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 |
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2,4-二甲氧基苯甲酰氯 | 2,4-dimethoxybenzoyl chloride | 39828-35-8 | C9H9ClO3 |
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2,4-二甲基苯磺酰氯 | 2,4-dimethylbenzenesulfonyl chloride | 609-60-9 | C8H9ClO2S |
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2,4-二溴丁酰溴 | 2,4-dibromo-butyryl bromide | 52412-07-4 | C4H5Br3O |
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2,4-二氯-5-氟苯酰氯 | 2,4-dichloro-5-fluorobenzoyl chloride | 86393-34-2 | C7H2Cl3FO |
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2,4-二氟苯甲酰氯 | 2,4-difluorobenzoyl chloride | 72482-64-5 | C7H3ClF2O |
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2,4-二氟苄基磺酰氯 | (2,4-difluorophenyl)methanesulfonyl chloride | 179524-68-6 | C7H5ClF2O2S |
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2,4,6-三甲基苯甲酰氯 | 2,4,6-Trimethylbenzoyl chloride | 938-18-1 | C10H11ClO |
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2,4,6-三氯苯甲酰氯 | 2,4,6-trichlorobenzoyl chloride | 4136-95-2 | C7H2Cl4O |
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2,4,6-三氟苯磺酰氯 | 2,4,6-trifluorobenzenesulfonyl chloride | 220239-64-5 | C6H2ClF3O2S |
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2,4,6-三氟苯甲酰氯 | 2,4,6-trifluorobenzoyl chloride | 79538-29-7 | C7H2ClF3O |
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2,4,6-三异丙基苯甲酰氯 | 2,4,6-triisopropylbenzoyl chloride | 57199-00-5 | C16H23ClO |
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2,4,5-三氟苯甲酰氯 | 2,4,5-trifluorobenzoyl chloride | 88419-56-1 | C7H2ClF3O |
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2,4'-二氯苯乙酮 | p-chlorophenacyl chloride | 937-20-2 | C8H6Cl2O |
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2,3-二甲基苯甲酰氯 | 2,3-dimethylbenzoyl chloride | 21900-46-9 | C9H9ClO |
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2,3-二溴丙酰氯 | 2,3-dibromo-propionyl chloride | 18791-02-1 | C3H3Br2ClO |
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2,3-二氯喹噁啉-6-羰酰氯 | 2,3-dichloro-6-quinoxalinecarbonyl chloride | 1919-43-3 | C9H3Cl3N2O |
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2,3,6-三氟苯甲酰氯 | 2,3,6-trifluorobenzoyl chloride | 189807-20-3 | C7H2ClF3O |
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2,3,5,6-四甲基苯磺酰氯 | 2,3,5,6-tetramethylbenzenesulfonyl chloride | 60706-63-0 | C10H13ClO2S |
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2,3,5,6-四氯对苯二甲酰氯 | tetrachloroterephthaloyl dichloride | 719-32-4 | C8Cl6O2 |
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2,3,4-三氟苯甲酰氯 | 2,3,4-trifluoro-benzoyl chloride | 157373-08-5 | C7H2ClF3O |
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2,3,4,5,6-五甲基苯-1磺酰氯 | 2,3,4,5,6-pentamethylbenzenesulfonyl chloride | 52499-94-2 | C11H15ClO2S |
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2,2-二甲基丙烷-1-磺酰氯 | 2,2-dimethylpropane-1-sulfonyl chloride | 53333-76-9 | C5H11ClO2S |
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2,2-二甲基丁酰氯 | 2,2-dimethylbutanoyl chloride | 5856-77-9 | C6H11ClO |
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2,2,2-三氟乙酰胺 | 2,2,2-trifluoroacetamide | 354-38-1 | C2H2F3NO |
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2,2'-氧化二乙酰氯 | diglycolyl chloride | 21062-20-4 | C4H4Cl2O3 |
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1H-吲唑-5-磺酰氯 | 1H-indazole-5-sulfonyl chloride | 599183-35-4 | C7H5ClN2O2S |
