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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。

中文名称 英文名称 CAS号 化学式 结构式图片
—— anti-pummerer ketone 1393374-11-2 C14H14O2
anti-pummerer ketone
—— (4aS,9bR)-8,9b-dimethyl-4,4a-dihydrodibenzofuran-3-one —— C14H14O2
(4aS,9bR)-8,9b-dimethyl-4,4a-dihydrodibenzofuran-3-one
—— N-benzyl-N-cyclopropyl-2,3-dihydro-1-benzofuran-5-carboxamide —— C19H19NO2
N-benzyl-N-cyclopropyl-2,3-dihydro-1-benzofuran-5-carboxamide
—— N-(furan-2-ylmethyl)-N-propan-2-yl-2,3-dihydro-1-benzofuran-5-carboxamide —— C17H19NO3
N-(furan-2-ylmethyl)-N-propan-2-yl-2,3-dihydro-1-benzofuran-5-carboxamide
—— N-(cyclohexylmethyl)-N-(1H-imidazol-5-ylmethyl)-2,3-dihydro-1-benzofuran-5-carboxamide —— C20H25N3O2
N-(cyclohexylmethyl)-N-(1H-imidazol-5-ylmethyl)-2,3-dihydro-1-benzofuran-5-carboxamide
—— 1-[[(2R)-2,3-dihydro-1-benzofuran-2-yl]methyl]piperidine —— C14H19NO
1-[[(2R)-2,3-dihydro-1-benzofuran-2-yl]methyl]piperidine
—— 1-[[(2S)-2,3-dihydro-1-benzofuran-2-yl]methyl]piperidine —— C14H19NO
1-[[(2S)-2,3-dihydro-1-benzofuran-2-yl]methyl]piperidine
—— (2R)-N-cyclohexyl-2-methyl-2,3-dihydro-1-benzofuran-5-carboxamide —— C16H21NO2
(2R)-N-cyclohexyl-2-methyl-2,3-dihydro-1-benzofuran-5-carboxamide
—— (2S)-N-cyclohexyl-2-methyl-2,3-dihydro-1-benzofuran-5-carboxamide —— C16H21NO2
(2S)-N-cyclohexyl-2-methyl-2,3-dihydro-1-benzofuran-5-carboxamide
—— (2R)-2-methyl-N-(1,3-thiazol-2-yl)-2,3-dihydro-1-benzofuran-5-carboxamide —— C13H12N2O2S
(2R)-2-methyl-N-(1,3-thiazol-2-yl)-2,3-dihydro-1-benzofuran-5-carboxamide
—— 4-[[(2S)-2,3-dihydro-1-benzofuran-2-yl]methyl]-4-methylmorpholin-4-ium —— C14H20NO2+
4-[[(2S)-2,3-dihydro-1-benzofuran-2-yl]methyl]-4-methylmorpholin-4-ium
—— 4-[[(2R)-2,3-dihydro-1-benzofuran-2-yl]methyl]-4-methylmorpholin-4-ium —— C14H20NO2+
4-[[(2R)-2,3-dihydro-1-benzofuran-2-yl]methyl]-4-methylmorpholin-4-ium
—— (E)-3-[(2R)-6-hydroxy-2-(2-hydroxypropan-2-yl)-2,3-dihydro-1-benzofuran-5-yl]prop-2-enoic acid —— C14H16O5
(E)-3-[(2R)-6-hydroxy-2-(2-hydroxypropan-2-yl)-2,3-dihydro-1-benzofuran-5-yl]prop-2-enoic acid
—— 4-[[(2S)-2,3-dihydro-1-benzofuran-2-yl]methyl]morpholine —— C13H17NO2
4-[[(2S)-2,3-dihydro-1-benzofuran-2-yl]methyl]morpholine
—— 4-[[(2R)-2,3-dihydro-1-benzofuran-2-yl]methyl]morpholine —— C13H17NO2
4-[[(2R)-2,3-dihydro-1-benzofuran-2-yl]methyl]morpholine
—— [(3S)-3-pyridin-2-yl-2H-1-benzofuran-3-yl] acetate —— C15H13NO3
[(3S)-3-pyridin-2-yl-2H-1-benzofuran-3-yl] acetate
—— methyl (2S,3S)-3-(2-methoxy-2-oxoethyl)-2,3-dihydro-1-benzofuran-2-carboxylate —— C13H14O5
methyl (2S,3S)-3-(2-methoxy-2-oxoethyl)-2,3-dihydro-1-benzofuran-2-carboxylate
