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-溴-6-氯己酰氯 | α-bromo-ω-chlorocaproic acid chloride | 41339-26-8 | C6H9BrCl2O |
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2-溴-6-氟苯甲酰氯 | 2-bromo-6-fluorobenzoyl chloride | 1020718-20-0 | C7H3BrClFO |
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2-溴-5-氟苯甲酰氯 | 5-bromo-2-fluorobenzoyl chloride | 773140-42-4 | C7H3BrClFO |
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2-溴-4-氟苯磺酰氯 | 2-bromo-4-fluorobenzenesulfonyl chloride | 351003-45-7 | C6H3BrClFO2S |
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2-溴-4,6-二氟苯磺酰氯 | 2-bromo-4,6-difluorobenzene-1-sulfonyl chloride | 351003-42-4 | C6H2BrClF2O2S |
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2-溴-3-甲酰氯 | 2-bromofuran-3-carbonyl chloride | 915707-69-6 | C5H2BrClO2 |
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2-溴-2-甲基丙酰溴 | 2-Bromoisobutyryl bromide | 20769-85-1 | C4H6Br2O |
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2-氰基苯磺酰氯 | 2-cyanobenzenesulfonyl chloride | 69360-26-5 | C7H4ClNO2S |
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2-氯苯磺酰氯 | 2-chlorophenylsulfonyl chloride | 2905-23-9 | C6H4Cl2O2S |
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2-氯苯基乙酰氯 | 2-(2-chlorophenyl)acetyl chloride | 51512-09-5 | C8H6Cl2O |
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2-氯丙酰氯 | (S)-2-chloropropionyl chloride | 70110-24-6 | C3H4Cl2O |
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2-氯丙酰氯 | 2-chloropropionyl chloride | 7623-09-8 | C3H4Cl2O |
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2-氯-6-甲基苯磺酰氯 | 2-chloro-6-methylbenzenesulfonyl chloride | 25300-37-2 | C7H6Cl2O2S |
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2-氯-6-氟苯甲酰氯 | 2-chloro-6-fluorobenzoyl chloride | 79455-63-3 | C7H3Cl2FO |
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2-氯-5-(三氟甲基)苯-1-磺酰氯 | 2-chloro-5-trifluoromethyl-benzenesulfonyl chloride | 54090-08-3 | C7H3Cl2F3O2S |
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2-氯-5-硝基苯甲酰氯 | 2-chloro-5-nitrobenzoylchloride | 25784-91-2 | C7H3Cl2NO3 |
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2-氯-4-氟苯甲酰氯 | 2-chloro-4-fluorobenzoyl chloride | 21900-54-9 | C7H3Cl2FO |
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2-氯-2-苯基苯乙酮 | Desyl chloride | 447-31-4 | C14H11ClO |
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2-氟苯磺酰氯 | 2-fluorobenzenesulfonyl chloride | 2905-21-7 | C6H4ClFO2S |
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2-氟-6-碘苯甲酰氯 | 2-fluoro-6-iodobenzoyl chloride | 111771-12-1 | C7H3ClFIO |
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2-氟-6-三氟甲基苯磺酰氯 | 2-fluoro-6-trifluoromethylbenzenesulfonyl chloride | 405264-04-2 | C7H3ClF4O2S |
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2-氟-6-(三氟甲基)苯甲酰氯 | 2-fluoro-6-(trifluoromethyl)benzoyl chloride | 109227-12-5 | C8H3ClF4O |
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2-氟-5-甲基苯甲酰氯 | 2-fluoro-5-methylbenzoyl chloride | 135564-61-3 | C8H6ClFO |
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2-氟-5-氰基苯磺酰氯 | 5-cyano-2-fluorobenzenesulfonyl chloride | 1101120-80-2 | C7H3ClFNO2S |
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2-氟-4-甲氧基苯甲酰氯 | 2-fluoro-4-methoxybenzoyl chloride | 321-24-4 | C8H6ClFO2 |
