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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2-十六烷基十八烷酰氯 | 2-(n-hexadecyl)stearic acid chloride | 153252-39-2 | C34H67ClO |
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2-乙氧基丙酰氯 | 2-ethoxypropionyl chloride | 56680-76-3 | C5H9ClO2 |
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2-乙基己酰氯 | 2-ethylhexanoic acid chloride | 760-67-8 | C8H15ClO |
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2-乙基丙烯酰氯 | 2-ethylacryloyl chloride | 4390-96-9 | C5H7ClO |
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2-乙基丁酰溴 | 2-ethyl-butyryl bromide | 26464-06-2 | C6H11BrO |
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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-乙基-2-甲基丁酰氯 | 2-ethyl-2-methylbutyryl chloride | 60545-29-1 | C7H13ClO |
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2-丙基丙烯酰氯 99 | 2-propylacryloyl chloride | 78450-85-8 | C6H9ClO |
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2-丁烯酰氯 | Crotonyl chloride | 625-35-4 | C4H5ClO |
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2-丁基己酰氯 | 2-butyl-hexanoyl chloride | 39053-77-5 | C10H19ClO |
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2-(3-甲基丁氧基)乙酰氯 | isopentyloxy-acetyl chloride | 56680-74-1 | C7H13ClO2 |
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2-(2-甲烷氧基乙氧基)乙酰基氯 | 2-(2-methoxyethoxy)acetyl chloride | 16024-55-8 | C5H9ClO3 |
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2-(2-环己烯-1-基)乙酰氯 | 2-(2-cyclohexen-1-yl)acetyl chloride | 3514-86-1 | C8H11ClO |
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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-(2-(2-氯乙氧基)乙氧基)乙酰氯 | 2-(2-(2-chloroethoxy)ethoxy)acetyl chloride | 1034471-87-8 | C6H10Cl2O3 |
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2-(1-乙基-2-环己烯-1-基)乙酰氯 | 2-(1-ethyl-2-cyclohexen-1-yl)acetyl chloride | 103580-93-4 | C10H15ClO |
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2,6-二甲基环己烷羰基氯化物 | 2,6-Dimethyl-cyclohexanecarbonyl chloride | 96188-47-5 | C9H15ClO |
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2,6,6-三甲基-2-环己烯-1-甲酰氯 | 2,6,6-trimethyl-2-hexene-1-carbonyl chloride | 61899-99-8 | C10H15ClO |
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2,6,6-三甲基-1-环己烯-1-甲酰氯 | 2,6,6-Trimethylcyclohex-1-en-1-carbonsaeurechlorid | 58254-14-1 | C10H15ClO |
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2,5-双(三氟甲基)-3,6-二氧杂十一氟代壬酰氟 | perfluoro-2,5-dimethyl-3,6-dioxanonanoyl fluoride | 2641-34-1 | C9F18O3 |
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2,4-二溴丁酰溴 | 2,4-dibromo-butyryl bromide | 52412-07-4 | C4H5Br3O |
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2,4-二溴丁酰氯 | 2,4-dibromobutanoyl chloride | 82820-87-9 | C4H5Br2ClO |
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2,4,6-环庚三烯-1-甲酰氯 | cycloheptatriene-7-carbonyl chloride | 32399-48-7 | C8H7ClO |
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2,4,4,5,7,7,8,10,10,11,13,13,14,16,16,17,19,19,20,22,22,23,25,25,26,26,27,27,27-二十九氟-2,5,8,11,14,17,20,23-八(三氟甲基)-3,6,9,12,15,18,21,24-八氧杂二十七烷-1-酰基氟化物 | 3,6,9,12,15,18,21,24-Octaoxaheptacosanoyl fluoride, 2,4,4,5,7,7,8,10,10,11,13,13,14,16,16,17,19,19,20,22,22,23,25,25,26,26,27,27,27-nonacosafluoro-2,5,8,11,14,17,20,23-octakis(trifluoromethyl)- | 13140-26-6 | C27F54O9 |
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2,4,4,5,7,7,8,10,10,11,13,13,14,16,16,17,19,19,20,22,22,23,23,24,24,24-二十六氟-2,5,8,11,14,17,20-七(三氟甲基)-3,6,9,12,15,18,21-庚氧杂二十四烷-1-酰基氟化物 | 3,6,9,12,15,18,21-Heptaoxatetracosanoyl fluoride, 2,4,4,5,7,7,8,10,10,11,13,13,14,16,16,17,19,19,20,22,22,23,23,24,24,24-hexacosafluoro-2,5,8,11,14,17,20-heptakis(trifluoromethyl)- | 13140-25-5 | C24F48O8 |
