Vieillardiixanthone BThis paper is dedicated to His Majesty King Bhumibol Adulyadej of Thailand (King Rama IX) for his sustainable development of the country.

The title compound [systematic name: 1,5-dihydroxy-3,6-dimethoxy-4-(2-methylbut-3-en-2-yl)-9H-xanthen-9-one], C20H20O6, is a xanthone, which was isolated from the roots of Cratoxylum formosum ssp. pruniflorum. The three rings in the molecule are approximately coplanar, with an r.m.s. deviation of 0....

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Bibliographic Details
Main Authors: Nawong Boonnak, Suchada Chantrapromma, Hoong-Kun Fun, Chatchanok Karalai
Format: Article
Language:English
Published: International Union of Crystallography 2010-04-01
Series:Acta Crystallographica Section E
Online Access:http://scripts.iucr.org/cgi-bin/paper?S1600536810007026

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