Figure 13
Comparison of the molecular geometries in the nine experimentally determined hydrazone benzimidazolone crystal structures. Light green: β-P.O. 36, yellow: P.O. 62, pink: P.Y. 151, light blue: α-P.Y. 154, orange: β-P.Y. 181, red: P.Y. 194, grey: BIRZIL, black: β-P.Y. 154 (DMSO solvate), blue: θ-P.Y. 181 (solvate with DMSO and NMP). |