromomethyl)benzophenone | 32752-54-8 | C14H11BrO |
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4-(二苄基氨基)环己酮 | 4-(dibenzylamino)cyclohexanone | 149506-79-6 | C20H23NO |
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4-(乙基亚硝基氨基)-4-甲基-2-戊酮 | 4-(ethyl-nitroso-amino)-4-methyl-pentan-2-one | 5569-45-9 | C8H16N2O2 |
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4-(三氟甲基)-1-茚酮 | 4-(trifluoromethyl)-2,3-dihydro-1H-inden-1-one | 68755-42-0 | C10H7F3O |
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4-(N-马来酰亚胺基)二苯甲酮 | benzophenone-4-maleimide | 92944-71-3 | C17H11NO3 |
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4-(4’-苯腈)环己酮 | 4-(4-oxocyclohexyl)benzonitrile | 73204-07-6 | C13H13NO |
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4-(4-甲基苯基)环己酮 | 4-(p-tolyl)cyclohexanone | 40503-90-0 | C13H16O |
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4-(4-氯苯甲酰基)苯甲醚 | 4-chloro-4'-methoxybenzophenone | 10547-60-1 | C14H11ClO2 |
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4-(3,5-二氟苯基)环己酮 | 4-(3,5-difluorophenyl)cyclohexanone | 156265-95-1 | C12H12F2O |
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4-(2,2,6-三甲基环己基)-2-丁酮 | 4-(2,2,6-trimethylcyclohexyl)-butan-2-one | 6138-85-8 | C13H24O |
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4-((2-氨基-4-氯苯基)氨基)哌啶-1-羧酸乙酯 | ethyl 4-[(2-amino-4-chlorophenyl)amino]piperidine-1-carboxylate | 53786-45-1 | C14H20ClN3O2 |
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4,9-二氢-4-(1-甲基-4-哌啶基亚基)-10H-苯并[4,5]环庚三烯并[1,2-b]噻吩-10-酮 N-氧化物; 酮替芬 N-氧化物 | Ketotifen N-Oxide | 88456-70-6 | C19H19NO2S |
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4,7-二甲氧基-1-茚酮 | 4,7-dimethoxyindan-1-one | 52428-09-8 | C11H12O3 |
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4,7-二甲基-6-辛烯-3-酮 | 3-Oxo-4,7-dimethyl-octen-(6) | 2550-11-0 | C10H18O |
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4,7-二氟-2,3-二氢-1H-茚-1-酮 | 4,7-difluoro-1-indanone | 130408-16-1 | C9H6F2O |
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4,7,9-巨豆三烯-3-酮 | megastigmatrienone | 5896-02-6 | C13H18O |
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