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酰卤

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。

相关化合物

中文名称 英文名称 CAS号 化学式 结构式图片
—— α-Fluorpimeloylchlorid 10348-09-1 C7H9Cl2FO2
α-Fluorpimeloylchlorid
—— 1,1-dichloro-oct-3-yn-2-one 53394-24-4 C8H10Cl2O
1,1-dichloro-oct-3-yn-2-one
—— (E)-3-methyldodec-2-enoyl chloride 76524-66-8 C13H23ClO
(E)-3-methyldodec-2-enoyl chloride
—— 3-(Silyloxy)propanoyl fluoride 834880-97-6 C3H7FO2Si
3-(Silyloxy)propanoyl fluoride
—— spiro<3.3>heptane-3-carbonyl chloride 3667-59-2 C8H11ClO
spiro<3.3>heptane-3-carbonyl chloride
—— 2-ethoxy-valeryl chloride 860748-55-6 C7H13ClO2
2-ethoxy-valeryl chloride
—— Perfluoro-3-[3-[3-(propoxy)propoxy]propoxy]propanoyl fluoride 122075-99-4 C12F24O4
Perfluoro-3-[3-[3-(propoxy)propoxy]propoxy]propanoyl fluoride
—— (<i>S</i>)-2-methyl-nonanoyl chloride 120837-15-2 C10H19ClO
(<i>S</i>)-2-methyl-nonanoyl chloride
—— (1,1-Diethylpropyl)malonylchlorid 78775-74-3 C10H16Cl2O2
(1,1-Diethylpropyl)malonylchlorid
—— 3-(ethyl-dichloro-silanyl)-propionyl chloride 18243-82-8 C5H9Cl3OSi
3-(ethyl-dichloro-silanyl)-propionyl chloride
—— Brom(1,1-diethylpropyl)malonylchlorid 78775-84-5 C10H15BrCl2O2
Brom(1,1-diethylpropyl)malonylchlorid
—— 2<i>H</i>,3<i>H</i>-heptafluoro-hex-2<i>t</i>-enoyl chloride 37759-82-3 C6H2ClF7O
2<i>H</i>,3<i>H</i>-heptafluoro-hex-2<i>t</i>-enoyl chloride
—— 3,3-Difluoropropanoyl chloride 1482440-33-4 C3H3ClF2O
3,3-Difluoropropanoyl chloride
—— cyclohepta-2,4,6-trien-1-yl<2-13C>acetyl chloride 84057-24-9 C9H9ClO
cyclohepta-2,4,6-trien-1-yl<2-13C>acetyl chloride
—— (S)-2-Methyl-icosanoyl chloride 80586-88-5 C21H41ClO
(S)-2-Methyl-icosanoyl chloride
—— <2H9>valeryl chloride 148587-09-1 C5H9ClO
<2H9>valeryl chloride
—— 1-Ethyl-cyclohexan-1,4-dicarbonsaeuredichlorid 99169-11-6 C10H14Cl2O2
1-Ethyl-cyclohexan-1,4-dicarbonsaeuredichlorid
—— 1-dichloroalumanylbutan-1-one 71058-49-6 C4H7AlCl2O
1-dichloroalumanylbutan-1-one
—— (R)-2-((methoxymethoxy)methyl)-3-methylbutanoyl chloride 1071936-02-1 C8H15ClO3
(R)-2-((methoxymethoxy)methyl)-3-methylbutanoyl chloride
—— 3-iodoadamantyl-1-formyl chloride 69751-92-4 C11H14ClIO
3-iodoadamantyl-1-formyl chloride
—— 2-hexyl-acryloyl chloride 99061-95-7 C9H15ClO
2-hexyl-acryloyl chloride
—— Buten-2-yl-malonylchlorid 5243-77-6 C7H8Cl2O2
Buten-2-yl-malonylchlorid
—— 3-bromo-5,7-dimethyladamantane-1-carbonyl chloride 102516-36-9 C13H18BrClO
3-bromo-5,7-dimethyladamantane-1-carbonyl chloride
—— 2-ethyl-crotonoyl chloride 72835-63-3 C6H9ClO
2-ethyl-crotonoyl chloride
—— 1,1,2-trifluoro-1-hexen-3-one 110784-70-8 C6H7F3O
