1. Review articles include: (a) Muetterties, E. L.; Krause, M. J.Angew. Chem., Int.Ed. Engl.1983,22,147. (b) Roberts, D. A.; Geoffroy, G. L. InComprehensive Organometallic Chemistry; Wilkinson, E., Stone, F. G. A., Abel, E. W., Eds.; Pergamon: Oxford, UK, 1982; Vol. 6, Chapter 40, pp 763−877. (c) Gladfeldter, W. L.; Geoffroy, G. L.Adv. Organomet. Chem.1980,18, 207. (d) Beck, W.; Niemer, B.; Wieser, M.Angew. Chem., Int. Ed.Engl.1993,32, 923. (e) Barlow, S.; O'Hare, D.Chem. Rev.1997,97, 637.
2. Some bonding questions prompted by studies of the fluxional molecule triscyclopentadienylnitrosylmolybdenum
3. (b) Crabtree,R. H.TheOrganometallic Chemistry of the Transition Metals; Wiley: New York, 1988; p 104.
4. (a) Brown, D. S.; Delville, M.H.; Vollhardt, K. P. C.; Astruc, D.Organometallics1996,15, 2360, and references therein.