Table 2. Magnesium-catalysed di-hydroboration of aryl isocyanates.
| |||||
| Entry | Ar | Catalyst (mol%) | Time (min) | Temp. (°C) | NMR conv. (%) |
| 1 | Dipp | 10 | 15 | 25 | >99 |
| 2 | Mes | 10 | <5 | 25 | >99 |
| 3 | Mes | 5 | 10 | 25 | >99 |
| |||||
| Entry | Ar | Catalyst (mol%) | Time (min) | Temp. (°C) | NMR conv. (%) |
| 1 | Dipp | 10 | 15 | 25 | >99 |
| 2 | Mes | 10 | <5 | 25 | >99 |
| 3 | Mes | 5 | 10 | 25 | >99 |