—— (2S,3R)-2,3,4-trimethyl-2,3-dihydro-1-benzofuran-5,7-diol —— C11H14O3
(2S,3R)-2,3,4-trimethyl-2,3-dihydro-1-benzofuran-5,7-diol
—— 1,2-Dibenzofurandicarboxylic acid, 1,9b-dihydro-7,9-dimethoxy-4,9b-dimethyl-, dimethyl ester —— C20H22O7
1,2-Dibenzofurandicarboxylic acid, 1,9b-dihydro-7,9-dimethoxy-4,9b-dimethyl-, dimethyl ester
—— 3,3-Bis(2,6-dichloro-1-hydroxyphenyl)phthalide —— C20H10Cl4O4
3,3-Bis(2,6-dichloro-1-hydroxyphenyl)phthalide
—— 1,2-Dibenzofurandicarboxylic acid, 1,9b-dihydro-7,9-dimethoxy-4,9b-dimethyl- —— C18H18O7
1,2-Dibenzofurandicarboxylic acid, 1,9b-dihydro-7,9-dimethoxy-4,9b-dimethyl-
—— 1,2-Dibenzofurandicarboxylic acid, 3,9b-dihydro-7,9-dimethoxy-4,9b-dimethyl-, dimethyl ester —— C20H22O7
1,2-Dibenzofurandicarboxylic acid, 3,9b-dihydro-7,9-dimethoxy-4,9b-dimethyl-, dimethyl ester
—— 3(4H)-Dibenzofuranone, 4a,9b-dihydro-6-(6-hydroxy-m-tolyl)-8,9b-dimethyl- —— C21H20O3
3(4H)-Dibenzofuranone, 4a,9b-dihydro-6-(6-hydroxy-m-tolyl)-8,9b-dimethyl-
—— 1,2-Dibenzofurandicarboxylic acid, 1,9b-dihydro-4,9b-dimethyl-, dimethyl ester —— C18H18O5
1,2-Dibenzofurandicarboxylic acid, 1,9b-dihydro-4,9b-dimethyl-, dimethyl ester
—— 1,2-Dibenzofurandicarboxylic acid, 1,9b-dihydro-7-methoxy-4,9b-dimethyl-, dimethyl ester —— C19H20O6
1,2-Dibenzofurandicarboxylic acid, 1,9b-dihydro-7-methoxy-4,9b-dimethyl-, dimethyl ester
—— Acetic acid, 7,8-dimethoxy-1,2,3,4,4a,9b-hexahydrodibenzofuran-1-yl ester —— C16H20O5
Acetic acid, 7,8-dimethoxy-1,2,3,4,4a,9b-hexahydrodibenzofuran-1-yl ester
—— 1,2-Dibenzofurandicarboxylic acid, 3,9b-dihydro-7-methoxy-4,9b-dimethyl-, dimethyl ester —— C19H20O6
1,2-Dibenzofurandicarboxylic acid, 3,9b-dihydro-7-methoxy-4,9b-dimethyl-, dimethyl ester
—— 1,2-Dibenzofurandicarboxylic acid, 3,9b-dihydro-4,9b-dimethyl-, dimethyl ester —— C18H18O5
1,2-Dibenzofurandicarboxylic acid, 3,9b-dihydro-4,9b-dimethyl-, dimethyl ester
—— 2,3,3a,8b-Tetrahydro-3a-morpholino-1H-cyclopenta<b>-benzofuran-2-ol 5607-68-1 C15H19NO3
2,3,3a,8b-Tetrahydro-3a-morpholino-1H-cyclopenta<b>-benzofuran-2-ol
—— 1,2-Dibenzofurandicarboxylic acid, 1,9b-dihydro-7-methoxy-4,9b-dimethyl- —— C17H16O6
1,2-Dibenzofurandicarboxylic acid, 1,9b-dihydro-7-methoxy-4,9b-dimethyl-
—— 7,8-Dimethoxy-1,2,3,4,4a,9b-hexahydrodibenzofuran-1-ol —— C14H18O4
7,8-Dimethoxy-1,2,3,4,4a,9b-hexahydrodibenzofuran-1-ol
—— 4a-Hydroperoxy-4,9b-dimethyl-4a,9b-dihydro-dibenzofuran-1-carboxylic acid methyl ester 40801-42-1 C16H16O5
4a-Hydroperoxy-4,9b-dimethyl-4a,9b-dihydro-dibenzofuran-1-carboxylic acid methyl ester
—— 1-Dibenzofurancarboxylic acid, 3,9b-dihydro-4,9b-dimethyl-, methyl ester —— C16H16O3
