in benzene High Pressure; autoclave charged with complex, C6H6 and propylene (50 psi), heated at 55°C for 2 h; cooled to 0°C, purged with N2, not isolated, detected by IR;

hydrogen in benzene byproducts: acetaldehyde; High Pressure; at 60°C under 120 psi of H2 for 1 h;