@article {832,
	title = {Triterpenes from Euphorbia rigida},
	journal = {Pharmacognosy Research},
	volume = {2},
	year = {2010},
	month = {July 2010},
	pages = {159-162},
	type = {Original Article},
	chapter = {159},
	abstract = {<p class="rtejustify">Phytochemical studies of the aerial parts of <em>Euphorbia rigida</em> afforded three triterpenes: betulin (1), cycloart-23Z-ene-3, 25-diol (2) and cycloartan-3, 24, 25-triol (3), firstly isolated from this plant. The structures and relative stereochemistry were determined on the basis of extensive spectroscopic analyses, including 1D and 2D NMR experiments (1H NMR, 13C NMR, COSY, NOESY, HMQC and HMBC).</p>
},
	keywords = {Cycloartan triterpene, Euphorbia rigida, Euphorbiaceae},
	doi = {10.4103/0974-8490.65510},
	author = {Noureddine Gherraf and Amar Zellagui and Naglaa S Mohamed and Taha A Hussien and Tarik A Mohamed and Mohamed-Elamir F Hegazy and Salah Rhouati and Mahmoud F M Moustafa and Magdi A El-Sayed and Abou El-Hamd H Mohamed}
}