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2-氟-4-(三氟甲基)苯甲酰胺 | 2-fluoro-4-trifluoromethyl benzoic acid amide | 207853-64-3 | C8H5F4NO |
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2-氟-3-(三氟甲基)苄氧基氯 | 2-fluoro-3-trifluoromethylbenzoyl chloride | 208173-19-7 | C8H3ClF4O |
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2-乙氧基乙烷磺酰氯 | 2-ethoxyethanesulfonyl chloride | 69371-75-1 | C4H9ClO3S |
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2-乙基己酰氯 | 2-ethylhexanoic acid chloride | 760-67-8 | C8H15ClO |
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2-乙基丁酰氯 | chlorure d'acide ethyl-2 butyrique | 2736-40-5 | C6H11ClO |
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2-三氟甲基苯甲酰氯 | 2-trifluoromethylbenzoyl chloride | 312-94-7 | C8H4ClF3O |
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2-三氟甲基-4-溴苯甲酰氯 | 4-bromo-2-trifluoromethylbenzoyl chloride | 104356-17-4 | C8H3BrClF3O |
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2-丁烯酰氯 | Crotonyl chloride | 625-35-4 | C4H5ClO |
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2-[(叔丁基)氨基]乙酰氯盐酸盐 | 2-(t-butylamino)acetyl chloride hydrochloride | 915725-52-9 | C6H12ClNO*ClH |
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2-(氯甲基)苯甲酰氯 | 2-Chloromethylbenzoyl chloride | 42908-86-1 | C8H6Cl2O |
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2-(三氟甲基)苄磺酰氯 | (2-(trifluoromethyl)phenyl)methanesulfonyl chloride | 85952-32-5 | C8H6ClF3O2S |
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2-(3-甲基苯氧基)乙酰氯 | 2-(m-tolyloxy)acetyl chloride | 40926-72-5 | C9H9ClO2 |
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2-(3-溴苯基)乙酰氯 | 2-(3-bromophenyl)acetyl chloride | 98288-51-8 | C8H6BrClO |
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2-(3,5-二氟苯基)乙酰氯 | 3,5-difluorophenylacetyl chloride | 157033-24-4 | C8H5ClF2O |
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2-(2-氯乙氧基)乙酰氯 | 2-(2-chloroethoxy)acetyl chloride | 39229-33-9 | C4H6Cl2O2 |
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2,6-二甲氧基苯甲酰氯 | 2,6-dimethoxybenzoyl chloride | 1989-53-3 | C9H9ClO3 |
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2,6-二氯苯甲酰氯 | 2,6-Dichlorobenzoyl chloride | 4659-45-4 | C7H3Cl3O |
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2,6-二氟苄基磺酰氯 | (2,6-difluorophenyl)methanesulfonyl chloride | 179524-60-8 | C7H5ClF2O2S |
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2,5-双(三氟甲基)苯磺酰氯 | 2,5-bis(trifluoromethyl)benzenesulfonyl chloride | 351003-22-0 | C8H3ClF6O2S |
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2,5-二甲基苄氯 | 2,5-dimethylbenzyl chloride | 824-45-3 | C9H11Cl |
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2,5-二甲基1,3-唑-4-羰基 氯 | 2,5-Dimethyl-4-chlorocarbonyl-1,3-oxazole | 197719-27-0 | C6H6ClNO2 |
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2,5-二氯苯甲酰氯 | 2,5-dichlorobenzoyl chloride | 2905-61-5 | C7H3Cl3O |
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2,5-二氯苯甲基氯 | 1,4-Dichloro-2-chloromethyl-benzene | 2745-49-5 | C7H5Cl3 |
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2,5-二氟苯甲酰氯 | 2,5-difluorobenzoyl chloride | 35730-09-7 | C7H3ClF2O |
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2,4-双(三氟甲基)苯甲酰氯 | 2,4-bis(trifluoromethyl)benzoyl chloride | 53130-43-1 | C9H3ClF6O |
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