酰卤
酰卤是一类含有卤素原子(如氯、溴等)和羰基官能团的化合物,通式为R-CO-X,其中R代表一个烷基、芳基或其他烃基团,X表示卤素。这类化合物因其在有机合成中具有重要应用而受到广泛关注。
1. 物理性质 酰卤通常为无色液体或固体,在常温下较为稳定,但在较高温度时会发生水解反应生成相应的羧酸和卤化氢。例如,乙酰氯(CH3COCl)是无色易挥发的油状液体,而乙酸酐(CH3CO)2O则为有刺激性气味的无色透明液体。
2. 化学性质
水解反应:酰卤能够与水迅速反应生成相应的羧酸和卤化氢气体。例如: [ R-CO-X + H_2O → R-COOH + HX ]
亲核取代反应:这类化合物也是良好的离去基团,可以用于亲核取代反应,如傅-克酰基化反应等。 [ R'-OH + R-COCl → R'-COR + HCl ]
3. 应用 酰卤因其较高的活性和选择性,在有机合成中具有重要应用价值。它们常被用来作为中间体来引入羰基,进而用于合成各种重要的药物、农药、香料等化合物。
药物合成:由于其高反应性和稳定性,酰卤常用于制备特定结构的药物分子。
合成其他化学品:通过与多种亲核试剂发生反应,可以合成酯、酸酐等多种衍生物。
总的来说,酰卤是一类多功能且广泛应用的有机化合物,在有机化学领域占据着重要位置。
中文名称 | 英文名称 | CAS号 | 化学式 | 结构式图片 |
---|---|---|---|---|
4-溴丁酰氯 | 4-bromobutyroyl chloride | 927-58-2 | C4H6BrClO |
|
4-溴丁酰基溴化物 | 4-Brombutyrylbromid | 56489-06-6 | C4H6Br2O |
|
4-氯戊酰氯 | 4-chloropentanoyl chloride | 63480-12-6 | C5H8Cl2O |
|
4-氯庚酰氯 | 4-chloroheptanoyl chloride | 111680-87-6 | C7H12Cl2O |
|
4-氯己酰氯 | 4-chlorohexanoic chloride | 99585-00-9 | C6H10Cl2O |
|
4-氯丁酰氯 | 4-Chlorobutanoyl chloride | 4635-59-0 | C4H6Cl2O |
|
4-氨基丁酰氯 | γ-aminobutyryl chloride | 63095-61-4 | C4H8ClNO |
|
4-氟双环[2.2.2]辛烷-1-甲酰氯 | Bicyclo[2.2.2]octane-1-carbonyl chloride, 4-fluoro-(9CI) | 81687-78-7 | C9H12ClFO |
|
4-氟丁醛 | butanoyl fluoride | 461-53-0 | C4H7FO |
|
4-戊烯酰氯 | pent-4-enoyl chloride | 39716-58-0 | C5H7ClO |
|
4-戊基-3-环己烯-1-甲酰氯 | 4-pentyl-3-cyclohexen-1-carboxyl chloride | 155468-70-5 | C12H19ClO |
|
4-叔丁基-4-氯丁酰氯 | 4-Chloro-5,5-dimethylhexanoyl chloride | 393516-80-8 | C8H14Cl2O |
|
4-丙基双环[2.2.2]辛烷-1-甲酰氯 | 4-propylbicyclo(2.2.2)octane-1-carboxylic acid chloride | 81472-98-2 | C12H19ClO |
|
4-丙基-3-环己烯-1-甲酰氯 | 4-Propylcyclohex-3-ene-1-carbonyl chloride | 115498-53-8 | C10H15ClO |
|
4-(氟甲基)环己烷羰基氯化物 | 4-(Fluoromethyl)cyclohexane-1-carbonyl chloride | 220573-28-4 | C8H12ClFO |
|
4-(二氯甲基硅烷基)丁酰氯 | 4-(Dichloromethylsilyl)butyryl chloride | 4084-34-8 | C5H9Cl3OSi |
|
4-(三氟甲基)环己烷羰基氯化物 | trans-4-(trifluoromethyl)cyclohexane-1-carbonyl chloride | 477905-43-4 | C8H10ClF3O |
|
4,6,6-三甲基-1,3-环己二烯-1-甲酰氯 | 4,6,6-Trimethylcyclohexa-1,3-dienecarbonyl chloride | 179104-42-8 | C10H13ClO |
|
4,4-二甲基环己烷羰基氯化物 | 4,4-dimethyl-cyclohexanecarbonyl chloride | 220203-29-2 | C9H15ClO |
|
4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,11-十七氟十一酰氯 | 4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,11-heptadecafluoroundecanoylchloride | 89373-67-1 | C11H4ClF17O |
|
4,4,4-三氟丁酰氯 | 4,4,4-trifluorobutanoyl chloride | 406-91-7 | C4H4ClF3O |
|
