... DOI: 10.1039/B810028D (Paper) Dalton Trans., 2008 ... The resulting orange suspension was stirred (45 min) and then the solid dissolved by the addition of THF (1.0 mL) and heating ... 31 P{ 1 H} NMR (161.97 MHz, 25 °C, d 8 -THF); δ/ppm = −123.7 [|J XX ′| = 262.3, |J AX | = 172.0 ...