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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4-氟苯磺酰氯 | 4-Fluorobenzenesulfonyl chloride | 349-88-2 | C6H4ClFO2S |
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4-氟-3-甲基苄氧基氯 | 4-fluoro-3-methylbonzoyl chloride | 455-84-5 | C8H6ClFO |
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4-氟-3-(三氟甲基)苯甲酰氯 | 4-fluoro-3-trifluoromethylbenzoyl chloride | 67515-56-4 | C8H3ClF4O |
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4-氟-2-甲基苯磺酰氯 | 4-fluoro-2-methylbenzenesulfonyl chloride | 7079-48-3 | C7H6ClFO2S |
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4-氟-2-三氟甲基苯磺酰氯 | 4-fluoro-2-(trifluoromethyl)benzenesulfonyl chloride | 176225-09-5 | C7H3ClF4O2S |
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4-正戊氧基苯甲酰氯 | 4-pentyloxybenzoyl chloride | 36823-84-4 | C12H15ClO2 |
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4-正庚基苯甲酰氯 | 4-heptylbenzoyl chloride | 50606-96-7 | C14H19ClO |
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4-戊基苯甲酰氯 | 4-pentylbenzoyl chloride | 49763-65-7 | C12H15ClO |
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4-已氧基苯甲酰氯 | 4-hexyloxybenzoyl chloride | 39649-71-3 | C13H17ClO2 |
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4-己基苯甲酰氯 | 4-hexylbenzoyl chloride | 50606-95-6 | C13H17ClO |
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4-二甲胺基苯基偶氮苯磺酰氯 | dabsyl chloride | 56512-49-3 | C14H14ClN3O2S |
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4-二甲氨基苯甲酰氯 | 4-(dimethylamino)benzoyl chloride | 4755-50-4 | C9H10ClNO |
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4-乙氧基苯甲酰氯 | 4-ethoxybenzoylchloride | 16331-46-7 | C9H9ClO2 |
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4-丙基苯甲酰氯 | 4-propylbenzoyl chloride | 52710-27-7 | C10H11ClO |
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4-三氟甲硫基苯甲酰氯 | 4-(trifluoromethylthio)benzoyl chloride | 330-14-3 | C8H4ClF3OS |
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4-三氟甲基苯甲酰氯 | 4-trifluoromethyl-phenyl acetyl chloride | 329-15-7 | C8H4ClF3O |
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4-三氟甲基-Α-甲苯磺酰氯 | (4-trifluoromethylphenyl)methanesulfonyl chloride | 163295-75-8 | C8H6ClF3O2S |
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4-丁基苄氯 | 4-butylbenzoyl chloride | 28788-62-7 | C11H13ClO |
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4-(三氯甲基)苯甲酰氯 | 4-trichloromethylbenzoyl chloride | 14815-86-2 | C8H4Cl4O |
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4-(三氟甲氧基)苯甲酰氯 | 4-(trifluoromethoxy)benzoyl chloride | 36823-88-8 | C8H4ClF3O2 |
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4-(4-硝基苯基)丁酰氯 | 4-(4-nitrophenyl)butanoyl chloride | 5600-63-5 | C10H10ClNO3 |
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4-(4-甲基哌嗪甲基)苯甲酰氯二盐酸盐 | 1-(4-(Chlorocarbonyl)benzyl)-4-methylpiperazinediium dichloride | 106261-64-7 | C13H19Cl3N2O |
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4-(2-甲氧基乙氧基)苯磺酰氯 | 4-(2-Methoxyethoxy)-phenylsulfonyl chloride | 204072-53-7 | C9H11ClO4S |
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4-(2-氯乙基砜基)丁酰氯 | 4-(2-chloroethylsulfonyl)butyryl chloride | 24352-85-0 | C6H10Cl2O3S |
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4-(1H吡唑-1-基)苯磺酰氯 | 4-(1H-pyrazol-1-yl)benzene-1-sulfonyl chloride | 18336-39-5 | C9H7ClN2O2S |
