Table 1.
Conditions: 1a (0.2 mmol), [Rh(cod)OMe]2 (2 mol%), 3-OMeBzOH (4 mol%), Xantphos (4 mol%) and acceptor (3 equiv.) in toluene (0.4 mL), 90 °C, 24 h. Yields were determined by GC using durene as an internal standard. b92% yield of CO by GC-TCD.