R. Jones et al., ZO[A,F]CYCLOPROPA[CD]PENTALENE-8B,8C-DICARBOXAMIDE, Acta crystallographica. Section C, Crystal structure communications, 53, 1997, pp. 1263-1265
The title compound, C23H24N2O2, is a product of photolysis of an unsym
metrical dibenzobarrelene diamide and has a dibenzosemibullvalene stru
cture with normal molecular geometry and dimensions. Molecules are lin
ked by one N-H ... O hydrogen bond.