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. Author manuscript; available in PMC: 2008 Dec 11.
Published in final edited form as: Organometallics. 2006 Mar 27;25(7):1664–1675. doi: 10.1021/om051070n

Table 2.

Rates of reductive elimination of anilines (11e–g) from (POCOP)Ir(H)(NHAr) at 9°C in toluene.

Ir(III) Complex Concentration of C2H4, M k, s−1 × 104 average k, s−1 × 104 ΔG‡ kcal/mol
0.087 4.0
14e (0.022 M) 4.2 20.8
0.28 4.4
0.022 3.0
14f (0.022 M) 0.19 2.6 2.8 21.1
1.1 2.8
0.18 0.42
14g (0.036 M) 0.45 22.1
0.34 0.47