Crystal Structure of 2-[(3,3-Dimethylindolin-2-ylidene)methyl]-4-[(3,3-dimethyl-3<i>H</i>-indol-1-ium-2-yl)methylidene]-3-oxocyclobut-1-en-1-olate chloroform disolvate

Id2238040
Chemical name2-[(3,3-Dimethylindolin-2-ylidene)methyl]-4-[(3,3-dimethyl-3<i>H</i>-indol-1-ium-2-yl)methylidene]-3-oxocyclobut-1-en-1-olate chloroform disolvate
a (Å)20.4270(11)
b (Å)13.5433(5)
c (Å)11.4259(5)
α (°)90.00
β (°)109.561(5)
γ (°)90.00
V (Å3)2978.5(3)
Space groupC 1 2/c 1
Temperature (K)200.0(10)
Rint0.0438
Publication: Acta Crystallographica Section E (2013) 69, 5 o786-o787