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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—— | 3-[cyclobutanecarbonyl-[(3,4-dichlorophenyl)methyl]amino]-8-formyl-4-hydroxy-N-(2-hydroxyethyl)-6-methoxy-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C29H30Cl2N2O7 |
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—— | 4-hydroxy-N-(2-hydroxyethyl)-3-[(4-methylphenyl)methyl-(oxolane-3-carbonyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C28H32N2O6 |
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—— | 8-formyl-4-hydroxy-N-(2-hydroxyethyl)-6-methoxy-3-[(4-methylphenyl)methyl-pent-2-enoylamino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C30H34N2O7 |
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—— | 4-hydroxy-N-(2-hydroxyethyl)-8-(hydroxymethyl)-6-methoxy-3-[(4-methylphenyl)methyl-propanoylamino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C28H34N2O7 |
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—— | 3-[3-cyclopentylpropanoyl(furan-3-ylmethyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C28H34N2O6 |
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—— | 3-[(4-chlorophenyl)methyl-(5-oxohexanoyl)amino]-8-formyl-4-hydroxy-N-(2-hydroxyethyl)-6-methoxy-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C30H33ClN2O8 |
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—— | 3-[(2-ethoxyacetyl)-(2,2,2-trifluoroethyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-8-(hydroxymethyl)-6-methoxy-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C23H29F3N2O8 |
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—— | 3-[benzyl(propanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C25H28N2O5 |
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—— | 8-formyl-3-[furan-3-ylmethyl(2-oxobutanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-6-methoxy-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C26H28N2O9 |
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—— | 3-[(2-fluorophenyl)methyl-octanoylamino]-8-formyl-4-hydroxy-N-(2-hydroxyethyl)-6-methoxy-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C32H39FN2O7 |
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—— | 3-[butanoyl-[(2-fluorophenyl)methyl]amino]-4-hydroxy-N-(2-hydroxyethyl)-8-(hydroxymethyl)-6-methoxy-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C28H33FN2O7 |
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—— | 4-hydroxy-N-(2-hydroxyethyl)-8-(hydroxymethyl)-6-methoxy-3-[3-methylbutyl(oxolane-2-carbonyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C27H38N2O8 |
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—— | 3-[(4-fluorophenyl)methyl-(3-methoxypropanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-8-(hydroxymethyl)-6-methoxy-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C28H33FN2O8 |
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—— | 8-formyl-4-hydroxy-N-(2-hydroxyethyl)-6-methoxy-3-[2-(3-methoxyphenyl)ethyl-(2-oxobutanoyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C30H34N2O9 |
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—— | 3-[cyclopropanecarbonyl(3-ethoxypropyl)amino]-8-formyl-4-hydroxy-N-(2-hydroxyethyl)-6-methoxy-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C26H34N2O8 |
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—— | 3-[(2-ethoxyacetyl)-(oxolan-2-ylmethyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-8-(hydroxymethyl)-6-methoxy-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C26H36N2O9 |
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—— | 3-[cyclopropylmethyl-(2-ethoxyacetyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-8-(hydroxymethyl)-6-methoxy-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C25H34N2O8 |
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—— | 3-[2-(3-fluorophenyl)ethyl-(3-methoxypropanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C27H31FN2O6 |
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—— | 3-[(3,4-dichlorophenyl)methyl-(3-methylbutanoyl)amino]-8-formyl-4-hydroxy-N-(2-hydroxyethyl)-6-methoxy-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C29H32Cl2N2O7 |
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—— | 3-[(4-chlorophenyl)methyl-(oxolane-3-carbonyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-8-(hydroxymethyl)-6-methoxy-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C29H33ClN2O8 |
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—— | 3-[(2-ethoxyacetyl)-hexylamino]-4-hydroxy-N-(2-hydroxyethyl)-8-(hydroxymethyl)-6-methoxy-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C27H40N2O8 |
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—— | 3-[(2-ethoxyacetyl)-(2,2,2-trifluoroethyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C21H25F3N2O6 |
