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    首页 分子通 按分子结构分类 有机化合物 有机杂环化合物 香豆素

    香豆素

    香豆素 基本信息

    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。

    相关化合物

    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (3R,4S,4aS,9bS)-3-[butanoyl(3-methylbutyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C24H34N2O5
    (3R,4S,4aS,9bS)-3-[butanoyl(3-methylbutyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[cyclopentanecarbonyl(cyclopropylmethyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C25H32N2O5
    (3R,4S,4aS,9bS)-3-[cyclopentanecarbonyl(cyclopropylmethyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-4-hydroxy-N-(2-hydroxyethyl)-3-[3-methylbutanoyl(3-propan-2-yloxypropyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C26H38N2O6
    (3R,4S,4aS,9bS)-4-hydroxy-N-(2-hydroxyethyl)-3-[3-methylbutanoyl(3-propan-2-yloxypropyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-4-hydroxy-N-(2-hydroxyethyl)-3-[octanoyl(2,2,2-trifluoroethyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C25H33F3N2O5
    (3R,4S,4aS,9bS)-4-hydroxy-N-(2-hydroxyethyl)-3-[octanoyl(2,2,2-trifluoroethyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[cyclopentanecarbonyl(2,2,2-trifluoroethyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C23H27F3N2O5
    (3R,4S,4aS,9bS)-3-[cyclopentanecarbonyl(2,2,2-trifluoroethyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[3-ethoxypropyl(propanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C23H32N2O6
    (3R,4S,4aS,9bS)-3-[3-ethoxypropyl(propanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[hexyl(octanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C29H44N2O5
    (3R,4S,4aS,9bS)-3-[hexyl(octanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-4-hydroxy-N-(2-hydroxyethyl)-3-[(2-methoxyacetyl)-(2,2,2-trifluoroethyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C20H23F3N2O6
    (3R,4S,4aS,9bS)-4-hydroxy-N-(2-hydroxyethyl)-3-[(2-methoxyacetyl)-(2,2,2-trifluoroethyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-4-hydroxy-N-(2-hydroxyethyl)-3-[3-methylbut-2-enoyl(3-propan-2-yloxypropyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C26H36N2O6
    (3R,4S,4aS,9bS)-4-hydroxy-N-(2-hydroxyethyl)-3-[3-methylbut-2-enoyl(3-propan-2-yloxypropyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-4-hydroxy-N-(2-hydroxyethyl)-3-[(2-methoxyacetyl)-(2-methoxyethyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C21H28N2O7
    (3R,4S,4aS,9bS)-4-hydroxy-N-(2-hydroxyethyl)-3-[(2-methoxyacetyl)-(2-methoxyethyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[hexyl(2-oxobutanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C25H34N2O6
    (3R,4S,4aS,9bS)-3-[hexyl(2-oxobutanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[cyclopentyl-(2-ethoxyacetyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C24H32N2O6
    (3R,4S,4aS,9bS)-3-[cyclopentyl-(2-ethoxyacetyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[cyclopropylmethyl(oxolane-2-carbonyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C24H30N2O6
    (3R,4S,4aS,9bS)-3-[cyclopropylmethyl(oxolane-2-carbonyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[cyclopentanecarbonyl(3-methylbutyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C26H36N2O5
    (3R,4S,4aS,9bS)-3-[cyclopentanecarbonyl(3-methylbutyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[dodecanoyl(3-propan-2-yloxypropyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C33H52N2O6
    (3R,4S,4aS,9bS)-3-[dodecanoyl(3-propan-2-yloxypropyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[butanoyl(hexyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C25H36N2O5
    (3R,4S,4aS,9bS)-3-[butanoyl(hexyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-4-hydroxy-N-(2-hydroxyethyl)-3-[2-methoxyethyl(propanoyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C21H28N2O6
    (3R,4S,4aS,9bS)-4-hydroxy-N-(2-hydroxyethyl)-3-[2-methoxyethyl(propanoyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[cyclopropanecarbonyl(3-methylbutyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C24H32N2O5
    (3R,4S,4aS,9bS)-3-[cyclopropanecarbonyl(3-methylbutyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-4-hydroxy-N-(2-hydroxyethyl)-3-[2-methoxyethyl(2-oxobutanoyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C22H28N2O7
    (3R,4S,4aS,9bS)-4-hydroxy-N-(2-hydroxyethyl)-3-[2-methoxyethyl(2-oxobutanoyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[cyclopropylmethyl(2-oxobutanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C23H28N2O6
    (3R,4S,4aS,9bS)-3-[cyclopropylmethyl(2-oxobutanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-4-hydroxy-N-(2-hydroxyethyl)-3-[2-methoxyethyl(octanoyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C26H38N2O6
    (3R,4S,4aS,9bS)-4-hydroxy-N-(2-hydroxyethyl)-3-[2-methoxyethyl(octanoyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[butanoyl(cyclopropylmethyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C23H30N2O5
    (3R,4S,4aS,9bS)-3-[butanoyl(cyclopropylmethyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[cyclopropanecarbonyl(2-methoxyethyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C22H28N2O6
    (3R,4S,4aS,9bS)-3-[cyclopropanecarbonyl(2-methoxyethyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[acetyl(cyclopentyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C22H28N2O5
    (3R,4S,4aS,9bS)-3-[acetyl(cyclopentyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[cyclopentyl(3-methoxypropanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C24H32N2O6
