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Article
Two New Furo[3,2-c]Quinolines from the Stems of Nicotiana tabacum and Their Anti-Tobacco Mosaic Virus Activity
Two new (1 and 2), together with two known (3 and 4), quinoline alkaloids were isolated from the stems of Nicotiana tabacum. Their structures were elucidated using spectroscopic methods, including extensive 1H, 1...
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Article
Two New Antibacterial Chromeno[3,2-c]Pyridine Alkaloids from Whole Plants of Thalictrum scabrifolium
Two new chromeno[3,2-c]pyridine alkaloids, 9-acetyl-7-methoxy-3-methyl-10H-chromeno[3,2-c]pyridin- 10-one (1) and 8-acetyl-7-methoxy-3-methyl-10H-chromeno[3,2-c]pyridin-10-one (2), were isolated from the whole pl...
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Article
Two New Chromeno[3,2-c]Pyridine Derivatives from the Whole Plants of Thalictrum finetii and Their Antirotavirus Activity
Two new chromeno[3,2-c]pyridin derivatives, 8-acetyl-3-(hydroxymethyl)-7-methoxy-10H-chromeno[3,2-c]pyridin-10-one (1) and 8-acetyl-3-isopropyl-7-methoxy-10H-chromeno[3,2-c]pyridin-10-one (2), were isolated from ...
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Article
Chromone Derivatives from Cassia auriculata and their Antibacterial Activity
Two new chromone derivatives (1 and 2) were isolated from the twigs of Cassia auriculata. Their structures were elucidated by spectroscopic methods, including extensive 1D and 2D NMR techniques. Compounds 1 an...
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Article
Two New Benzo[C]Azepin-1-Ones from Whole Plants of Thalictrum glandulosissimum and their Antibacterial Activity
Two new benzo[c]azepin-1-ones, 2,3-dihydro-8-(3-hydroxypropyl)-4-methoxy-7-methylbenzo[c]azepin-1- one (1) and 2,3-dihydro-6-(hydroxymethyl)-8-(3-hydroxypropyl)-4-methoxybenzo[c]azepin-1-one (2), were isolated fr...
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Article
Two New Anti-Tobacco Mosaic Virus Quinoline Alkaloids from the Stems of Nicotiana tabacum
Two new quinoline alkaloids, 4-acetyl-7-isopropyl-6-methylquinolin-2(1H)-one (1) and 4-acetyl-7-isopropyl-5-methylquinolin-2(1H)-one (2), were isolated from the stems of Nicotiana tabacum. Their structures were d...
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Article
Two New Anti-Tobacco Mosaic Virus Isoindolin-1-Ones from the Leaves of Nicotiana tabacum
Two new isoindolin-1-ones, 6-(3-hydroxypropyl)-2,4-dimethylisoindolin-1-one (1) and 4-(hydroxymethyl)-6-(3-hydroxypropyl)-2-methylisoindolin-1-one (2), were isolated from the leaves of Nicotiana tabacum. Their st...
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Article
Anti-Tobacco Mosaic Virus Chromone Derivatives from the Stems of Nicotiana tabacum
Two new compounds (1 and 2), together with five known (3–7) chromone derivatives, were isolated from the stems of Nicotiana tabacum (a gene-edited mutant cultivated by Yunnan China Tobacco Industry Co., Ltd.). Th...
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Article
Two New Coumarins from the Roots and Stems of Nicotiana tabacum and their Bioactivity
Two new coumarins, 6-hydroxymethyl-3-prenyl-7-methoxycoumarin (1) and 6-hydroxyethyl-3-prenyl-7- methoxycoumarin (2), together with three known coumarins (3–5), were isolated from the roots and stems of Yunyan-30...
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Article
Bioactive Alkaloids from Whole Plants of Thalictrum cultratum
Two new tricyclic alkaloids (1 and 2), together with three known (3–5) alkaloids, were isolated from the whole plants of Thalictrum cultratum. Their structures were determined by means of HR-ESI-MS and extensive ...
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Article
Two New Isoquinoline Alkaloids from Whole Plants of Thalictrum glandulosissimum and their Anti-TMV Activity
Two new isoquinoline alkaloids, 3-hydroxy-1-(7-hydroxy-6-methylisoquinolin-1-yl)propan-1-one (1) and 3-hydroxy-1-(7-methoxy-6-methylisoquinolin-1-yl)propan-1-one (2) were isolated from the whole plants of Thalict...
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Article
Isoquinoline Alkaloids from Whole Plants of Thalictrum cirrhosum and Their Antirotavirus Activity
Two new (1 and 2), together with two known (3 and 4), isoquinoline alkaloids were isolated from the whole plants of Thalictrum cirrhosum. Their structures were determined by means of HR-ESI-MS and extensive 1D an...
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Article
Two New Chromone Derivatives from Cassia nomame and their Anti-Tobacco Mosaic Virus Activity
Two new chromone derivatives, 5-(isobutyryl)-2-(2-oxopropyl)-7-methoxy-4H-chromen-4-one (1) and 5-(isobutyryl)-2-(2-oxopropyl)-6-methoxy-4H-chromen-4-one (2), were isolated from Cassia nomame. Their structures we...
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Article
Two New Chromone Derivatives from Cassia leschenaultiana and Their Anti-Tobacco Mosaic Virus Activity
Two new compounds (1 and 2), together with three known chromone derivatives (3–5), were isolated from Cassia leschenaultiana. Their structures were elucidated by spectroscopic methods, including extensive 1D and ...
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Article
Two New Diphenyl Ether Derivatives from the Fermentation Products of an Endophytic Fungus Phomopsis fukushii
Two new diphenyl ethers, 1-[2-methoxy-4-(3-methoxy-5-methylphenoxy)-6-methylphenyl]-ethanone (1) and 1-[4-(3-(hydroxymethyl)-5-methoxyphenoxy)-2-methoxy-6-methylphenyl]-ethanone (2), together five known diphenyl ...
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Article
Two New Isoflavones from the Flowers of Rosa damascena and Their Biological Activities
Two new isoflavones, 6-hydroxy-7-(3-hydroxypropyl)-4′-methoxyisoflavone (1) and 6,4′-dihydroxy-7-(3-hydroxypropyl)-isoflavone (2), were isolated from the flowers of Rosa damascena. Their structures were elucidate...
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Article
Two New Flavones from Cassia pumila and Their Anti-Tobacco Mosaic Virus Activity
Two new flavones, 8-hydroxy-7-(3-hydroxypropyl)-2′-methoxyflavone (1) and 8-hydroxy-7-(2-hydroxyethyl)-2′-methoxyflavone (2), together with four known flavones (3–6), were isolated from the whole plants of Cassia...
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Article
Two New Flavones from the Barks of Cassia alata and their Bioactivity
Two new flavones (1 and 2), together with two known flavones (3 and 4), were isolated from the barks of Cassia alata. Their structures were determined by means of HR-ESI-MS and extensive 1D and 2D NMR spectroscop...
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Article
Isopentylated diphenyl ether derivatives from the fermentation products of an endophytic fungus Phomopsis fukushii
Three new isopentylated diphenyl ethers, (1–3), together with two known isopentylated diphenyl ethers derivatives (4 and 5) were isolated from the fermentation products of an endophytic fungus Phomopsis fukushii....