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4,5-二氯-1,3-苯二磺酰氯 | 4,5-dichloro-1,3-benzenedisulfonyl chloride | 70269-54-4 | C6H2Cl4O4S2 |
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4,4’-二酰氯二苯醚 | 4,4'-bis(chlorocarbonyl)diphenyl oxide | 7158-32-9 | C14H8Cl2O3 |
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4,4'-二硫代二-苯磺酰氯 | 4,4'-disulfanediyldibenzenesulfonyl chloride | 27738-91-6 | C12H8Cl2O4S4 |
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3-苯氧基溴丙烷 | 3-bromophenoxypropane | 588-63-6 | C9H11BrO |
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3-硝基-4-氯苯甲酰氯 | 4-chloro-3-nitro-benzoyl chloride | 38818-50-7 | C7H3Cl2NO3 |
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3-甲氧基苯基乙酰氯 | 3-methoxyphenylacetic acid chloride | 6834-42-0 | C9H9ClO2 |
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3-甲基巴豆酰氯 | 3,3-Dimethylacryloyl chloride | 3350-78-5 | C5H7ClO |
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3-甲基-4-硝基苯甲酰氯 | 3-methyl-4-nitro-benzoyl chloride | 35675-46-8 | C8H6ClNO3 |
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3-甲基-4-硝基苯甲腈 | 3-methyl-4-nitrobenzonitrile | 96784-54-2 | C8H6N2O2 |
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3-甲基-2-硝基苯甲酰氯 | 3-methyl-2-nitrobenzoyl chloride | 50424-93-6 | C8H6ClNO3 |
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3-甲基-2-氧代-2,3-二氢-1,3-苯并唑-6-磺酰氯 | 3-methyl-2-oxo-2,3-dihydrobenzo[d]oxazole-6-sulfonyl chloride | 62522-63-8 | C8H6ClNO4S |
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3-环己基丙酰氯 | 3-cyclohexylpropionyl chloride | 39098-75-4 | C9H15ClO |
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3-溴苯甲酰氯 | 3-bromobenzoyl chloride | 1711-09-7 | C7H4BrClO |
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3-溴丙酰氯 | 3-Bromopropionyl chloride | 15486-96-1 | C3H4BrClO |
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3-溴-4-氟苯磺酰氯 | 3-bromo-4-fluorobenzenesulfonyl chloride | 631912-19-1 | C6H3BrClFO2S |
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3-氰基苯甲酰氯 | 3-cyanobenzoyl chloride | 1711-11-1 | C8H4ClNO |
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3-氰基-4-氟苯磺酰氯 | 3-cyano-4-fluorobenzenesulfonyl chloride | 351003-23-1 | C7H3ClFNO2S |
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3-氯苯磺酰氯 | 3-chlorophenylsulfonyl chloride | 2888-06-4 | C6H4Cl2O2S |
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3-氯苯甲酰氯 | m-Chlorobenzoyl chloride | 618-46-2 | C7H4Cl2O |
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3-氯苯氧基乙酰基氯 | 2-(3-chlorophenoxy)acetyl chloride | 114476-84-5 | C8H6Cl2O2 |
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3-氯丙酰氯 | 2-chloropropionyl chloride | 625-36-5 | C3H4Cl2O |
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3-氯丙烷磺酰氯 | 3-chloro-n-propanesulfonyl chloride | 1633-82-5 | C3H6Cl2O2S |
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3-氯-4-甲基苯磺酰氯 | 3-chloro-4-methylbenzenesulfonyl chloride | 42413-03-6 | C7H6Cl2O2S |
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3-氯-4-氟苯甲酰氯 | 3-chloro-4-fluorobenzoyl chloride | 65055-17-6 | C7H3Cl2FO |
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3-氯-2-氟苯磺酰氯 | 3-chloro-2-fluorobenzene-1-sulfonyl chloride | 351003-48-0 | C6H3Cl2FO2S |
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