1,1,2-trifluoro-1-hexen-3-one
—— 3ξ-methyl-pent-3-enoic acid-chloride 98140-06-8 C6H9ClO
3ξ-methyl-pent-3-enoic acid-chloride
—— (3-oxa-pentane-1,5-diylbissulfanyl)-bis-acetyl chloride 40236-68-8 C8H12Cl2O3S2
(3-oxa-pentane-1,5-diylbissulfanyl)-bis-acetyl chloride
—— 101849-23-4 C17H29ClO
—— 5-Chlorpent-2-ensaeurechlorid 37421-00-4 C5H6Cl2O
5-Chlorpent-2-ensaeurechlorid
—— (2E,4Z)-5-tert-Butyl-hepta-2,4-dien-6-ynoyl chloride 73625-06-6 C11H13ClO
(2E,4Z)-5-tert-Butyl-hepta-2,4-dien-6-ynoyl chloride
—— (E)-2-Trimethylsilanylmethyl-but-2-enoyl chloride 888020-74-4 C8H15ClOSi
(E)-2-Trimethylsilanylmethyl-but-2-enoyl chloride
—— 2,3,3,3-Tetrafluoro-2-(1,2,2,3,3,4,4,4-octafluoro-1-trifluoromethyl-butoxy)-propionyl fluoride 10577-58-9 C8F16O2
2,3,3,3-Tetrafluoro-2-(1,2,2,3,3,4,4,4-octafluoro-1-trifluoromethyl-butoxy)-propionyl fluoride
—— deca-2,6-diynoyl chloride 828915-43-1 C10H11ClO
deca-2,6-diynoyl chloride
—— 4-Propylmercapto-butyrylchlorid 89693-15-2 C7H13ClOS
4-Propylmercapto-butyrylchlorid
—— 3-methoxy-2,2-bis-methoxymethyl-propionyl chloride 50547-83-6 C8H15ClO4
3-methoxy-2,2-bis-methoxymethyl-propionyl chloride
—— 2,5-dichloro-hexa-2,4-dienedioyl chloride 117409-95-7 C6H2Cl4O2
2,5-dichloro-hexa-2,4-dienedioyl chloride
—— Brom(1-methylcyclohexyl)malonylchlorid 78775-86-7 C10H13BrCl2O2
Brom(1-methylcyclohexyl)malonylchlorid
—— 2-Iodo-3-methylbutanoyl chloride 145439-75-4 C5H8ClIO
2-Iodo-3-methylbutanoyl chloride
—— Tetraethyl-3.4-dioxo-adipinsaeure-dichlorid 92302-16-4 C14H20Cl2O4
Tetraethyl-3.4-dioxo-adipinsaeure-dichlorid
—— 4,8-Dioxaundecan-1,11-dicarbonsaeure-dichlorid 26090-58-4 C9H14Cl2O4
4,8-Dioxaundecan-1,11-dicarbonsaeure-dichlorid
—— 3-Chloro-2,3,3-trifluoropropionyl chloride 666-46-6 C3HCl2F3O
3-Chloro-2,3,3-trifluoropropionyl chloride
—— 2-(1-methyl-butyl)-crotonoyl chloride 99061-92-4 C9H15ClO
2-(1-methyl-butyl)-crotonoyl chloride
—— 2-tridecenoyl chloride 857079-00-6 C13H23ClO
2-tridecenoyl chloride
—— allyl-ethyl-malonyl dichloride 67170-54-1 C8H10Cl2O2
allyl-ethyl-malonyl dichloride
—— (S)-2-chloro-1-cyclohexylethyl acetate 1197170-97-0 C10H17ClO2
(S)-2-chloro-1-cyclohexylethyl acetate
—— 86101-54-4 C7H11ClO
—— 3-ethyl-5-methyl-hexanoyl chloride 855918-39-7 C9H17ClO
3-ethyl-5-methyl-hexanoyl chloride
—— bicyclo[2.2.2]octane-1,4-dicarbonyl chloride 1659-74-1 C10H12Cl2O2
bicyclo[2.2.2]octane-1,4-dicarbonyl chloride
—— Pentylsulfanyl-acetyl chloride 35949-04-3 C7H13ClOS
Pentylsulfanyl-acetyl chloride
—— Phosphorigsaeure-bis-<2-chlorcarbonyl-isopropylester> 92526-86-8 C8H13Cl2O5P
Phosphorigsaeure-bis-<2-chlorcarbonyl-isopropylester>