Table 1.
Some molecular parameters of herbicides (from RHF method) and solubility in water
| Commercial name | Molar mass (g/mol) | Molecular diameter (nm) | Dipole moment (debye) | Eg (ev) | Number of H-bond donor | Solubility (mg/l) |
|---|---|---|---|---|---|---|
| Trifluralin | 335.28 | 143.6 | 0.2725 | 16.14 | 0 | 24 |
| Butachlor | 311.85 | 142.1 | 5.1457 | 14.1 | 0 | 23 |
| 2,4-D | 221.03 | 64.3 | 1.3586 | 16.31 | 1 | 677 |
| Glyphosate | 169.07 | 50.3 | 7.5323 | 19.31 | 4 | >1000 |