Crystal Structure of 1,13-Dimethyl-6H,7H,8H-chromeno[3',4':5,6]pyrano[3,2-c]chromene-6,8-dione

Id2207753
Chemical name1,13-Dimethyl-6H,7H,8H-chromeno[3',4':5,6]pyrano[3,2-c]chromene-6,8-dione
a (Å)8.052(6)
b (Å)8.492(7)
c (Å)12.544(10)
α (°)91.441(13)
β (°)106.324(13)
γ (°)109.489(13)
V (Å3)769.3(11)
Space groupP -1
Temperature (K)293(2)
Rint0.0473
Publication: Acta Crystallographica Section E (2006) 62, 1 o116-o118