organocuprates", Mandeville, W. H. and Whitesides, G. M., J. Org. Chem., 1974, 39, 4O0-405. 52. "The Mechanism of Reaction of Carbon Monoxide with Phenyllithium", Trzupek, L. S., Newirth, T. L, Kelly, E. G., Sbarbati, N. E. and Whitesides, G. M., J. Am. Chem. Soc., 1973, 95, 8118-8133. 51. "Inversion of Co