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. Author manuscript; available in PMC: 2013 Oct 8.
Published in final edited form as: Organometallics. 2012 Aug 30;31(19):6705–6714. doi: 10.1021/om300562d

Table 4.

[AB] Dehydrogenation with 12 and 23.a

graphic file with name nihms404425u6.jpg
Fast Catalysis Slow Catalysis

Catalyst Rate (M s−1) Catalyst kobs (s−1)
12 1.47(9) × 10−4 12 3.06(39) × 10−4
23 5.12(3) × 10−5 23 4.23(33) × 10−4
a

Data calculated from 11B NMR kinetic studies. 0.25 mol AB and 0.035 mol [Ruatom] are added to 0.6 mL diglyme/benzene-d6. Both reactions were run at 70 °C. Black circles and diamonds are kinetic profiles of reactions catalyzed by 23 and 12 respectively.