Table 8 Catalytic Comparison in the reaction between phenyl boronic acid and iodobenzene.
Entry | Catalyst (mol%) | Conditions | X | TOF (h−1)a | Refs |
|---|---|---|---|---|---|
1 | Bis(oxamato)palladate(II) complex (5) | Et3N, n‐Bu4NBr, 120 °C | I, Br | 7.8, 6.5 | |
2 | NHC‐Pd(II) complex (0.2) | K3PO4.3H2O, H2O, TBAB, 40 °C | I, Br | 98, 75 | |
3 | SiO2‐pA‐Cyan‐Cys‐Pd (0.5) | K2CO3, H2O, 100 °C | I, Br | 38, 32 | |
4 | Pd3(dba) (1) | K3PO4, THF, 80 °C | Br | 3.2 | |
5 | Pd–BOX (2) | K2CO3, DMF, 70 °C | I | 8.3 | |
6 | γ ‐Fe2O3‐acetamidine‐Pd (0.12) | Et3N, DMF, 100 °C | I, Br | 1600, 1600 | |
7 | Pd‐isatin Schiff base‐γ‐Fe2O3 (0.5, 1.5) | Et3N, Solvent‐free, 100 °C | I, Br | 380, 85.7 | |
8 | UiO-66-biguanidine/Pd (0.1) | K2CO3, H2O-EtOH, 50 °C | I, Br | 11,870, 3920 | this work |