%0 Journal Article
%T Melanin Biosynthesis Inhibitory Activity of Compounds Isolated from Unused Parts of <i>Ammi visinaga</i>
%A Ahmed Ashour
%A Saleh El-Sharkawy
%A Mohamed Amer
%A Fatma Abdel Bar
%A Ryuichiro Kondo
%A Kuniyoshi Shimizu
%J Journal of Cosmetics, Dermatological Sciences and Applications
%P 40-43
%@ 2161-4512
%D 2013
%I Scientific Research Publishing
%R 10.4236/jcdsa.2013.33A2010
%X <p class=\"MsoNormal\">
	<span lang=\"EN-US\"><span style=\"font-family:Verdana;\">Ten compounds have been isolated from the unused parts of </span><i><span style=\"font-family:Verdana;\">Ammi visinaga</span></i><span style=\"font-family:Verdana;\">. The isolated compounds were identified as tetracosanoic acid (</span><b><span style=\"font-family:Verdana;\">1</span></b><span style=\"font-family:Verdana;\">), </span><i><span style=\"font-family:Verdana;\">¦Â</span></i><span style=\"font-family:Verdana;\">-sitosterol (</span><b><span style=\"font-family:Verdana;\">2</span></b><span style=\"font-family:Verdana;\">), visnadine (</span><b><span style=\"font-family:Verdana;\">3</span></b><span style=\"font-family:Verdana;\">), khellin (</span><b><span style=\"font-family:Verdana;\">4</span></b><span style=\"font-family:Verdana;\">), </span><i><span style=\"font-family:Verdana;\">¦Â</span></i><span style=\"font-family:Verdana;\">-sitosterol glucoside (</span><b><span style=\"font-family:Verdana;\">5</span></b><span style=\"font-family:Verdana;\">), norkhellol (</span><b><span style=\"font-family:Verdana;\">6</span></b><span style=\"font-family:Verdana;\">), khellol (</span><b><span style=\"font-family:Verdana;\">7</span></b><span style=\"font-family:Verdana;\">), rhamnazin (</span><b><span style=\"font-family:Verdana;\">8</span></b><span style=\"font-family:Verdana;\">),</span><b> </b><span style=\"font-family:Verdana;\">cimifugin (</span><b><span style=\"font-family:Verdana;\">9</span></b><span style=\"font-family:Verdana;\">),</span><b> </b></span><span lang=\"EN-US\"><span style=\"font-family:Verdana;\">and</span><b> </b></span><i><span lang=\"EN-US\" style=\"font-family:Verdana;\">cis</span></i><span lang=\"EN-US\" style=\"font-family:Verdana;\">-khellactone-3</span><span lang=\"EN-US\" style=\"font-family:Verdana;\">¡¯</span><span lang=\"EN-US\"><span style=\"font-family:Verdana;\">-</span><i><span style=\"font-family:Verdana;\">¦Â</span></i><span style=\"font-family:Verdana;\">-glucopyranoside (</span><b><span style=\"font-family:Verdana;\">10</span></b><span style=\"font-family:Verdana;\">). The chemical structures of these compounds were elucidated based on spectroscopic data</span></span><span lang=\"EN-US\"> </span><span lang=\"EN-US\"><span style=\"font-family:Verdana;\">(NMR, UV, MS and IR spectra). This is the first report on the identification of tetracosanoic acid (</span><b><span style=\"font-family:Verdana;\">1</span></b><span style=\"font-family:Verdana;\">), norkhellol (</span><b><span style=\"font-family:Verdana;\">6</span></b><span
%K &lt
%K i&gt
%K Ammi visinaga&lt
%K /i&gt
%K Khellin
%K Melanin
%U http://www.scirp.org/journal/PaperInformation.aspx?PaperID=39968