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—— | 4-hydroxy-N-(2-hydroxyethyl)-8-(hydroxymethyl)-6-methoxy-3-[2-(2-methoxyphenyl)ethyl-pent-2-enoylamino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C31H38N2O8 |
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—— | 4-hydroxy-N-(2-hydroxyethyl)-8-(hydroxymethyl)-6-methoxy-3-[2-(2-methoxyphenyl)ethyl-(2-oxobutanoyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C30H36N2O9 |
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—— | 3-[(2-fluorophenyl)methyl-(oxolane-3-carbonyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C27H29FN2O6 |
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—— | N-(tert-butyl)-2,2-dimethyl-2,3-dihydro-1-benzofuran-7-carboxamide | —— | C15H21NO2 |
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—— | 3-[(4-chlorophenyl)methyl-(2-methoxyacetyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-8-(hydroxymethyl)-6-methoxy-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C27H31ClN2O8 |
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—— | 3-[(2-ethoxyacetyl)-hexylamino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C25H36N2O6 |
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—— | 8-formyl-4-hydroxy-N-(2-hydroxyethyl)-6-methoxy-3-[2-oxobutanoyl(oxolan-2-ylmethyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C26H32N2O9 |
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—— | 3-[cyclohexyl(3-methylbutanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-8-(hydroxymethyl)-6-methoxy-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C28H40N2O7 |
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—— | 3-[cyclohexyl(hept-6-enoyl)amino]-8-formyl-4-hydroxy-N-(2-hydroxyethyl)-6-methoxy-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C30H40N2O7 |
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—— | 3-[(2-ethoxyacetyl)-(3-ethoxypropyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C24H34N2O7 |
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—— | 3-[cyclopentyl-(2-ethoxyacetyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-8-(hydroxymethyl)-6-methoxy-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C26H36N2O8 |
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—— | (5aS,9aS)-5a,6,7,8,9,9a-hexahydrodibenzofuran-1-ol | —— | C12H14O2 |
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—— | (5aS,9aR)-5a,6,7,8,9,9a-hexahydrodibenzofuran-1-ol | —— | C12H14O2 |
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—— | (5aR,9aS)-5a,6,7,8,9,9a-hexahydrodibenzofuran-1-ol | —— | C12H14O2 |
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—— | (2S,3S)-N,7-diethyl-2-methyl-2,3-dihydro-1-benzofuran-3-amine | —— | C13H19NO |
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—— | (2S,3S)-N-ethyl-5-methoxy-2-methyl-2,3-dihydro-1-benzofuran-3-amine | —— | C12H17NO2 |
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—— | (2S,3R)-N-ethyl-2,4,7-trimethyl-2,3-dihydro-1-benzofuran-3-amine | —— | C13H19NO |
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—— | (2R,3S)-N-ethyl-2,4,7-trimethyl-2,3-dihydro-1-benzofuran-3-amine | —— | C13H19NO |
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—— | (2R,3S)-2,5-dimethyl-2,3-dihydro-1-benzofuran-3-amine | —— | C10H13NO |
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—— | (2S,3R)-6,7-dichloro-2-methyl-2,3-dihydro-1-benzofuran-3-amine | —— | C9H9Cl2NO |
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—— | (2R,3R)-6,7-dichloro-2-methyl-2,3-dihydro-1-benzofuran-3-amine | —— | C9H9Cl2NO |
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—— | (2S,3R)-2,5-dimethyl-2,3-dihydro-1-benzofuran-3-amine | —— | C10H13NO |
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—— | (2S,3S)-6,7-dichloro-2-methyl-2,3-dihydro-1-benzofuran-3-amine | —— | C9H9Cl2NO |
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—— | (2S,3S)-2,5-dimethyl-2,3-dihydro-1-benzofuran-3-amine | —— | C10H13NO |
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—— | (2S,3R)-N-ethyl-5-methoxy-2-methyl-2,3-dihydro-1-benzofuran-3-amine | —— | C12H17NO2 |
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—— | (2R,3R)-2,5-dimethyl-2,3-dihydro-1-benzofuran-3-amine | —— | C10H13NO |
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—— | (2R,3S)-N-ethyl-5-methoxy-2-methyl-2,3-dihydro-1-benzofuran-3-amine | —— | C12H17NO2 |
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—— | 3-[dodecanoyl(2-morpholin-4-ylethyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-8-(hydroxymethyl)-6-methoxy-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide | —— | C35H55N3O8 |
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