Systematic Phytochemical Investigation of Abies spectabilis
نویسندگان
چکیده
منابع مشابه
Phytochemical and antioxidant-related investigations on bark of Abies spectabilis (D. Don) Spach. from Nepal.
The bark of several coniferous species, a waste product of the timber industry, contains significant amounts of natural antioxidants. In our ongoing studies of Nepalese medicinal plants, we examined the bark from Abies spectabilis as the starting material for extracting antioxidant compounds. In vitro antioxidant activity evaluated by means of three antioxidant methods, namely 2,2-diphenyl-1-pi...
متن کاملPhytochemical investigation of Aglaia andamanica.
Four new compounds, the limonoid 24-epi-melianodiol (8), the tirucallane aglaiodiol (9), and the two cyclopentatetrahydrobenzopyran derivatives pyramidaglain A (11) and B (12) were isolated from the leaves of Aglaia andamanica Hiern (Meliaceae), together with the eleven known constituents beta-sitosterol, beta-sitosterol glucoside, cycloart-23E-ene-3 beta,25-diol (1), three flavonoids 5-hydroxy...
متن کاملPhytochemical investigation of Aglaia rubiginosa.
The phytochemical investigation of a methanolic leaf extract of Aglaia rubiginosa furnished 15 isoprenoid constituents, eight of which represented new natural entities. Two androstane derivatives (1 and 2), previously synthesized, and also obtained by microbiological transformations; an extraordinary 17-octanor-cycloartane-ring-A-seco acid (3); four cycloartane-type triterpenes (4-7); and three...
متن کاملPhytochemical and Chemotaxonomic Investigation of Stelleropsis iranica
Stelleropsis genus belongs to Thymelaeaceae and has two species in Iran of which S. iranica Pobed. subsp. Iranica Bonge (aerial parts) were collected from the North-East of Iran and extracted with AcOEt and MeOH, consequently. The main phenolic compounds were isolated by different chromatography methods and the structures identified by spectroscopic methods (1H-NMR, 13C-NMR, HMBC, HMQC, H-H COS...
متن کاملPharmacognostical and Phytochemical Investigation of Peristrophe Bicalyculata
Morphological, microscopical and phytochemical studies of root and stem of the herb Peristrophe bicalyculata (Acanthaceae) were carried out. Presence of coumarins, alkaloids, potassium chloride (stem and root), saponins and a free sugar (root) have been here in this herb for the first time.
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Chemical and Pharmaceutical Bulletin
سال: 2010
ISSN: 0009-2363,1347-5223
DOI: 10.1248/cpb.58.1646