Znorg. Chem. 1986. 25, 3131-3135 44 OC, any volatile material was removed under dynamic vacuum to leave the nonvolatile liquid IX. The 'H NMR spectrum in (CD3)2S0showed a peak at 6 10.8 (OH). The 19F N M R spectrum (nC1F3C2F2C3F2C4F2)2P(0)OH) had a triplet at $I -80.38 (C'F,) (JCir3