Y. Takeuchi et al., SYNTHESIS AND STRUCTURE OF TRIS[(2-ALKOXYMETHYL)PHENYL]GERMANES AND TRIS[(2-METHYLTHIOMETHYL)PHENYL]GERMANE, Tetrahedron, 54(33), 1998, pp. 9811-9822
Tris[(2-alkoxymethyl)phenyl]germanes and tris[(2-methylthiomethyl)phen
yl]germane were prepared and their structures were investigated by mea
ns of X-ray crystallographic: analysis and Ge-73 NMR spectra, which in
dicated incipient dative bonding between germanium and sulfur or oxyge
n atoms to make the germanium atom hexavalent and heptavalent, respect
ively. (C) 1998 Elsevier Science Ltd. All rights reserved.