Comparison of the activity of this method with reported methods for the preparation of benzophenone (product 4a).
| Entry | Catalytic system | Conditions | Yield (%) [ref] |
|---|---|---|---|
| 1 | PdCl2/([(PhNH)P2(NPh)2]2NPh) | KOAc/PEG, 90 °C, 10 h | 78% (ref. 52) |
| 2 | [(Cinnamyl)PdCl]2/DPEphos | DCC, THF, 120 °C, 24 h | 63% (ref. 46) |
| 3 | Fe3O4@SiO2–2P–PdCl2 | DCC, toluene, K2CO3, 100 °C, 12 h | 85% (ref. 47) |
| 4 | Pd-APDMS | Anisole, K2CO3, 100 °C, 5 h | 60% (ref. 45) |
| 5 | Pd(OAc)2, DMAP | KOH, toluene, 80 °C, 12 h | 75% (ref. 41) |
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