Table 3 Selective oxidation of N-heterocycles catalyzed by PMI

From: Synthesis of a molecularly defined single-active site heterogeneous catalyst for selective oxidation of N-heterocycles

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  1. Reaction conditions: 0.5 mmol heterocyclic compounds, 50 mg of the PMI catalyst, 1 atm O2, solvents (1 mL H2O + 1 mL CH3OH), 120 °C (oven temperature), 300 rps, 24 h
  2. a Isolated yields
  3. b 140 °C (oven temperature), 36 h
  4. c 160 °C (oven temperature), 36 h
  5. d 80 °C (oven temperature), 24 h
  6. e 100 °C (oven temperature), 24 h