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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
—— N-(3-cyano-4,5,6,7-tetrahydro-1-benzothiophen-2-yl)-2-(2,3-dihydro-1-benzofuran-2-yl)acetamide 1365943-36-7 C19H18N2O2S
N-(3-cyano-4,5,6,7-tetrahydro-1-benzothiophen-2-yl)-2-(2,3-dihydro-1-benzofuran-2-yl)acetamide
—— 6,7-dichloro-5-N,N-dimethylsulfamoyl-2,3-dihydrobenzofuran-2-carboxamide 103969-20-6 C11H12Cl2N2O4S
6,7-dichloro-5-N,N-dimethylsulfamoyl-2,3-dihydrobenzofuran-2-carboxamide
—— 3-(2-methoxy-phenyl)-3<i>H</i>-benzofuran-2-one 92496-51-0 C15H12O3
3-(2-methoxy-phenyl)-3<i>H</i>-benzofuran-2-one
—— 4a-[[4-(2-ethoxy-2-phenylethyl)piperazin-1-yl]methyl]-1,2,3,9b-tetrahydrodibenzofuran-4-one;hydron;dichloride —— C27H36Cl2N2O3
4a-[[4-(2-ethoxy-2-phenylethyl)piperazin-1-yl]methyl]-1,2,3,9b-tetrahydrodibenzofuran-4-one;hydron;dichloride
—— 1-(5a,6,7,8,9,9a-hexahydrodibenzofuran-2-yloxy)-3-imidazol-1-ylpropan-2-ol;hydron;chloride —— C18H23ClN2O3
1-(5a,6,7,8,9,9a-hexahydrodibenzofuran-2-yloxy)-3-imidazol-1-ylpropan-2-ol;hydron;chloride
—— 1-(Butylamino)-3-((5a,6,7,8,9,9a-hexahydro-2-dibenzofuranyl)oxy)-2-propanol hydrochloride 119952-84-0 C19H30ClNO3
1-(Butylamino)-3-((5a,6,7,8,9,9a-hexahydro-2-dibenzofuranyl)oxy)-2-propanol hydrochloride
—— 5,7-dibromo-4-methoxy-3,3-dimethyl-2H-1-benzofuran 1309356-80-6 C11H12Br2O2
5,7-dibromo-4-methoxy-3,3-dimethyl-2H-1-benzofuran
—— 5-bromo-4-methoxy-3,3-dimethyl-7-nitro-2H-1-benzofuran 1309356-91-9 C11H12BrNO4
5-bromo-4-methoxy-3,3-dimethyl-7-nitro-2H-1-benzofuran
—— 1-(2,3-Dihydrobenzofuran-6-yl)ethanamine hydrochloride 1956364-26-3 C10H14ClNO
1-(2,3-Dihydrobenzofuran-6-yl)ethanamine hydrochloride
—— 2,3-Dihydro-3-hydroxy-5-benzofuranacetic acid 206048-81-9 C10H10O4
2,3-Dihydro-3-hydroxy-5-benzofuranacetic acid
—— 1-(2-Methyl-2,3-dihydro-1-benzofuran-5-yl)ethanamine 889939-90-6 C11H15NO
1-(2-Methyl-2,3-dihydro-1-benzofuran-5-yl)ethanamine
—— Magnesium chloride 2,2-dimethyl-2,3-dihydro-1-benzofuran-7-ide (1/1/1) 89110-97-4 C10H11ClMgO
Magnesium chloride 2,2-dimethyl-2,3-dihydro-1-benzofuran-7-ide (1/1/1)
—— 8,9b-dimethyl-4a,9b-dihydro-4<i>H</i>-dibenzofuran-3-one oxime 61132-58-9 C14H15NO2
8,9b-dimethyl-4a,9b-dihydro-4<i>H</i>-dibenzofuran-3-one oxime
—— 2a,7b-Dihydro-2a-(hydroxymethyl)-7b-methyl-1,2-dioxeto(3,4-b)benzofuran 128753-93-5 C10H10O4
2a,7b-Dihydro-2a-(hydroxymethyl)-7b-methyl-1,2-dioxeto(3,4-b)benzofuran
—— 5-(Acetyloxy)-2a,7b-dihydro-2a,7b-dimethyl-1,2-dioxeto(3,4-b)benzofuran 128753-90-2 C12H12O5
5-(Acetyloxy)-2a,7b-dihydro-2a,7b-dimethyl-1,2-dioxeto(3,4-b)benzofuran
