“…M.p. 105 8C (dec); IR (Nujol): n Ä 3135w, 3068m, 3047m, 3017(sh)m, 3000m, 2978m, 2881m, 1961w, 1892w, 1831, 1774w, 1618w, 1591m, 1568w, 1486w, 1459w, 1428s, 1376w, 1306w, 1263m, 1186m, 1119vs, 1039vs, 1018vs, 995vs, 954vs, 743s, 714vs, 701vs, 684s, 620m, 534vs, 492vs cm À1 ; 1 H NMR ([D 8 ]THF, 400 MHz): d 7.85 ± 7.00 (m, Ph), other resonances could not be assigned due to strong broadening as an effect of the paramagnetic Nd 3 ion; 13 [{{Ph 2 Si(OSiPh 2 O) 2 }{Li(MeCN)} 2 } 2 ] (5): Ph 2 Si(OH) 2 (0.22 g, 1.0 mmol) was added in small portions over a period of 30 min to a stirred solution of 3 (0.7 g, 0.5 mmol) in THF (40 mL). After about one-half of silanediol had been added, a gelatinous white precipitate started to form.…”