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2,4,4,4-四氯丁酰氯 | 2,4,4,4-Tetrachlorbuttersaeurechlorid | 68121-36-8 | C4H3Cl5O |
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2,3-二甲基丁酰基氯化物 | 2,3-dimethylbutyryl chloride | 51760-90-8 | C6H11ClO |
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2,3-二甲基-2-异丙基丁酰氯 | 2-isopropyl-2,3-dimethylbutanoyl chloride | 51115-81-2 | C9H17ClO |
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2,3-二溴丙酰氯 | 2,3-dibromo-propionyl chloride | 18791-02-1 | C3H3Br2ClO |
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2,3-二氯丙酰氯 | 2,3-dichloropropionyl chloride | 7623-13-4 | C3H3Cl3O |
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2,3,4,5,6,7-六氢-1H-茚-5-甲酰氯 | 2,3,4,5,6,7-Hexahydro-1H-indene-5-carbonyl chloride | 75412-82-7 | C10H13ClO |
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2,3,3-三甲基环戊烷羰基氯化物 | Dihydroisolauronoloylchlorid | 99061-89-9 | C9H15ClO |
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2,3,3-三甲基丁酰氯 | 2,3,3-trimethyl-butyryl chloride | 52912-50-2 | C7H13ClO |
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2,3,3,4,4,4-六氟-2-(三氟甲基)丁酰氟 | 3,4,4,4-hexafluoro-2-(trifluoromethyl)butyryl fluoride | 754-49-4 | C5F10O |
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2,3,3,4,4,4-六氟-2-(1,1,2,2,2-五氟乙基)丁酰氟 | 2,3,3,4,4,4-hexafluoro-2-(1,1,2,2,2-pentafluoroethyl)butanoyl fluoride | 61340-75-8 | C6F12O |
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2,3,3,3-四氟丙酰溴 | 2,3,3,3-Tetrafluoropropanoyl bromide | 61444-66-4 | C3HBrF4O |
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2,2-双(三氟甲基)丙酰胺 | 3,3,3-Trifluoro-2-methyl-2-(trifluoromethyl)propanoyl fluoride | 1735-87-1 | C5H3F7O |
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2,2-双(三氟甲基)丁酰氟 | 2,2-bis(trifluoromethyl)butanoyl fluoride | 14316-81-5 | C6H5F7O |
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2,2-二甲基辛酰氯 | 2,2-dimethyloctanoyl chloride | 17701-32-5 | C10H19ClO |
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2,2-二甲基环己烷羰基氯化物 | 2,2-dimethylcyclohexanecarbonyl chloride | 97234-96-3 | C9H15ClO |
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2,2-二甲基十四烷酰氯 | 2,2-Dimethyltetradecanoyl chloride | 85216-68-8 | C16H31ClO |
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2,2-二甲基丙酰溴 | pivaloyl bromide | 27644-18-4 | C5H9BrO |
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2,2-二甲基丁酰氯 | 2,2-dimethylbutanoyl chloride | 5856-77-9 | C6H11ClO |
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2,2-二甲基-d6-丁酰氯 | 2,2-Dimethyl-d6-butyryl Chloride | 1185011-66-8 | C6H11ClO |
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2,2-二氯乙酰氯 | dichloroacetyl chloride | 1228182-39-5 | C2HCl3O |
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2,2-二氯丙酰氯 | 2,2-dichloropropionyl chloride | 26073-26-7 | C3H3Cl3O |
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2,2-二氯-2-氟乙酰氟 | Dichlor-fluor-acetylfluorid | 354-18-7 | C2Cl2F2O |
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2,2-二氟乙酰氯 | difluoroacetyl chloride | 381-72-6 | C2HClF2O |
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2,2-二氟丙酰氯 | 2,2-difluoropropanoyl chloride | 83698-73-1 | C3H3ClF2O |
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2,2-二-正丙基乙酰基氯 | valproyl chloride | 2936-08-5 | C8H15ClO |
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