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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(6ci)-1-环辛烯-1-羰酰氯 | Cyclooct-1-ene-1-carbonyl chloride | 101166-81-8 | C9H13ClO |
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(5Z,8Z,11Z,14Z)-二十二碳-5,8,11,14-四烯酰氯 | (5Z,8Z,11Z,14Z)-Docosa-5,8,11,14-tetraenoyl chloride | 1027068-72-9 | C22H35ClO |
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(2S,3S)-2-氯-3-甲基戊酰氯 | (2S,3S)-2-chloro-3-methylpentanoyl chloride | 110203-04-8 | C6H10Cl2O |
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(2R)-2-氯丙酰氯 | (R)-2-chloropropionyl chloride | 70110-25-7 | C3H4Cl2O |
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(1R,3S)-1,3-环己烷二羰基二氯化物 | acid chloride | 22605-65-8 | C8H10Cl2O2 |
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(1R,3S)-1,2,2-三甲基-1,3-环戊烷二羰基二氟化物 | (1R,3S)-(+)-Camphoroyl difluoride | 193280-15-8 | C10H14F2O2 |
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(1R,2S)-2-乙烯基环己烷羰基氯化物 | (1R,2S)-2-ethenylcyclohexane-1-carbonyl chloride | 180908-14-9 | C9H13ClO |
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(1R,2S)-2-(三氟甲基)环己烷羰基氟化物 | (1R,2S)-2-(trifluoromethyl)cyclohexane-1-carbonyl fluoride | 161117-11-9 | C8H10F4O |
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(1R,2S)-1,2-环己烷二羰基二氟化物 | (1R,2S)-Cyclohexane-1,2-dicarbonyl difluoride | 161117-13-1 | C8H10F2O2 |
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(1R,2R)-4-环己烯-1,2-二甲酰氯 | trans-4-cyclohexene-1,2-dicarbonyl dichloride | 41183-19-1 | C8H8Cl2O2 |
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(1R,2R)-2-乙烯基环己烷羰基氯化物 | (1R,2R)-2-Ethenylcyclohexane-1-carbonyl chloride | 180908-12-7 | C9H13ClO |
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(1R,2R)-1,2-环己烷二羰基二氯化物 | trans-1,2-Cyclohexanedicarbonyl chloride | 46021-27-6 | C8H10Cl2O2 |
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—— | tricosafluoro-dodecanoyl fluoride | —— | C12F24O |
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—— | 2,2,3-trichloro-butyryl chloride | —— | C4H4Cl4O |
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—— | 8-[18F]fluorooctanoyl chloride | —— | C8H14ClFO |
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—— | 2-methyl-2-propylvaleryl chloride | —— | C9H17ClO |
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—— | 3-Aminobuttersaeurechlorid | —— | C4H8ClNO |
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—— | (+/-)-<i>trans</i>-2-methyl-cyclopentane-carboxylic acid-(1)-chloride | —— | C7H11ClO |
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—— | 2,2,4,8,10,10-hexamethyl-5-dodecanoyl chloride | —— | C18H35ClO |
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—— | 2-tert-butyl-2-cyclopropene-1-carbonyl chloride | —— | C8H11ClO |
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—— | 2-decyltetradecanoyl chloride | —— | C24H47ClO |
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—— | 3-chloropropionyl bromide | —— | C3H4BrClO |
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—— | 3,8-dichloroformylbicyclo[4,4,0]decane | —— | C12H16Cl2O2 |
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—— | gamma-aminobutyric acid iodide | —— | C4H8INO |
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—— | 1-methylcyclohexanoyl fluoride | —— | C8H13FO |
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—— | 2-bromohex-5-enoyl chloride | 1575589-09-1 | C6H8BrClO |
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—— | 4-chlorotetrahydrophthaloyl chloride | —— | C8H7Cl3O2 |
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—— | 2,2,5-trimethylhex-4-enoyl chloride | —— | C9H15ClO |
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—— | 5-chloropentanoyl fluoride | —— | C5H8ClFO |
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—— | [1-11C]butyryl chloride | —— | C4H7ClO |
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—— | 1,1-d2-Methacryloyl chloride | —— | C4H5ClO |
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—— | (4',6'-dimethylcyclohex-3'-ene-1'-yl)-carbonyl chloride | —— | C9H13ClO |
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—— | pent-2-ynoyl chloride | —— | C5H5ClO |
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—— | trans-2-ethyl-2-hexenoyl chloride | —— | C8H13ClO |
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—— | Acetylchlorid-Aluminiumchlorid-Komplex | —— | AlCl3*C2H3ClO |
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—— | dodeca-5,7-diynedioyl dichloride | —— | C12H12Cl2O2 |
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—— | α-bromo-tert-butylacetylbromide | —— | C6H10Br2O |
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—— | (2E)-3-cyclopentylacryloyl chloride | —— | C8H11ClO |
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—— | 2-(methylthio)hexafluoroisobutyryl chloride | —— | C5H3ClF6OS |
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—— | 14-bromotetradecanoyl chloride | —— | C14H26BrClO |
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—— | 2-[2-(3-Methoxyhexafluoropropoxy)hexafluoropropoxy]-tetrafluoropropionyl fluoride | —— | C10H3F17O4 |
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—— | 1-(14)C-perfluorooctanoyl fluoride | —— | C8F16O |
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—— | 2-cyclohexyl-2-methylpropanoyl chloride | —— | C10H17ClO |
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—— | (R)-2-n-hexyloxypropanoyl chloride | —— | C9H17ClO2 |
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—— | trans-4-cyanocyclohexanecarbonyl chloride | —— | C8H10ClNO |
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—— | 1-methyl-2-cyclohexene-1-carbonyl chloride | —— | C8H11ClO |
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—— | 3-pentenoyl chloride | 3350-75-2 | C5H7ClO |
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—— | 2,4-dimethyl-valeryl chloride | —— | C7H13ClO |
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—— | trans-4,5-Dimethyl-1,2-cyclohex-4-enedicarbonyl chloride | —— | C10H12Cl2O2 |
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—— | S-1-dodecyl-S'-(α,α'-dimethyl-α''acylchloride)trithiocarbonate | —— | C17H31ClOS3 |
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