Table 2 Experimental geometric parameters reported for some chalcone derivatives
From: Experimental and quantum chemical studies of a novel synthetic prenylated chalcone
Structural parameters | Pandi et al. [6] | Xiang Wu et al. [38] | Sun et al. [39] | Rajesh et al. [5] |
|---|---|---|---|---|
Bond length (Å) | ||||
C13 – C12 | — | — | — | 1.406 |
C12 – C19 | — | 1.496 | 1.501 | 1.472 |
C19 – C10 | — | 1.485 | 1.465 | 1.487 |
C10 = C8 | 1.323 | 1.324 | 1.321 | 1.319 |
C8 – C7 | — | 1.456 | 1.440 | — |
C7 – C3 | — | — | — | 1.377 |
C19 = O20 | 1.246 | 1.216 | 1.217 | 1.216 |
Bond angle (º) | ||||
C13-C12-C19 | 124.0 | — | 123.8 | 118.5 |
C8-C7-C3 | 123.2 | — | 123.5 | — |
O20 = C19-C12 | — | 119.9 | 118.3 | 121.0 |
C12-C19-C10 | 121.8 | 119.2 | — | 120.4 |
O20 = C19-C10 | — | 120.9 | — | 118.6 |
C7-C3-C37 | — | — | — | 121.6 |
C8 = C10-C19 | — | 119.8 | 120.4 | 120.7 |
C7-C8 = C10 | 129.9 | — | — | 128.0 |