    (3R,4S,4aS,9bS)-3-[cyclopentyl(3-methoxypropanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-4-hydroxy-N-(2-hydroxyethyl)-3-[pent-2-enoyl(3-propan-2-yloxypropyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C26H36N2O6
    (3R,4S,4aS,9bS)-4-hydroxy-N-(2-hydroxyethyl)-3-[pent-2-enoyl(3-propan-2-yloxypropyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[hexyl-(2-methoxyacetyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C24H34N2O6
    (3R,4S,4aS,9bS)-3-[hexyl-(2-methoxyacetyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[3-cyclopentylpropanoyl(3-ethoxypropyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C28H40N2O6
    (3R,4S,4aS,9bS)-3-[3-cyclopentylpropanoyl(3-ethoxypropyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-4-hydroxy-N-(2-hydroxyethyl)-3-[2-methoxyethyl(pent-4-enoyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C23H30N2O6
    (3R,4S,4aS,9bS)-4-hydroxy-N-(2-hydroxyethyl)-3-[2-methoxyethyl(pent-4-enoyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[3-cyclopentylpropanoyl(hexyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C29H42N2O5
    (3R,4S,4aS,9bS)-3-[3-cyclopentylpropanoyl(hexyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[cyclopropylmethyl(3-methoxypropanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C23H30N2O6
    (3R,4S,4aS,9bS)-3-[cyclopropylmethyl(3-methoxypropanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[cyclobutanecarbonyl(hexyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C26H36N2O5
    (3R,4S,4aS,9bS)-3-[cyclobutanecarbonyl(hexyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[cyclopentanecarbonyl(3-ethoxypropyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C26H36N2O6
    (3R,4S,4aS,9bS)-3-[cyclopentanecarbonyl(3-ethoxypropyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[cyclopropylmethyl(2-methylpropanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C23H30N2O5
    (3R,4S,4aS,9bS)-3-[cyclopropylmethyl(2-methylpropanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-4-hydroxy-N-(2-hydroxyethyl)-3-[oxolane-2-carbonyl(3-propan-2-yloxypropyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C26H36N2O7
    (3R,4S,4aS,9bS)-4-hydroxy-N-(2-hydroxyethyl)-3-[oxolane-2-carbonyl(3-propan-2-yloxypropyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[hexyl(propanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C24H34N2O5
    (3R,4S,4aS,9bS)-3-[hexyl(propanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[3-ethoxypropyl(octanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C28H42N2O6
    (3R,4S,4aS,9bS)-3-[3-ethoxypropyl(octanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[(2-ethoxyacetyl)-hexylamino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C25H36N2O6
    (3R,4S,4aS,9bS)-3-[(2-ethoxyacetyl)-hexylamino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[(2-ethoxyacetyl)-(3-propan-2-yloxypropyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C25H36N2O7
    (3R,4S,4aS,9bS)-3-[(2-ethoxyacetyl)-(3-propan-2-yloxypropyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[cyclopentanecarbonyl(3-propan-2-yloxypropyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C27H38N2O6
    (3R,4S,4aS,9bS)-3-[cyclopentanecarbonyl(3-propan-2-yloxypropyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[hexyl(3-methylbutanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C26H38N2O5
    (3R,4S,4aS,9bS)-3-[hexyl(3-methylbutanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[cyclopropylmethyl(pent-4-enoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C24H30N2O5
    (3R,4S,4aS,9bS)-3-[cyclopropylmethyl(pent-4-enoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[hexyl(3-methoxypropanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C25H36N2O6
    (3R,4S,4aS,9bS)-3-[hexyl(3-methoxypropanoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[cyclobutanecarbonyl(3-ethoxypropyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C25H34N2O6
    (3R,4S,4aS,9bS)-3-[cyclobutanecarbonyl(3-ethoxypropyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[cyclopentyl(3-methylbut-2-enoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C25H32N2O5
    (3R,4S,4aS,9bS)-3-[cyclopentyl(3-methylbut-2-enoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[acetyl(cyclopropylmethyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C21H26N2O5
    (3R,4S,4aS,9bS)-3-[acetyl(cyclopropylmethyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-4-hydroxy-N-(2-hydroxyethyl)-3-[2-methoxyethyl(5-oxohexanoyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C24H32N2O7
    (3R,4S,4aS,9bS)-4-hydroxy-N-(2-hydroxyethyl)-3-[2-methoxyethyl(5-oxohexanoyl)amino]-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[(2-cyclopentylacetyl)-(3-methylbutyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C27H38N2O5
    (3R,4S,4aS,9bS)-3-[(2-cyclopentylacetyl)-(3-methylbutyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[cyclobutanecarbonyl(3-methylbutyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C25H34N2O5
    (3R,4S,4aS,9bS)-3-[cyclobutanecarbonyl(3-methylbutyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide
    —— (3R,4S,4aS,9bS)-3-[cyclopropylmethyl(hept-6-enoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide —— C26H34N2O5
    (3R,4S,4aS,9bS)-3-[cyclopropylmethyl(hept-6-enoyl)amino]-4-hydroxy-N-(2-hydroxyethyl)-3,4,4a,9b-tetrahydrodibenzofuran-1-carboxamide