Table 3.

One-pot tandem oxidation /Knoevenagel condensation of alcohols with malononitrile catalyzed by B-V-PIL/W.

Entry	Substrate	Product	Time (min)	Yield (%)a	TONb	TOFc (h−1)
1			90	94 ± 2	8460	5640
2			65	97 ± 1	8730	8083
3			65	98 ± 1	8820	8167
4			65	90 ± 2	8100	7500
5			90	92 ± 1	8280	5520
6			90	92 ± 2	8280	5520
7			90	92 ± 1	8280	5520
8			120	90 ± 2	8100	4050
9			120	90 ± 2	8100	4050
10			180	80 ± 2	7200	2400
11			185	80 ± 2	7200	2337
12			185	80 ± 1	7200	2337
13			180	80 ± 2	7200	2400
14			160	83 ± 1	7470	3626
15			150	85 ± 2	7650	5100
16			180	80 ± 2	7200	2400
17			180	80 ± 1	7200	2400

Reaction condition: alcohol (1 mmol), malononitrile (1.2 mmol), H₂O₂ 30% (1 mmol), B-V-PIL/W 40 mg in H₂O/EtOH (2/1) at 70 °C.

^aIsolated yield.

^b$\text{TON}=\frac{\text{mol of knoevenagel product}}{\text{mole of HPA on the catalyst}}$.

^c$\text{TOF}=\frac{\text{TON}}{\text{Time}(\text{h})}$^36,37.