—— 2a,7b-Dihydro-2a-(methoxymethyl)-7b-methyl-1,2-dioxeto(3,4-b)benzofuran 128753-95-7 C11H12O4
2a,7b-Dihydro-2a-(methoxymethyl)-7b-methyl-1,2-dioxeto(3,4-b)benzofuran
—— methyl 5-methyl-2,3-dihydrobenzo<b>furan-3-carboxylate 93670-28-1 C11H12O3
methyl 5-methyl-2,3-dihydrobenzo<b>furan-3-carboxylate
—— 2.3-Dihydro-benzofuran-carbonsaeure-(2)-diaethylamid 109507-55-3 C13H17NO2
2.3-Dihydro-benzofuran-carbonsaeure-(2)-diaethylamid
—— (S)-(-)-2,3-dihydro-2-carboxy-6-methoxybenzofuran 239445-68-2 C10H10O4
(S)-(-)-2,3-dihydro-2-carboxy-6-methoxybenzofuran
—— (S)-(-)-2,3-dihydro-2-(1'-methylethenyl)-6-methoxybenzofuran 65580-29-2 C12H14O2
(S)-(-)-2,3-dihydro-2-(1'-methylethenyl)-6-methoxybenzofuran
—— (S)-(-)-2,3-dihydro-2-carboxymethyl-6-methoxybenzofuran 239445-73-9 C11H12O4
(S)-(-)-2,3-dihydro-2-carboxymethyl-6-methoxybenzofuran
—— (S)-(-)-2,3-dihydro-2-carboxymethyl-6-hydroxybenzofuran 239445-79-5 C10H10O4
(S)-(-)-2,3-dihydro-2-carboxymethyl-6-hydroxybenzofuran
—— (R)-(+)-2,3-dihydro-2-carboxymethyl-6-methoxybenzofuran 239445-74-0 C11H12O4
(R)-(+)-2,3-dihydro-2-carboxymethyl-6-methoxybenzofuran
—— (R)-(+)-2,3-dihydro-2-carboxy-6-methoxybenzofuran 239445-71-7 C10H10O4
(R)-(+)-2,3-dihydro-2-carboxy-6-methoxybenzofuran
—— 2-[(2R)-6-methoxy-2,3-dihydro-1-benzofuran-2-yl]propan-2-ol 239445-76-2 C12H16O3
2-[(2R)-6-methoxy-2,3-dihydro-1-benzofuran-2-yl]propan-2-ol
—— (R)-(+)-2,3-dihydro-2-(1'-methylethenyl)-6-methoxybenzofuran 84633-47-6 C12H14O2
(R)-(+)-2,3-dihydro-2-(1'-methylethenyl)-6-methoxybenzofuran
—— (E)-2-but-1-enyl-4,6,7-trimethyl-2,3-dihydro-benzofuran-5-ol 170951-74-3 C15H20O2
(E)-2-but-1-enyl-4,6,7-trimethyl-2,3-dihydro-benzofuran-5-ol
—— 2-(2-acetoxyethyl)-2,3-dihydrobenzofuran-5-ylacetic acid methyl ester 74133-39-4 C15H18O5
2-(2-acetoxyethyl)-2,3-dihydrobenzofuran-5-ylacetic acid methyl ester
—— 2,3-dihydrobenzofuran-2-ylacetic acid ethyl ether 63897-92-7 C12H14O3
2,3-dihydrobenzofuran-2-ylacetic acid ethyl ether
—— 3-methoxy-2-methylidene-3H-1-benzofuran 1384475-79-9 C10H10O2
3-methoxy-2-methylidene-3H-1-benzofuran
—— [(3E)-3-[2-(methylamino)-2-oxoethylidene]-1-benzofuran-6-yl] 3,3,3-trifluoropropane-1-sulfonate 1427203-92-6 C14H14F3NO5S
[(3E)-3-[2-(methylamino)-2-oxoethylidene]-1-benzofuran-6-yl] 3,3,3-trifluoropropane-1-sulfonate
—— 2,3,6,7-Tetrahydrobenzo[1,2-b:4,5-ba(2)]difuran-4-methanamine 954239-95-3 C11H13NO2
2,3,6,7-Tetrahydrobenzo[1,2-b:4,5-ba(2)]difuran-4-methanamine
—— [(3E)-7-methyl-3-[2-(methylamino)-2-oxoethylidene]-1-benzofuran-6-yl] 3,3,3-trifluoropropane-1-sulfonate 1427203-93-7 C15H16F3NO5S
