Selective Allylic Oxidation of Terpenic Olefins Using Co-Ag Supported on SiO₂ as a Novel, Efficient, and Recyclable Catalyst

Table 2

Effect of reaction time.

Time (h)	Conversion (%)	Yield (%)
		Epoxide 2	Verbenol 3	Verbenone 4	Myrtenol 5	Myrtenal 6
6	42	7	11	24	0	0
12	48	12	11	25	0	0
20	78	14	11	42	4	2
24	100	2	12	50	7	20

Reaction conditions: 0.5 mL α-pinene 1, 1.3 mL H₂O₂; 0.1 g catalyst; 80°C; acetonitrile (5 ml); 24 h. Yields are determined by GC using dodecane as internal standard.