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 |
|---|---|---|---|
| —— | (2R)-2-propan-2-ylpentanoyl chloride | 1000183-79-8 | C8H15ClO |
| —— | (2S)-2-propan-2-ylpentanoyl chloride | 1000183-80-1 | C8H15ClO |
| —— | 2,2-dideuterio-propionylchlorid | 37610-04-1 | C3H5ClO |
| —— | (1R)-4-methylcyclohex-3-enecarboxylic acid chloride | 1314795-37-3 | C8H11ClO |
| —— | 4-methyl-3-pentenoic acid chloride | 41199-96-6 | C6H9ClO |
| —— | (E-crotyloxy)acetyl chloride | 109385-07-1 | C6H9ClO2 |
| —— | Diamantan-1.6-dicarbonsaeurechlorid | 66060-86-4 | C16H18Cl2O2 |
| —— | 1-ethylcyclobutane-1-carbonyl chloride | 1029128-57-1 | C7H11ClO |
| —— | cyclohexa-1,3-dienecarboxylic acid chloride | 20355-56-0 | C7H7ClO |
| —— | Cyclohexa-1,5-diene-1-carbonyl chloride | 784213-45-2 | C7H7ClO |
| —— | (2-Cyanoethyl)thioacetylchlorid | 61404-34-0 | C5H6ClNOS |
| —— | chlorure de l'acide bicyclo<2.2.2>octene-5 carboxylique | 99094-77-6 | C9H11ClO |
| —— | 3-methylbutyroyl fluoride | 352-66-9 | C5H9FO |
| —— | (Z)-2-Chlor-2-hexenoyl-fluorid | 62300-89-4 | C6H8ClFO |
| —— | trans-1,2-cyclobutanedicarboxylic acid dichloride | 3668-43-7 | C6H6Cl2O2 |
| —— | Bicyclo<3.2.1>octan-1-carbonsaeurechlorid | 58541-35-8 | C9H13ClO |
| —— | 2<i>H</i>,2<i>H</i>-heptafluoro-valeryl chloride | 813-20-7 | C5H2ClF7O |
| —— | 2-Propylundecanoyl chloride | 875217-79-1 | C14H27ClO |
| —— | 1,3,5,7-adamantanetetracarbonyl chloride | 137494-82-7 | C14H12Cl4O4 |
| —— | (1R,3R)-1,2,2,3-tetramethylcyclopentanoyl chloride | 923593-85-5 | C10H17ClO |
| —— | 3-fluoro-2,2-dimethylpropanoyl chloride | 95298-07-0 | C5H8ClFO |
| —— | 2-Tert-butylpent-4-enoyl chloride | 1252553-47-1 | C9H15ClO |
| —— | (-)(R)-5-butyl-caproic acid-chloride | 107351-30-4 | C10H19ClO |
| —— | [(4aR,8aR)-6-Methyl-3,4,4a,5,8,8a-hexahydro-2H-naphthalen-(1E)-ylidene]-acetyl chloride | 123992-79-0 | C13H17ClO |
| —— | 2-Chloro-2-(chlorothio)butanoyl chloride | 56701-12-3 | C4H5Cl3OS |
| —— | 7-methyl-2-octenoyl chloride | 1258519-41-3 | C9H15ClO |
| —— | Cycloocta-1,3,5,7-tetraene-1-carbonyl chloride | 663618-22-2 | C9H7ClO |
| —— | 1-Chlorformyl-cycloundecadien-(5,9) | 91561-68-1 | C12H17ClO |
| —— | 5-Oxopent-4-enoyl chloride | 17423-43-7 | C5H5ClO2 |
| —— | 1-Methyl-2-(prop-1-en-2-yl)cyclobutane-1-carbonyl chloride | 70645-45-3 | C9H13ClO |
| —— | Octadeca-10,13-dienoyl chloride | 63029-03-8 | C18H31ClO |
| —— | 3-Octadecylsulfanyl-propionyl chloride | 3062-65-5 | C21H41ClOS |
| —— | Chlormethyl-(2-chlorformyl-ethyl)-phosphinsaeure-chlorid | 22793-94-8 | C4H6Cl3O2P |
| —— | 4-Decenoylchlorid | 70173-09-0 | C10H17ClO |
| —— | Trifluoromethylacryloyl chloride | 406-92-8 | C4H2ClF3O |
| —— | 2,4,4-Trimethylhexanedioyl dichloride | 89982-04-7 | C9H14Cl2O2 |
| —— | 2,5,5-trichloro-3,3-dimethylpentanoic acid chloride | 84077-51-0 | C7H10Cl4O |
| —— | 3-(2,6,6-trimethyl-cyclohex-1-enyl)-acryloyl chloride | 171774-19-9 | C12H17ClO |
| —— | α-chloro-tert-butylacetyl chloride | 714230-78-1 | C6H10Cl2O |
| —— | 4-chlorobutanoyl fluoride | 15973-66-7 | C4H6ClFO |
| —— | octanoyl fluoride | 463-14-9 | C9H17FO |
| —— | 3-Cyclopentylprop-2-enoyl chloride | 208922-42-3 | C8H11ClO |
| —— | 2,2-bis(methoxymethyl)propionic acid chloride | 203314-59-4 | C7H13ClO3 |
| —— | 3-Cyclopropylprop-2-enoyl chloride | 189498-30-4 | C6H7ClO |
| —— | Docosa-4,7,10,13,16,19-hexaenoyl chloride | 158754-21-3 | C22H31ClO |
| —— | Octahydro-7aH-1,4-ethanoindene-7a-carbonyl chloride | 100020-94-8 | C12H17ClO |
| —— | 1-Methyl-2-fluorformyl-3-trifluormethyl-cyclobuten-1 | 2647-09-8 | C7H6F4O |
| —— | <<sup>13</sup>C>-Acetylfluorid | 676-78-8 | C2H3FO |
| —— | Ethane-1,2-diamine;oxalyl dichloride | —— | C4H8Cl2N2O2 |
| —— | α-Brom-laurinsaeurebromid | 59117-76-9 | C12H22Br2O |