| [Cs(C9H11NO4P)(H2O)] | F(000) = 736 |
| Mr = 379.08 | Dx = 1.874 Mg m−3 |
| Monoclinic, P21/c | Mo Kα radiation, λ = 0.71073 Å |
| a = 14.3676 (4) Å | Cell parameters from 3272 reflections |
| b = 6.8089 (2) Å | θ = 3.6–28.2° |
| c = 13.7336 (3) Å | µ = 2.88 mm−1 |
| β = 90.549 (2)° | T = 294 K |
| V = 1343.46 (6) Å3 | Block, colourless |
| Z = 4 | 0.5 × 0.3 × 0.2 mm |