4-(Dimethylamino)pyridinium 2-butoxy-3-dicyanomethylene-4-oxocyclobut-1-en-1-olate

C₇H₁₁N_2,C₁₁H₉N₂O₃

Roman I. ZubatyukVyacheslav N. BaumerAnatoliy L. TataretsLeonid D. PatsenkerOleg V. Shishkin

Acta Crystallographica Section E (2004) 60, 12 o2252-o2254

a=11.513(3)Å   b=6.7830(17)Å   c=12.176(3)Å

α=90°   β=102.94(2)°   γ=90°