By Alex Alexakis, Richard Sedrani (auth.), Prof. Dr. Dieter Enders, Prof. Dr. Hans-Joachim Gais, Prof. Dr. Wilhelm Keim (eds.)
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Additional info for Organic Synthesis via Organometallics (OSM 4): Proceedings of the Fourth Symposium in Aachen, July 15 to 18, 1992
Example text
Eyring, R. van Eldik, J. Organomet. Chem. in press S. Wieland, R. van Eldik, Coord. Chem. Rev. 97 (1990) 155 S. Wieland, K. Bal Reddy, R. van Eldik, Organometallics 9 (1990) 1802 R. van Eldik, H. Cohen, A. Meshulam, D. Meyerstein, Inarg. Chem. 29 (1990) 4156 R. van Eldik, H. Cohen, D. Meyerstein, Angew. Chem. Int. Ed. Engl. 30 (1991) 1158 R. van Eldik, W. Gaede, H. Cohen, D. Meyerstein, Inorg. Chem. in press H. Cohen, W. Gaede, A. Gerhard, D. Meyerstein, R. van Eldik, Inarg. Chem. A. G. Leipoldt, R.
Rev. 93 (1989) 19 M. Spitzer, F. Oirtig, R. van Eldik, Rev. Sci. Instrum. F. Wishart, R. van Eldik, Rev. Sci. Instrum. J. Schneider, R. I. Taube, R. C. Ford, Organometallics 6 (1987) 125 P. Vest, I. C. Bajaj, R. van Eldik, Organometailics 10 (1991) 818 A. Neubrand, R. I. Poe, unpublished results 39 [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24] [25] [26] [27] [28] [29] [30] [31] [32] [33] [34] [35] [36] [37] [38] [39) [40] [41] [42] [43] [44] [45] [46] [47] [48] S. Wieland, R. van Eldik, Organometallics 10 (1991) 3110 S.
M(CO)5THF -T~; kobs = k_l k3 j M(CO)5 + THF +L (2) k2 M(CO)5L {k 1k2 Ik_l + k3} (3) [L] 3 Photo-Induced Ligand Substitution Reactions Flash photolysis techniques have in general been adopted with great success to study the substitution behaviour of reactive intermediates in organometallic systems. of M(CO)6 (M = Cr, Mo, W) in a coordinating solvent S produces intermediates of the type M(CO)5S [15], which can undergo rapid solvent displacement with L to produce M(CO)sL. The effect of pressure on such substitution reactions has been studied for a series of M, S and L (Table 2), and the results clearly demonstrate the crucial role played by the size of the metal center M, the bulkiness of L and the binding properties of S [16, 17].