Four new taraxastane-type triterpenoic acids from Cirsium setosum
نویسندگان
چکیده
منابع مشابه
Cirsium semzinanicum (Asteraceae), a new species from Hakkâri, Turkey
Cirsium semzinanicumsp. nov. (Asteraceae) is described as a new species from Hakkâri, Turkey. The new species is a part of the sect. Epitrachys (Cardueae) and similar to Cirsium karduchorum, from which it differs in morphological characters such as leaves, involucre, phyllaries, corolla, achens and pollen morphology. Geographical distribution, habitat and IUCN conservation status of this specie...
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In this research, aerial parts of Euphorbia denticulata Lam were collected from Sanandaj city in Kurdistan province at the West of Iran. It was extracted by maceration using acetone as solvent. Isolation of compounds were carried out with repeated column chromatography using silica gel and normal preparative HPLC using YMC-Pack-Sil column and hexane: ethyl acetate as mobile phase. The structure...
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In this research, aerial parts of Euphorbia denticulata Lam were collected from Sanandaj city in Kurdistan province at the West of Iran. It was extracted by maceration using acetone as solvent. Isolation of compounds were carried out with repeated column chromatography using silica gel and normal preparative HPLC using YMC-Pack-Sil column and hexane: ethyl acetate as mobile phase. The structure...
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BACKGROUND Dried sclerotia of Wolfiporia extensa (Polyporaceae) is used to invigorate the spleen and to tranquilize the mind in Chinese herbal medicine. Lanostane-type triterpene acids were regard as major secondary metabolites from dried sclerotia of W. extensa. RESULTS Three new lanostane-type triterpene acids, 3-epi-benzoyloxyl-dehydrotumulosic acid (1), 3-epi-(3'-O-methyl malonyloxy)-dehy...
متن کاملFour new 26-aminocholestane-type glycosides from Solanum abutiloides.
From the fresh roots of Solanum abutiloides, four new 26-aminocholesteryl glycosides were obtained, and their structures were characterized by analysis of their spectra data, including two-dimensional (2D) NMR spectroscopy. These compounds were regarded as key intermediates in the biogenesis of steroidal alkaloids.
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ژورنال
عنوان ژورنال: Journal of Asian Natural Products Research
سال: 2016
ISSN: 1028-6020,1477-2213
DOI: 10.1080/10286020.2016.1217519