Crystal Structure of Vieillardiixanthone B

Id2225703
Common nameVieillardiixanthone B
Chemical name1,5-dihydroxy-3,6-dimethoxy-4-(2-methylbut-3-en-2-yl)-9<i>H</i>-xanthen-9-one
a (Å)12.1500(4)
b (Å)14.7396(4)
c (Å)9.5177(3)
α (°)90.00
β (°)90.208(2)
γ (°)90.00
V (Å3)1704.48(9)
Space groupP 1 21/c 1
Temperature (K)100
Rint0.0537
Publication: Acta Crystallographica Section E (2010) 66, 4 o817-o818