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10-十一碳烯基氯酸 | undec-10-enoyl chloride | 38460-95-6 | C11H19ClO |
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1-萘甲酰氯 | naphthalene-1-carbonic acid chloride | 879-18-5 | C11H7ClO |
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1-甲基-1H-苯并咪唑-2-羰酰氯 | 1-methyl-1H-imidazole-2-carbonyl chloride | 62366-45-4 | C5H5ClN2O |
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1-甲基-1H-咪唑-4-磺酰氯 | 1-methyl-1H-imidazole-4-sulfonyl chloride | 137049-00-4 | C4H5ClN2O2S |
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1-甲基-1H-咪唑-2-磺酰氯 | 1-methyl-1H-imidazole-2-sulfonyl chloride | 55694-81-0 | C4H5ClN2O2S |
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1-烯丙基环丙磺酰氯 | 1-allylcyclopropane-1-sulfonyl chloride | 923032-59-1 | C6H9ClO2S |
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1-溴-2,2-二甲基丙烷 | 2,2-dimethylpropyl bromide | 630-17-1 | C5H11Br |
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1-乙酰基哌啶-4-酰基氯 | 1-acetylpiperidine-4-carbonyl chloride | 59084-16-1 | C8H12ClNO2 |
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1-(氯甲基)-2,4-二甲苯 | 2,4-dimethyl-benzyl chloride | 824-55-5 | C9H11Cl |
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1-(4-氯苯基)-1-环戊羰酰氯 | 1-(4-chlorophenyl)-1-cyclopentanecarbonyl chloride | 71501-44-5 | C12H12Cl2O |
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1,7-庚二酰氯 | pimeloyl chloride | 142-79-0 | C7H10Cl2O2 |
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1,4-环己二酰氯 | cyclohexane-1,4-dicarbonyl dichloride | 13170-66-6 | C8H10Cl2O2 |
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1,3-苯并二氧-5-磺酰氯 | benzo[1,3]dioxol-5-sulfonyl chloride | 115010-10-1 | C7H5ClO4S |
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1,3-二甲基-1H-吡唑-4-羰酰氯 | 1,3-dimethyl-1H-pyrazole-4-carbonyl chloride | 113100-61-1 | C6H7ClN2O |
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1,3-二甲基-1H-吡唑-4-磺酰氯 | 1,3-dimethyl-1H-pyrazole-4-sulfonyl chloride | 89501-93-9 | C5H7ClN2O2S |
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1,3,5-苯三磺酰氯 | 1,3,5-benzenetrisulfonyl chloride | 21538-06-7 | C6H3Cl3O6S3 |
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1,3,5-苯三甲酰氯 | 1,3,5-benzene tris(carbonyl chloride) | 4422-95-1 | C9H3Cl3O3 |
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1,2-二甲基-1H-咪唑-5-磺酰氯 | 1,2-dimethyl-1H-imidazole-5-sulfonyl chloride | 849351-92-4 | C5H7ClN2O2S |
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1,2-二氯-3-(氯甲基)苯 | 2,3-dichlorobenzyl chloride | 3290-01-5 | C7H5Cl3 |
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1,1,2,2,3,3,4,4,5,5,6,6,7,7,7-十五氟基-1-庚烷磺酰氯 | perfluoroheptane sulfonylfluoride | 335-71-7 | C7F16O2S |
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(3,5-二氟苯基)甲烷磺酰氯 | (3,5-Difluorophenyl)methanesulfonyl chloride | 163295-74-7 | C7H5ClF2O2S |
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(3,4-二甲氧基苯基)乙酰氯 | 3,4-dimethoxyphenylacetyl chloride | 10313-60-7 | C10H11ClO3 |
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(2R)-2-氯丙酰氯 | (R)-2-chloropropionyl chloride | 70110-25-7 | C3H4Cl2O |
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(2-氯-4-氟苯基)甲烷磺酰氯 | (2-Chloro-4-fluorophenyl)methanesulfonyl chloride | 541528-45-4 | C7H5Cl2FO2S |
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