[(3E)-7-methyl-3-[2-(methylamino)-2-oxoethylidene]-1-benzofuran-6-yl] 3,3,3-trifluoropropane-1-sulfonate
—— (3R)-7-Ethoxy-2,3-dihydro-3-benzofuranamine 1228553-39-6 C10H13NO2
(3R)-7-Ethoxy-2,3-dihydro-3-benzofuranamine
—— 5-ethyl-2,3-dihydro-benzofuran-4-ol 749930-30-1 C10H12O2
5-ethyl-2,3-dihydro-benzofuran-4-ol
—— [4-[(1-Benzyltriazol-4-yl)methoxy]-5-methoxy-2,3-dihydro-1-benzofuran-2-yl]methanol 1639236-83-1 C20H21N3O4
[4-[(1-Benzyltriazol-4-yl)methoxy]-5-methoxy-2,3-dihydro-1-benzofuran-2-yl]methanol
—— 2-bromo-1-(2,3-dihydro-benzofuran-6-yl)-ethanone 917815-17-9 C10H9BrO2
2-bromo-1-(2,3-dihydro-benzofuran-6-yl)-ethanone
—— 2-(1-Amino-1-cyanoethyl)-2,3-dihydro-1-benzofuran-7-carbonitrile 1047648-51-0 C12H11N3O
2-(1-Amino-1-cyanoethyl)-2,3-dihydro-1-benzofuran-7-carbonitrile
—— 2-amino-2-(2,3-dihydro-1-benzofuran-2-yl)propanenitrile 1047648-46-3 C11H12N2O
2-amino-2-(2,3-dihydro-1-benzofuran-2-yl)propanenitrile
—— methyl 3-(4-chlorophenyl)-2-cyano-2,3-dihydronaphtho[1,2-b]furan-2-carbimidate 1613306-51-6 C21H15ClN2O2
methyl 3-(4-chlorophenyl)-2-cyano-2,3-dihydronaphtho[1,2-b]furan-2-carbimidate
—— 5,6-dibromo-2,3-dihydro-1-benzofuran 1102467-17-3 C8H6Br2O
5,6-dibromo-2,3-dihydro-1-benzofuran
—— 2,3-dihydrobenzofuran-6-sulfonyl chloride 724446-31-5 C8H7ClO3S
2,3-dihydrobenzofuran-6-sulfonyl chloride
—— 5-(5-bromo-2,3-dihydrobenzo[3,4-b]furan-6-yl)-2-pyridylamine 1345119-97-2 C13H11BrN2O
5-(5-bromo-2,3-dihydrobenzo[3,4-b]furan-6-yl)-2-pyridylamine
—— 5-(5-chloro-2,3-dihydrobenzo[3,4-b]furan-6-yl)pyrazine-2-yl-amine 1345120-26-4 C12H10ClN3O
5-(5-chloro-2,3-dihydrobenzo[3,4-b]furan-6-yl)pyrazine-2-yl-amine
—— ethyl 2,3-dihydro-6-methoxy-7-methylbenzofuran-2-carboxylate 90246-74-5 C13H16O4
ethyl 2,3-dihydro-6-methoxy-7-methylbenzofuran-2-carboxylate
—— 2,3-dihydro-6-methoxy-7-methylbenzofuran-2-carboxylic acid 90246-75-6 C11H12O4
2,3-dihydro-6-methoxy-7-methylbenzofuran-2-carboxylic acid
—— 2,3-dihydro-2,4-dimethyl-7-nitrobenzo<b>furan 100278-68-0 C10H11NO3
2,3-dihydro-2,4-dimethyl-7-nitrobenzo<b>furan
—— 4-methyl-2,3-dihydro-1-benzofuran 6017-82-9 C9H10O
4-methyl-2,3-dihydro-1-benzofuran
—— (4aR,9bS)-1-[(4-bromophenyl)methyl]-7-(2-methoxyethoxymethoxy)-4a,9b-dihydro-[1]benzofuro[3,2-b]pyridin-2-one 1016896-55-1 C22H22BrNO5
(4aR,9bS)-1-[(4-bromophenyl)methyl]-7-(2-methoxyethoxymethoxy)-4a,9b-dihydro-[1]benzofuro[3,2-b]pyridin-2-one
—— methyl 2,3-dihydro-2-ethylbenzo[b]furan-2-carboximidate 1041187-02-3 C12H15NO2
methyl 2,3-dihydro-2-ethylbenzo[b]furan-2-carboximidate