Table 1.
Non-classical hydrogen bonds and CH..π interactionsa occurring in 1a. Cg is the phenyl ring (C5 to C10). Symmetry operators for equivalent positions: d = ±1+x, y, z; e = 1+x, 1+y, z.
| C-H..I | dC-H (Å) | dH-I (Å) | dC-I (Å) | C-H-I (°) |
| C1-H1..Id | 0.95 | 2.8270 | 3.746(5) | 163.1 |
| C2-H2..Ie | 0.95 | 2.9123 | 3.822(5) | 160.6 |
| C11-H11B..I | 0.95 | 3.0026 | 3.992(5) | 179.2 |
| C-H..Cg | dC-H (Å) | dH-Cg (Å) | dC-I (Å) | C-H-Cg (°) |
| C4-H4A..Cgd | 0.95 | 3.109 | 3.502 | 105.6 |
| C4-H4B..Cgd | 0.95 | 3.309 | 3.502 | 93.1 |
| C17-H17B..Cge | 0.95 | 3.310 | 4.207 | 151.5 |
aPlaton software [24].