Research Article
Crystal Structures of Two Macrocyclic Bischalcones Possessing 26-Membered Rings
Table 3
Intermolecular hydrogen bonds, intramolecular C–H⋯O, and C–H⋯π supramolecular interactions in 1 and 2.
| | D–H⋯A | Symmetry | D–H (Å) | H⋯A (Å) | D⋯A (Å) | D–H⋯A (Å) |
| Compound 1 | C8–H8B⋯O2 | | 0.9700 | 2.5400 | 3.469(3) | 162 | C14–H14⋯O6 | | 0.9300 | 2.6000 | 3.411(2) | 146 | C16–H16⋯O2 | — | 0.931(15) | 2.295(15) | 2.717(2) | 107 | C29–H29B⋯O6 | | 0.9700 | 2.4500 | 3.382(2) | 161 | C37–H37⋯O5 | — | 0.970(17) | 2.243(17) | 2.726(2) | 109 | C38–H38⋯O1 | — | 1.01(2) | 2.323(19) | 2.717(3) | 101 | C7–H7B⋯phenyl ring | | 0.9700 | 2.8500 | 3.708(2) | 148 |
| Compound 2 | C8–H8B⋯O2 | — | 0.9700 | 2.4800 | 2.852(11) | 103 | C9–H9B⋯O1 | — | 0.9700 | 2.4100 | 2.809(10) | 104 | C21–H21⋯O3 | | 0.9300 | 2.5100 | 3.407(13) | 161 | C34–H34⋯O6 | | 0.9300 | 2.4700 | 3.371(13) | 164 | C14–H14⋯phenyl ring | | 0.9300 | 2.8200 | 3.735 | 167 |
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