香豆素(Coumarin)是一类具有独特芳香气味的化合物,化学式为C9H6O2。它们属于苯骈α-呋喃酮类化合物,在自然界中广泛存在。
结构特征香豆素的基本结构由苯环和呋喃酮构成,其中苯环与四个碳原子相连的呋喃酮单元形成独特的“香豆素环”。
自然来源香豆素存在于多种植物、真菌及动物体内。在植物界中,它主要作为天然防御机制的一部分,用作对昆虫的化学信号。著名的例子包括:天竺葵科(如紫花苜蓿)、唇形科(如薄荷)和芸香科(如柑橘属果实)。此外,在真菌、苔藓及藻类中也有发现。
化学性质 稳定性由于其独特的结构,香豆素表现出良好的化学稳定性。它们不易被氧化或还原,但可以与其他化合物发生多种类型的反应,包括缩合、取代等。
生物活性许多香豆素衍生物具有生物活性,能够引起抗菌、抗炎、抗氧化等多种作用。这些特性使它们成为医药、食品添加剂等多个领域的重要研究对象。
应用领域 医药行业在制药业中,某些结构类似物被开发为药物先导化合物。例如,香豆素类抗生素是最早的广谱抗生素之一;一些香豆素衍生物还表现出抗癌潜力。
食品工业由于其独特的香气和味道,在食品加工中也得到了广泛应用,常作为香精成分使用。
其他应用此外,它们还在染料生产、农药开发等多个领域展现出潜在价值。
生产方法香豆素可通过多种合成路径获得。传统的化学合成涉及从苯甲醛出发的反应;而近年来,通过生物转化技术,利用微生物发酵过程制备天然香豆素也成为一种可持续的方法。
总之,香豆素因其独特的结构和广泛的生物学应用,在多个领域中发挥着重要作用,并且仍然是有机化学研究中的一个重要课题。
中文名称 | 英文名称 | CAS号 | 化学式 | 结构式图片 |
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—— | (2R)-2-ethyl-N-[[(2R)-5-fluoro-2,3-dihydro-1-benzofuran-2-yl]methyl]hexanamide | —— | C17H24FNO2 |
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—— | methyl (2S)-2-[[(2-methoxyacetyl)amino]methyl]-2,3-dihydro-1-benzofuran-5-carboxylate | —— | C14H17NO5 |
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—— | methyl (2R)-2-[[[(2R)-2-chloropropanoyl]amino]methyl]-2,3-dihydro-1-benzofuran-5-carboxylate | —— | C14H16ClNO4 |
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—— | methyl (2S)-2-[[(6-methoxy-6-oxohexanoyl)amino]methyl]-2,3-dihydro-1-benzofuran-5-carboxylate | —— | C18H23NO6 |
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—— | N-[[(2R)-5-tert-butyl-2,3-dihydro-1-benzofuran-2-yl]methyl]-5-chloropentanamide | —— | C18H26ClNO2 |
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—— | N-[[(2S)-5-methoxy-2,3-dihydro-1-benzofuran-2-yl]methyl]-3-methylbut-2-enamide | —— | C15H19NO3 |
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—— | methyl (2S)-2-[(3-methylsulfanylpropanoylamino)methyl]-2,3-dihydro-1-benzofuran-5-carboxylate | —— | C15H19NO4S |
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—— | methyl (2S)-2-[(3-methylbut-2-enoylamino)methyl]-2,3-dihydro-1-benzofuran-5-carboxylate | —— | C16H19NO4 |
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—— | methyl 5-[[(2S)-5,7-difluoro-2,3-dihydro-1-benzofuran-2-yl]methylamino]-5-oxopentanoate | —— | C15H17F2NO4 |
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—— | 5-chloro-N-[[(2R)-5-methoxy-2,3-dihydro-1-benzofuran-2-yl]methyl]pentanamide | —— | C15H20ClNO3 |
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—— | N-[[(2S)-5-tert-butyl-2,3-dihydro-1-benzofuran-2-yl]methyl]-3-methylbut-2-enamide | —— | C18H25NO2 |
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—— | 5-chloro-N-[[(2S)-5-fluoro-2,3-dihydro-1-benzofuran-2-yl]methyl]pentanamide | —— | C14H17ClFNO2 |
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—— | N-[[(2R)-5-methoxy-2,3-dihydro-1-benzofuran-2-yl]methyl]-3-methylbut-2-enamide | —— | C15H19NO3 |
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—— | methyl (2S)-2-[[[(2S)-2-ethylhexanoyl]amino]methyl]-2,3-dihydro-1-benzofuran-5-carboxylate | —— | C19H27NO4 |
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—— | N-[[(2S)-5-fluoro-2,3-dihydro-1-benzofuran-2-yl]methyl]-3-methylbut-2-enamide | —— | C14H16FNO2 |
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—— | N-[[(2S)-5-methoxy-2,3-dihydro-1-benzofuran-2-yl]methyl]prop-2-enamide | —— | C13H15NO3 |
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—— | methyl (2R)-2-[(5-chloropentanoylamino)methyl]-2,3-dihydro-1-benzofuran-5-carboxylate | —— | C16H20ClNO4 |
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—— | (2R)-2-ethyl-N-[[(2R)-5-methoxy-2,3-dihydro-1-benzofuran-2-yl]methyl]hexanamide | —— | C18H27NO3 |
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—— | N-[[(2S)-5-fluoro-2,3-dihydro-1-benzofuran-2-yl]methyl]cyclohexanecarboxamide | —— | C16H20FNO2 |
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—— | (2S)-2-ethyl-N-[[(2S)-5-fluoro-2,3-dihydro-1-benzofuran-2-yl]methyl]hexanamide | —— | C17H24FNO2 |
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—— | methyl (2R)-2-[[[(2R)-2-ethylhexanoyl]amino]methyl]-2,3-dihydro-1-benzofuran-5-carboxylate | —— | C19H27NO4 |
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—— | N-[[(2R)-5-tert-butyl-2,3-dihydro-1-benzofuran-2-yl]methyl]-3-methylbut-2-enamide | —— | C18H25NO2 |
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—— | methyl (2R)-2-[(3-methylsulfanylpropanoylamino)methyl]-2,3-dihydro-1-benzofuran-5-carboxylate | —— | C15H19NO4S |
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—— | methyl (2R)-2-[(3-methylbutanoylamino)methyl]-2,3-dihydro-1-benzofuran-5-carboxylate | —— | C16H21NO4 |
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—— | (2S)-2-ethyl-N-[[(2R)-5-fluoro-2,3-dihydro-1-benzofuran-2-yl]methyl]hexanamide | —— | C17H24FNO2 |