1-Dibenzofurancarboxylic acid, 3,9b-dihydro-4,9b-dimethyl-, methyl ester
—— Benzofuran, 4,5,7-trichloro-2,3-dihydro-2-methyl- —— C9H7Cl3O
Benzofuran, 4,5,7-trichloro-2,3-dihydro-2-methyl-
—— 1,2-Dibenzofurandicarboxylic acid, 1,9b-dihydro-4,9b-dimethyl- —— C16H14O5
1,2-Dibenzofurandicarboxylic acid, 1,9b-dihydro-4,9b-dimethyl-
—— Benzofurane-7-carboxamide, 2,3-dihydro-5-bromo-N-tert-butyl- —— C13H16BrNO2
Benzofurane-7-carboxamide, 2,3-dihydro-5-bromo-N-tert-butyl-
—— 1aH-Benz[b]oxireno[h]benzofuran-4-carboxylic acid, 2,4a-dihydro-1a,4a-dimethyl-2-oxo-, methyl ester 40801-46-5 C16H14O5
1aH-Benz[b]oxireno[h]benzofuran-4-carboxylic acid, 2,4a-dihydro-1a,4a-dimethyl-2-oxo-, methyl ester
—— 3(9bH)-Dibenzofuranone, 2-acetyl-1,7,9-trihydroxy-8,9b-dimethyl- —— C16H14O6
3(9bH)-Dibenzofuranone, 2-acetyl-1,7,9-trihydroxy-8,9b-dimethyl-
—— 3-Phenyl-2,3-dihydrobenzo[b]furan-2-ol —— C14H12O2
3-Phenyl-2,3-dihydrobenzo[b]furan-2-ol
—— methyl 4,9b-dimethyl-1H-dibenzofuran-1-carboxylate —— C16H16O3
methyl 4,9b-dimethyl-1H-dibenzofuran-1-carboxylate
—— Methyl 2-methoxy-2,3-dihydro-1-benzofuran-3-carboxylate —— C11H12O4
Methyl 2-methoxy-2,3-dihydro-1-benzofuran-3-carboxylate
—— 2,3,3,4,7-pentamethyl-2,3-dihydrobenzofuran —— C13H18O
2,3,3,4,7-pentamethyl-2,3-dihydrobenzofuran
—— (2,3-Dihydro-1-benzofuran-5-ylmethylideneamino) acetate —— C11H11NO3
(2,3-Dihydro-1-benzofuran-5-ylmethylideneamino) acetate
—— 5a-Hydroxy-5a,6a,11b,12a-tetrahydro-2,10,11b-trimethyl-12-(6H)-benzo<1,2-b:5,4-b'>bis-benzofuranone 21272-74-2 C21H20O4
5a-Hydroxy-5a,6a,11b,12a-tetrahydro-2,10,11b-trimethyl-12-(6H)-benzo<1,2-b:5,4-b'>bis-benzofuranone
—— 2,2,5,6-tetramethyl-2,3-dihydro-1-benzofuran 63577-97-9 C12H16O
2,2,5,6-tetramethyl-2,3-dihydro-1-benzofuran
—— [1-(2,3-dihydro-1-benzofuran-5-yl)ethylideneamino] N-(2-methylphenyl)carbamate —— C18H18N2O3
[1-(2,3-dihydro-1-benzofuran-5-yl)ethylideneamino] N-(2-methylphenyl)carbamate
—— 1-(2,3-dihydro-1-benzofuran-5-yl)-N-methoxyethanimine 882288-16-6 C11H13NO2
1-(2,3-dihydro-1-benzofuran-5-yl)-N-methoxyethanimine
—— 1,1-Dimethoxy-8,9b-dimethyl-2,2a,4,4a,9b,9c-hexahydrobenzo[b]cyclobuta[5,6]benzo[1,2-d]furan-3(1H)-one —— C18H22O4
1,1-Dimethoxy-8,9b-dimethyl-2,2a,4,4a,9b,9c-hexahydrobenzo[b]cyclobuta[5,6]benzo[1,2-d]furan-3(1H)-one
—— 5-[5-(2,3-Dihydrobebzofuryl)]oxazolidine-2,4-dione —— C11H9NO4
5-[5-(2,3-Dihydrobebzofuryl)]oxazolidine-2,4-dione
—— Malonic acid, 2-(2,3-dihydrobenzo[b]furan-5-yl)-2-hydroxy-, dimethyl ester —— C13H14O6
Malonic acid, 2-(2,3-dihydrobenzo[b]furan-5-yl)-2-hydroxy-, dimethyl ester