Table 1. Comparison of Directly Determined and Extrapolated Mean Kinetic Rate Constants of Model System YND–BME 6a:d1-d3 in CDCl3.
| method | 6a:d11 avg k (s–1) t1/2 (min) | 6a:d2 avg k (s–1) t1/2 (min) | 6a:d3 avg k (s–1) t1/2 (min) |
|---|---|---|---|
| direct | 5.38 ± 0.18 × 10–4 | 2.08 ± 0.20 × 10–3 | 2.64 ± 0.32 × 10–4 |
| 21.5 ± 0.7 | 5.6 ± 0.5 | 44.0 ± 5.3 | |
| extrapolated | 6.19 ± 0.53 × 10–4 | 1.69 ± 0.67 × 10–3 | 1.63 ± 0.37 × 10–4 |
| 18.7 ± 1.5 | 7.6 ± 3.8 | 73.9 ± 17.8 |