Table 7: 73Ge NMR data for the arylgermanes .

X   73Ge (ppm) (Hz) H −33.0 30 o-OMe −41.6 75 p-OMe −27.1 29 o-OEt −39.6 86 m-OEt −31.1 81 p-OEt −24.6 33 p- −29.5 26 p-Cl −36.2 32 m-CF3 −30.4 28 p-CF3 −33.3 22 m-CH3 −32.9 11 p-CH3 −31.6 11

aData are referenced to Me4Ge and are taken from [9].