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 |
|---|---|---|---|
| —— | 2-(1-Ethylpropoxy)acetyl chloride | 1158584-73-6 | C7H13ClO2 |
| —— | 2-(Cyanomethyl)cyclopent-1-ene-1-carbonyl chloride | 25297-43-2 | C8H8ClNO |
| —— | (6R)-6-Methylcyclohex-1-ene-1-carbonyl chloride | 72233-49-9 | C8H11ClO |
| —— | 2-Butylcycloprop-2-ene-1-carbonyl chloride | 82555-59-7 | C8H11ClO |
| —— | 2-Methyl-cyclohexen-(3)-carbonsaeure-(1)-chlorid | 32893-59-7 | C8H11ClO |
| —— | Tricyclo[3.1.1.0~3,6~]heptane-6-carbonyl chloride | 63127-28-6 | C8H9ClO |
| —— | (1S,2R)-2-methyl-5-propan-2-ylidenecyclopentane-1-carbonyl chloride | 61900-01-4 | C10H15ClO |
| —— | 2,4-Dimethylcyclopent-3-ene-1-carbonyl chloride | 90003-10-4 | C8H11ClO |
| —— | 4-Chlor-1-cyclopentancarbonsaeurechlorid | 56447-14-4 | C6H8Cl2O |
| —— | 2-Chlorocyclobutane-1-carbonyl chloride | 89182-33-2 | C5H6Cl2O |
| —— | 2,2,3-Trimethylcyclopent-3-ene-1-carbonyl chloride | 65514-84-3 | C9H13ClO |
| —— | 4-fluoro-bicyclo(2.2.2)octane-1-carboxylic fluoride | 81725-03-3 | C9H12F2O |
| —— | Cyclooctatetraenecarbonyl chloride | —— | C9H7ClO |
| —— | (2Z)-2-(Cyanomethylidene)cyclopentane-1-carbonyl chloride | 25341-91-7 | C8H8ClNO |
| —— | 1-Ethoxycyclobutane-1-carbonyl chloride | 70339-22-9 | C7H11ClO2 |
| —— | 3-Fluorotricyclo[4.2.1.0~2,5~]non-7-ene-3-carbonyl fluoride | 658074-23-8 | C10H10F2O |
| —— | Bicyclo[3.3.1]nonane-9-carbonyl chloride | 63665-53-2 | C10H15ClO |
| —— | Bicyclo[3.2.0]heptane-3-carbonyl chloride | 71098-35-6 | C8H11ClO |
| —— | 1,2-Dimethylcyclohexane-1-carbonyl fluoride | 49576-71-8 | C9H15FO |
| —— | 1-Methyl-4-methylidenecyclohexane-1-carbonyl chloride | 57738-82-6 | C9H13ClO |
| —— | Tricyclo[4.2.1.0~2,5~]non-7-ene-3-carbonyl chloride | 663618-23-3 | C10H11ClO |
| —— | 2-Chlor-2,3,3-trifluorcyclobutancarbonsaeurechlorid | 51504-22-4 | C5H3Cl2F3O |
| —— | (2Z)-2-Ethylidene-6,6-dimethylcyclohex-3-ene-1-carbonyl chloride | 57935-27-0 | C11H15ClO |
| —— | Dispiro<3.1.4.1>undecan-carbonsaeure-(2)-chlorid | 91561-69-2 | C12H17ClO |
| —— | 1-Ethyl-2,3-dimethyl-cyclohexanecarbonyl chloride | 54556-69-3 | C11H19ClO |
| —— | 3,4-Dichloro-cyclopentanecarbonyl chloride | 56447-17-7 | C6H7Cl3O |
| —— | 2-Ethyl-6,6-dimethylcyclohexa-1,3-diene-1-carbonyl chloride | 57935-26-9 | C11H15ClO |
| —— | (3Z,7Z)-cycloundeca-3,7-diene-1-carbonyl chloride | —— | C12H17ClO |
| —— | 4-Chlorobicyclo[2.2.2]octane-1-carbonyl fluoride | 94994-06-6 | C9H12ClFO |
| —— | 2-Ethyl-6,6-dimethylcyclohexa-2,4-diene-1-carbonyl chloride | 57935-25-8 | C11H15ClO |
| —— | butoxy-chloro-acetyl chloride | 114620-78-9 | C6H10Cl2O2 |
| —— | 3-cyclobutyl-cyclobutane-1-carboxylic acid chloride | 76730-66-0 | C9H13ClO |
| —— | 5-Bromo-3,5-dichloro-2,2,3,4,4,5-hexafluoropentanoyl chloride | 88639-63-8 | C5BrCl3F6O |
| —— | 2,3,4,5,6,7,8,8-Octachloro-2,3,4,5,6,7,8-heptafluorooctanoyl chloride | 88639-60-5 | C8Cl9F7O |
| —— | 2,2,3,3,4,5,5,5-Octafluoro-4-(trifluoromethyl)pentanoyl chloride | 88639-59-2 | C6ClF11O |
| —— | 3-Chloro-2,2,3-trifluoro-3-iodopropanoyl chloride | 88639-62-7 | C3Cl2F3IO |
| —— | 2,4,6-Trichloro-2,3,3,4,5,5,6-heptafluoro-6-iodohexanoyl chloride | 88639-64-9 | C6Cl4F7IO |
| —— | 3-Bromo-3-chloro-2,2,3-trifluoropropanoyl chloride | 88639-61-6 | C3BrCl2F3O |
| —— | Dodec-6-enoyl chloride | 89216-51-3 | C12H21ClO |
| —— | 5-undecenoyl chloride | 89216-50-2 | C11H19ClO |
| —— | Dodeca-3,6-diynoyl chloride | 89682-61-1 | C12H15ClO |
| —— | 2,4-Dimethylpent-2-enoyl chloride | 89609-13-2 | C7H11ClO |
| —— | 2-Bromo-3,3,4-trimethylpentanoyl chloride | 90374-29-1 | C8H14BrClO |
| —— | 5-Amino-5-cyclohexyl-3-methylpent-2-enoyl chloride;hydrochloride | 98298-57-8 | C12H21Cl2NO |
| —— | Undeca-2,8,10-trienoyl chloride | 104461-70-3 | C11H15ClO |
| —— | 3,6-Dimethylhepta-2,6-dienoyl chloride | 104923-38-8 | C9H13ClO |
| —— | [(2-Methylpropyl)sulfanyl]acetyl chloride | 105877-89-2 | C6H11ClOS |
| —— | 2-Methyl-3-(octadecylsulfanyl)propanoyl chloride | 105894-90-4 | C22H43ClOS |
| —— | 3-Bromo-2-chloro-3-methylbutanoyl chloride | 106265-05-8 | C5H7BrCl2O |
| —— | Tricos-22-enoyl chloride | 108280-21-3 | C23H43ClO |