Supporting Information Table S1: Crystallographic data for [GaCl2(dmpe)2][GaCl4]: A. Crystal Data formula C12H32Cl6Ga2P4 formula weight 652.39 crystal dimensions (mm) 0.370.24 0.20  crystal system orthorhombic space group (No. 61) Pbca unit cell parametersa (Å) 19.6815 (7) a (Å) 16.2217 (5) b (Å) 34.8372 (11) c (deg) 90  (deg) 90  (deg) 90  (Å3) 11122.4 (6) V 16 Z (g cm-3) 1.558 (mm-1) 2.743 µ B. Data Collection and Refinement Conditions diffractometer Bruker D8/APEX II CCDb radiation ( [Å]) graphite-monochromated (0.71073) Mo K temperature (°C) –100 scan type scans (0.3) (20 s exposures)  data collection 2 limit (deg) 54.23 total data collected 87467 (-25 25, -20 20, -44 44) h k l independent reflections 12285 (Rint = 0.0424)
Supporting Information Table S1: Crystallographic data for [GaCl2(dmpe)2][GaCl4]: A. Crystal Data formula C12H32Cl6Ga2P4 formula weight 652.39 crystal dimensions (mm) 0.370.24  0.20 crystal system orthorhombic space group Pbca (No. 61) unit cell parametersa a (Å) 19.6815 (7) b (Å) 16.2217 (5) c (Å) 34.8372 (11)  (deg) 90  (deg) 90  (deg) 90 V (Å3) 11122.4 (6) Z 16 (g cm-3) 1.558 µ (mm-1) 2.743 B. Data Collection and Refinement Conditions diffractometer Bruker D8/APEX II CCDb radiation ( [Å]) graphite-monochromated Mo K (0.71073) temperature (°C) –100 scan type  scans (0.3) (20 s exposures) data collection 2 limit (deg) 54.23 total data collected 87467 (-25 h 25, -20 k 20, -44 l 44) independent reflections 12285 (Rint = 0.0424)