منابع مشابه
Phenolic compounds from Peucedanum ruthenicum M. Bieb
From methanolic extract of aerial parts of Peucedanum ruthenicum M. Bieb (Apiaceae) collected from Mazandaran province of Iran, four flavonoids namely Isorhamnetin 3-0-rutinoside 1, rutin 2, quercetin 3, morin 4 and two phenolic acids namely caffeic acid 5 and p-coumaric acid 6 have been isolated by Paper Chromatography (PC) and crystallization. Their structures were elucidated by MS, 1H, 13C N...
متن کاملPhenolic compounds from Peucedanum ruthenicum M. Bieb
From methanolic extract of aerial parts of Peucedanum ruthenicum M. Bieb (Apiaceae) collected from Mazandaran province of Iran, four flavonoids namely Isorhamnetin 3-0-rutinoside 1, rutin 2, quercetin 3, morin 4 and two phenolic acids namely caffeic acid 5 and p-coumaric acid 6 have been isolated by Paper Chromatography (PC) and crystallization. Their structures were elucidated by MS, 1H, 13C N...
متن کاملNon-phenolic antioxidant compounds from Buddleja asiatica.
The methanol extract of the leaves of Buddleja asiatica Lour. (Loganiaceae) showed antioxidant activity toward the well known in vitro antioxidant tests such as total antioxidant capacity by the phosphomolybdenum method, free radical scavenging activity by the 1,1-diphenyl-2-picrylhydrazyl scavenging assay (DPPH assay) and hydrogen peroxide scavenging methods. Due to the high scavenging activit...
متن کاملAntioxidant phenolic compounds from Pu-erh tea.
Eight compounds were isolated from the water extract of Pu-erh tea and their structures were elucidated by NMR and MS as gallic acid (1), (+)-catechin (2), (−)-epicatechin (3), (−)-epicatechin-3-O-gallate (4), (−)-epigallocatechin-3-O-gallate (5), (−)-epiafzelechin- 3-O-gallate (6), kaempferol (7), and quercetin (8). Their in vitro antioxidant activities were assessed by the DPPH and ABTS scave...
متن کاملTerpenic and Phenolic Compounds from Sideritis stricta
From the overground parts of an endemic Sideritis species, S. stricta, 4 diterpenes, sideridiol (1), isosidol (2), isolinearol (3), and linearol (4); 2 flavonoid glycosides, isoscutellarein 7-O-[6′′′-O-acetyl-β-Dallopyranosyl-(1→2)]-β-D-glucopyranoside (5), and isoscutellarein 7-O-[6′′′-O-acetyl-β-D-allopyranosyl(1→2)]-6′′-O-acetyl-β-D-glucopyranoside (6); a methoxyflavone, xanthomicrol (7); an...
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ژورنال
عنوان ژورنال: Chemistry of Natural Compounds
سال: 1974
ISSN: 0009-3130,1573-8388
DOI: 10.1007/bf00563638