Crystal Structure of Methyl 5,7-dihydroxy-2,2,9-trimethyl-6,11-dioxo-6,11-dihydro-2H-anthra [2,3-b]pyran-8-carboxylate

Id2220223
Chemical nameMethyl 5,7-dihydroxy-2,2,9-trimethyl-6,11-dioxo-6,11-dihydro-2H-anthra [2,3-b]pyran-8-carboxylate
a (Å)6.9234(4)
b (Å)16.0765(9)
c (Å)17.5304(9)
α (°)108.746(2)
β (°)98.725(3)
γ (°)94.147(2)
V (Å3)1810.97(18)
Space groupP -1
Temperature (K)173(2)
Rint0.0723
Publication: Acta Crystallographica Section E (2008) 64, 12 o2414-o2415