Crystal Structure of Tetrakis(1,3,4,6,7,8-hexahydro-2<i>H</i>-pyrimido[1,2-<i>a</i>]pyrimidin-9-ido- κ^2^<i>N</i>^1^,<i>N</i>^9^)niobium(V) hexafluoridophosphate
| Id | 2219400 |
| Chemical name | Tetrakis(1,3,4,6,7,8-hexahydro-2<i>H</i>-pyrimido[1,2-<i>a</i>]pyrimidin-9-ido- κ^2^<i>N</i>^1^,<i>N</i>^9^)niobium(V) hexafluoridophosphate |
| a (Å) | 13.531(6) |
| b (Å) | 13.531(6) |
| c (Å) | 9.159(4) |
| α (°) | 90.00 |
| β (°) | 90.00 |
| γ (°) | 90.00 |
| V (Å3) | 1676.9(13) |
| Space group | P 4/n :2 |
| Temperature (K) | 213(2) |
| Rint | 0.0498 |
Publication: Acta Crystallographica Section E (2008) 64, 9 m1197