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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3-氯-2,4,5-三氟苯甲酰氯 | 3-Chloro-2,4,5-trifluorobenzoyl chloride | 101513-78-4 | C7HCl2F3O |
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3-氟-5-(三氟甲基)苯甲酰氯 | 3-fluoro-5-trifluoromethylbenzoyl chloride | 171243-30-4 | C8H3ClF4O |
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3-氟-4-甲氧基苯甲酰氯 | 3-fluoro-4-methoxybenzoylchloride | 3907-15-1 | C8H6ClFO2 |
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3-氟-4-甲基苯甲酰氯 | 3-fluoro-4-methylbenzoyl chloride | 59189-97-8 | C8H6ClFO |
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3-氟-4-溴苯磺酰氯 | 4-bromo-3-fluorobenzenesulfonyl chloride | 351003-51-5 | C6H3BrClFO2S |
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3-双邻氯苯基-5-甲基-4-异恶唑酰氯 | 3-(2,6-dichlorophenyl)-5-methylisoxazole-4-carbonyl chloride | 4462-55-9 | C11H6Cl3NO2 |
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3-二甲基氨基苯甲酰氯 | 3-(dimethylamino)benzoyl chloride hydrochloride | 117500-61-5 | C9H10ClNO*ClH |
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3-乙酰硫基-2-甲基丙酰氯 | (2R,S)-3-Acetylthio-2-methylpropanoyl chloride | 74345-73-6 | C6H9ClO2S |
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3-乙酰氧基-2-甲基苯甲酰氯 | 3-acetoxy-2-methylbenzoyl chloride | 167678-46-8 | C10H9ClO3 |
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3-(氯甲基)苯甲酰氯 | 3-(Chloromethyl)benzoyl chloride | 63024-77-1 | C8H6Cl2O |
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3-(二氯甲基)苯甲酰氯 | 3-(dichloromethyl)benzoyl chloride | 36747-51-0 | C8H5Cl3O |
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3-(三氟甲氧基)苯甲酰氯 | 3-(trifluoromethoxy)benzoyl chloride | 86270-03-3 | C8H4ClF3O2 |
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3-(三氟甲氧基)苯-1-磺酰氯 | 3-[(trifluoromethyl)oxy]benzenesulfonyl chloride | 220227-84-9 | C7H4ClF3O3S |
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3-(三氟甲基)苯甲酰氯 | 3-(Trifluoromethyl)benzoyl chloride | 2251-65-2 | C8H4ClF3O |
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3-(4-磺酰氯)苯丙酸甲酯 | methyl 3-(4-chlorosulfonyl)phenylpropionate | 374537-95-8 | C10H11ClO4S |
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3-(4-氟苯基)-2-甲基丙酰氯 | 3-(4-fluorophenyl)-2-methylpropanoyl chloride | 1017183-70-8 | C10H10ClFO |
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3-(3-氯苯基)-5-甲基-1,2-恶唑-4-羧酸 | 3-(3-chloro-phenyl)-5-methyl-isoxazole-4-carboxylic acid | 92545-95-4 | C11H8ClNO3 |
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3-(2-氯-6-氟苯基)-5-甲基异唑-4-羰基氯 | 3-(2-chloro-6-fluorophenyl)-5-methylisoxazole-4-carbonyl chloride | 69399-79-7 | C11H6Cl2FNO2 |
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3,5-双三氟甲基苯甲酰氯 | 3,5-bis(trifluoromethyl)phenyl carboxylic acid chloride | 785-56-8 | C9H3ClF6O |
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3,5-双(三氟甲基)苯基异氰酸酯 | 3,5-ditrifluoromethylisocyanate | 16588-74-2 | C9H3F6NO |
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3,5-二碘水杨酰氯 | 3,5-diiodosalicylic acid chloride | 42016-91-1 | C7H3ClI2O2 |
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3,5-二甲氧基苯甲酰氯 | 3,5-dimethoxybenzoyl chloride | 17213-57-9 | C9H9ClO3 |
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3,5-二甲基异唑-4-磺酰氯 | isoxazole-4-sulfonyl chloride | 80466-79-1 | C5H6ClNO3S |
