Crystal Structure of [6a,16b]-cis-7,7-Dimethyl-6,6a,7,16b- tetrahydrochromeno[4,3':3,4]pyrano[3,2-c]-α-naphthocoumarin

Id2201901
Chemical name[6a,16b]-cis-7,7-Dimethyl-6,6a,7,16b- tetrahydrochromeno[4,3':3,4]pyrano[3,2-c]-α-naphthocoumarin
a (Å)12.1720(10)
b (Å)9.1400(10)
c (Å)18.0810(10)
α (°)90.00
β (°)106.580(10)
γ (°)90.00
V (Å3)1927.9(3)
Space groupP 1 21/n 1
Temperature (K)293(2)
Rint0.0491
Publication: Acta Crystallographica Section E (2003) 59, 5 o667-o669