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—— | N-[[(2R)-5-methoxy-2,3-dihydro-1-benzofuran-2-yl]methyl]prop-2-enamide | —— | C13H15NO3 |
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—— | N-[[(2R)-5-fluoro-2,3-dihydro-1-benzofuran-2-yl]methyl]-3-methylbut-2-enamide | —— | C14H16FNO2 |
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—— | methyl (2R)-2-[[[(E)-but-2-enoyl]amino]methyl]-2,3-dihydro-1-benzofuran-5-carboxylate | —— | C15H17NO4 |
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—— | methyl (2R)-2-[[[(2S)-2-chloropropanoyl]amino]methyl]-2,3-dihydro-1-benzofuran-5-carboxylate | —— | C14H16ClNO4 |
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—— | (E)-N-[[(2R)-5-methoxy-2,3-dihydro-1-benzofuran-2-yl]methyl]but-2-enamide | —— | C14H17NO3 |
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—— | methyl 5-[[(2R)-5,7-difluoro-2,3-dihydro-1-benzofuran-2-yl]methylamino]-5-oxopentanoate | —— | C15H17F2NO4 |
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—— | (2S)-2-ethyl-N-[[(2S)-5-methoxy-2,3-dihydro-1-benzofuran-2-yl]methyl]hexanamide | —— | C18H27NO3 |
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—— | N-[[(2R)-5-fluoro-2,3-dihydro-1-benzofuran-2-yl]methyl]cyclohexanecarboxamide | —— | C16H20FNO2 |
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—— | 4-[[[(2S)-2,3-dihydro-1-benzofuran-2-carbonyl]amino]methyl]benzoic acid | —— | C17H15NO4 |
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—— | 4-[[[(2R)-2,3-dihydro-1-benzofuran-2-carbonyl]amino]methyl]benzoic acid | —— | C17H15NO4 |
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—— | 3-[(4-fluorophenyl)methyl-(2-methylpropanoyl)amino]-8-formyl-4-hydroxy-N-(2-hydroxyethyl)-6-methoxy-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C28H31FN2O7 |
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—— | 3-[cyclohexylmethyl(pent-4-enoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-8-(hydroxymethyl)-6-methoxy-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C29H40N2O7 |
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—— | 4-hydroxy-N-(2-hydroxyethyl)-8-(hydroxymethyl)-6-methoxy-3-[2-(2-methoxyphenyl)ethyl-(2-methylpropanoyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C30H38N2O8 |
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—— | 8-formyl-4-hydroxy-N-(2-hydroxyethyl)-6-methoxy-3-[2-(2-methoxyphenyl)ethyl-pent-4-enoylamino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C31H36N2O8 |
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—— | 3-[3-ethoxypropyl(2-methylpropanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C24H34N2O6 |
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—— | 3-[3-ethoxypropyl(2-oxobutanoyl)amino]-8-formyl-4-hydroxy-N-(2-hydroxyethyl)-6-methoxy-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C26H34N2O9 |
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—— | 3-[cyclopentyl(pent-4-enoyl)amino]-8-formyl-4-hydroxy-N-(2-hydroxyethyl)-6-methoxy-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C27H34N2O7 |
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—— | 3-[cyclopropanecarbonyl-[2-(3-methoxyphenyl)ethyl]amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C28H32N2O6 |
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—— | 3-[cyclopentyl(2-methylpropanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-8-(hydroxymethyl)-6-methoxy-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C26H36N2O7 |
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—— | 3-[benzyl(butanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C26H30N2O5 |
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—— | 3-[(2-cyclopentylacetyl)-(2,2,2-trifluoroethyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-8-(hydroxymethyl)-6-methoxy-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C26H33F3N2O7 |
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—— | 8-formyl-4-hydroxy-N-(2-hydroxyethyl)-6-methoxy-3-[2-methoxyethyl(propanoyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C23H30N2O8 |
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—— | 3-[(3,4-dichlorophenyl)methyl-dodecanoylamino]-8-formyl-4-hydroxy-N-(2-hydroxyethyl)-6-methoxy-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C36H46Cl2N2O7 |
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—— | 3-[(4-fluorophenyl)methyl-pentanoylamino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C27H31FN2O5 |
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—— | 1-[[2-[(2,2-dimethyl-3H-1-benzofuran-7-yl)oxy]acetyl]amino]-3-methylthiourea | —— | C14H19N3O3S |
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