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3,5-二氯苯甲酰氯 | 3,5-dichlorobenzoyl chloride | 2905-62-6 | C7H3Cl3O |
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3,5-二氟苯甲酰氯 | 3,5-difluorobenzoyl chloride | 129714-97-2 | C7H3ClF2O |
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3,5,5-三甲基己酰氯 | isononanoyl chloride | 36727-29-4 | C9H17ClO |
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3,4-二甲氧基苯甲酰氯 | 3,4-dimethoxybenzoic acid chloride | 3535-37-3 | C9H9ClO3 |
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3,4-二氯苯甲酰氯 | 3,4-dichloro-benzoyl chloride | 3024-72-4 | C7H3Cl3O |
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3,4-二氟苄基磺酰氯 | (3,4-difluorophenyl)methanesulfonyl chloride | 163295-73-6 | C7H5ClF2O2S |
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3,4,5-三甲氧基苯甲酰氯 | 3,4,5-Trimethoxybenzoyl chloride | 4521-61-3 | C10H11ClO4 |
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3,4,5-三甲氧基肉桂酰氯 | 3',4',5'-trimethoxycinnamoyl chloride | 10263-19-1 | C12H13ClO4 |
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3,4,5-三氟苯甲酰氯 | 3,4,5-trifluorobenzoyl chloride | 177787-26-7 | C7H2ClF3O |
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3,3-二甲基丁酰氯 | 3,3-dimethylbutanoic acid chloride | 7065-46-5 | C6H11ClO |
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3,3,3-三氟丙酰氯 | 3,3,3-trifluoropropanoyl chloride | 41463-83-6 | C3H2ClF3O |
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2,5-二氯硫代苯-3-碳酰氯 | 2,5-dichlorothiophene-3-carbonyl chloride | 57248-14-3 | C5HCl3OS |
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2-萘甲酰氯 | 2-naphthaloyl chloride | 2243-83-6 | C11H7ClO |
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2-苯基丁酰氯 | 2-Phenylbutyryl chloride | 36854-57-6 | C10H11ClO |
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2-硝基苯甲酰氯 | 2-Nitrobenzoyl chloride | 610-14-0 | C7H4ClNO3 |
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2-砒啶磺酰氯盐酸盐 | Pyridyl-2-sulfonyl chloride hydrochloride | 111480-84-3 | C5H4ClNO2S*ClH |
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2-甲氧基-5-(2-氧代丙基)苯磺酰氯 | 2-methoxy-5-(2-oxopropyl)benzenesulfonyl chloride | 80223-79-6 | C10H11ClO4S |
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2-甲基戊酰氯 | 2-methylvaleryl chloride | 5238-27-7 | C6H11ClO |
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2-甲基丁酰氯 | 2-methylbutanoyl chloride | 57526-28-0 | C5H9ClO |
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2-甲基-5-硝基苯甲酰氯 | 2-methyl-5-nitrobenzoyl chloride | 64688-68-2 | C8H6ClNO3 |
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2-甲基-3-甲氧基苯甲酰氯 | 3-methoxy-2-methylbenzoyl chloride | 24487-91-0 | C9H9ClO2 |
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2-溴苯乙酰氯 | 2-bromophenylacetyl chloride | 55116-09-1 | C8H6BrClO |
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2-溴苄氯 | 2-bromobenzylchloride | 578-51-8 | C7H6BrCl |
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2-溴戊酰氯 | 2-bromopentanoyl chloride | 42768-45-6 | C5H8BrClO |
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2-溴己酰氯 | 2-bromohexanoyl chloride | 42768-46-7 | C6H10BrClO |
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2-溴乙烷磺酰氯 | 2-bromoethanesulfonyl chloride | 54429-56-0 | C2H4BrClO2S |
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2-溴丙酰氯 | 2-Bromopropionyl chloride | 7148-74-5 | C3H4BrClO |
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