3-降金刚烷碳酰氯 | 3-noradamantanecarboxylic acid chloride | 67064-09-9 | C10H13ClO |
|
3-羟基丙酰氯 | 3-hydroxypropionyl chloride | 109608-73-3 | C3H5ClO2 |
|
3-甲硫基丙酰氯 | 3-(methylthio)propionyl chloride | 7031-23-4 | C4H7ClOS |
|
3-甲基戊酸氯 | 3-methylpentanoyl chloride | 51116-72-4 | C6H11ClO |
|
3-甲基戊二酰氯 | 3-methylpentanedioyl dichloride | 67030-12-0 | C6H8Cl2O2 |
|
3-甲基巴豆酰氯 | 3,3-Dimethylacryloyl chloride | 3350-78-5 | C5H7ClO |
|
3-甲基己二酰氯 | 3-methyl-hexanedioyl dichloride | 44987-62-4 | C7H10Cl2O2 |
|
3-甲基双环[2.2.1]庚-2,5-二烯-2-甲酰氯 | 3-Methylbicyclo<2.2.1>hepta-2,5-dien-2-carbonylchlorid | 121675-98-7 | C9H9ClO |
|
3-甲基-丁酰溴 | isovaleryl bromide | 35447-68-8 | C5H9BrO |
|
3-甲基-4-氯丁酰氯 | 4-chloro-3-methylbutanoyl chloride | 63480-13-7 | C5H8Cl2O |
|
3-甲基-2-环丁烯-1,2-二甲酰氯 | 3-methyl-cyclobut-2-ene-1,2-dicarbonyl chloride | 98274-00-1 | C7H6Cl2O2 |
|
3-甲基-1,2-环丁烷二羰基二氯化物 | 3-Methylcyclobutane-1,2-dicarbonyl dichloride | 98276-43-8 | C7H8Cl2O2 |
|
3-环戊烯-1,3-二羰基二氟化,1,2,2-三甲基-,(1R)- | (1R)-1,2,2-Trimethylcyclopent-3-ene-1,3-dicarbonyl difluoride | 245655-52-1 | C10H12F2O2 |
|
3-环戊基丙酰氯 | cyclopentanepropanoyl chloride | 104-97-2 | C8H13ClO |
|
3-环己烯-1-羰基溴化物 | Cyclohex-3-ene-1-carbonyl bromide | 73691-26-6 | C7H9BrO |
|
3-环己烯-1-羰基氯化,2-甲氧基-,(1S-cis)-(9CI) | 3-Cyclohexene-1-carbonylchloride, 2-methoxy-, (1S-cis)-(9CI) | 159415-27-7 | C8H11ClO2 |
|
3-环己烯-1-羰基氯化,1-甲基-(8CI,9CI) | 1-methyl-cyclohex-3-enecarbonyl chloride | 16695-94-6 | C8H11ClO |
|
3-环己基丙酰氯 | 3-cyclohexylpropionyl chloride | 39098-75-4 | C9H15ClO |
|
3-溴双环[1.1.1]戊烷-1-甲酰氯 | 3-Bromo-bicyclo[1.1.1]pentane-1-carbonyl chloride | 164795-74-8 | C6H6BrClO |
|
3-溴丙酰氯 | 3-Bromopropionyl chloride | 15486-96-1 | C3H4BrClO |
|
3-溴丙烷酰基溴化物 | 3-bromopropionyl bromide | 7623-16-7 | C3H4Br2O |
|
3-溴-金刚烷-1-甲酰氯 | 3-bromo-1-adamantanecarbonyl chloride | 39917-36-7 | C11H14BrClO |
|
3-氯四氟丙酰氯 | 2,2,3,3-tetrafluoro-3-chloropropionyl chloride | 24503-62-6 | C3Cl2F4O |
|
3-氯四氟丙酰氟化物 | 3-chlorotetrafluoropropionyl fluoride | 5930-66-5 | C3ClF5O |
|
3-氯丙酰氯 | 2-chloropropionyl chloride | 625-36-5 | C3H4Cl2O |
|
3-氯-3-甲基环戊烷羰基氯化物 | 3-Chloro-3-methyl-cyclopentanecarbonyl chloride | 74819-87-7 | C7H10Cl2O |
|
3-氯-3-甲基环丁烷羰基氯化物 | 3-Chloro-3-methyl-cyclobutanecarbonyl chloride | 16200-72-9 | C6H8Cl2O |
|
3-氟双环[1.1.1]戊烷-1-甲酰氯 | 3-fluorobicyclo[1.1.1]pentane-1-carbonyl chloride | 146038-54-2 | C6H6ClFO |
|
3-氟-1-金刚烷羰基氟化物 | 3-Fluor-1-adamantancarbonsaeurefluorid | 96962-78-6 | C11H14F2O |
|