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2 Homometallic Alkoxides

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525<br />

[Nd⊲OC6H3Ph- 6-C6H5⊳⊲OC6H3Ph- 1-C6H5⊳⊲OAr⊳] pyramidilized Nd due to 6-C6H5 interaction, also close<br />

1-C6H5 interaction<br />

[Nd⊲OC6H3Ph- 3-C6H5⊳⊲OAr⊳2⊲THF⊳] 3 trigonal pyramid with weaker basal -C6H5 interaction<br />

[Na⊲ 2-OAr⊳3Nd(OAr)]<br />

two independent molecules; in one Na is 2-, 2-, and<br />

1-bound to ortho-Ph groups, in the other it is 2-, 2-, and 2-bound [Na(diglyme) 2 ][Nd(OAr) 4]<br />

distorted tetrahedral anion<br />

[Cp2Nd(OAr)⊲THF⊳2] distorted tbp, axial THF<br />

[Nd(OAr) 3⊲Me4urea⊳3]<br />

distorted tricapped trigonal prism<br />

OC6H3Ph2-2,6<br />

OC6H3Ph- 1-C6H5 OC6H3Ph- 6-C6H5 2.140 (3)<br />

2.174 (3)<br />

2.193 (5)<br />

166<br />

150<br />

139<br />

166<br />

169<br />

OC6H3Ph2-2,6 2.186 (2)<br />

2.160 (2)<br />

xxvi<br />

OC6H3Ph- 3-C6H5 2.233 (3) 143<br />

OC6H3Ph2-2,6<br />

2.208 (4)<br />

2.236 (4)–2.244 (5)<br />

156 xiv, xxvii<br />

2-OC6H3Ph2-2,6<br />

2.181 (6)<br />

2.199 (6)–2.278 (4)<br />

157<br />

OC6H3Ph2-2,6 2.175 (4)<br />

177 xxvii<br />

2.207 (4)<br />

167<br />

2.176 (4)<br />

164<br />

2.191 (4)<br />

169<br />

OC6H3Ph2-2,6 2.239 (8) 180 xxix<br />

OC6H2⊲NO2⊳3-2,4,6 2.384 (5), 2.342 (5),<br />

2.382 (5)<br />

xx C. Barberato, E.E. Castellano, G. Vicentini, P.C. Isolani, and M.I.R. Lima, Acta Crystallogr. C, 50, 351 (1994).<br />

xxi L.F. Delboni, G. Oliva, E.E. Castellano, L.B. Zinner, and S. Braun, Inorg. Chim. Acta, 221, 169 (1994).<br />

xxii D.M. Barnhart, D.L. Clark, J.C. Gordon, J.C. Huffman, R.L. Vincent, J.G. Watkin, and B.D. Zwick, Inorg. Chem., 33, 3487 (1994).<br />

xxiii Liqin Chen, S.R. Breeze, R.J. Rousseau, Suning Wang, and L.K. Thompson, Inorg. Chem., 34, 454 (1995).<br />

xxiv S. Daniele, L.G. Hubert-Pfalzgraf, and J. Vaissermann, Polyhedron, 14, 327 (1995).<br />

xxv J.M. Harrowfield, Lu Weimin, B.W. Skelton, and A.H. White, Aust. J. Chem., 47, 321 (1994).<br />

xxvi G.B. Deacon, Tiecheng Feng, B.W. Skelton, and A.H. White, Aust, J. Chem., 48, 741 (1995).<br />

xxvii G.B. Deacon, T. Feng, P.C. Junk, B. W. Skelton and A.H. White, Chem. Ber., 130, 851 (1997).<br />

xxviii G.B. Deacon, T. Feng, P.C. Junk, B. W. Skelton and A.H. White, J. Chem. Soc., Dalton Trans., 1181 (1997).<br />

xxix G.B. Deacon, S. Nickel and E.R.T. Tiekink, J Organomet. Chem., 409, C1 (1991).<br />

xxx C. Barberato, E.E. Castellano, G. Vicentini, P. C. Isolani and M.I.R. Lima, Acta Crystallogr. C, 50, 351 (1994).<br />

(continued overleaf )<br />

xxvi<br />

xxx

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