Compound no | R | Y | Conventional method CM | Ultrasound method US | ||
---|---|---|---|---|---|---|
Time (h) | Yield (%) | Time (h) | Yield (%) | |||
10 | C8H17 | PF6 | 16 | 83 | 6 | 90 |
11 | C8H17 | BF4 | 16 | 98 | 6 | 98 |
12 | C8H17 | COOCF3 | 16 | 80 | 6 | 88 |
13 | C9H19 | PF6 | 16 | 90 | 6 | 94 |
14 | C9H19 | BF4 | 16 | 85 | 6 | 90 |
15 | C9H19 | COOCF3 | 16 | 87 | 6 | 92 |
16 | C10H21 | PF6 | 16 | 98 | 6 | 98 |
17 | C10H21 | BF4 | 16 | 88 | 6 | 90 |
18 | C10H21 | COOCF3 | 16 | 86 | 6 | 92 |
19 | C11H23 | PF6 | 16 | 94 | 6 | 98 |
20 | C11H23 | BF4 | 16 | 93 | 6 | 94 |
21 | C11H23 | COOCF3 | 16 | 90 | 6 | 94 |
22 | C12H25 | PF6 | 16 | 87 | 6 | 90 |
23 | C12H25 | BF4 | 16 | 82 | 6 | 90 |
24 | C12H25 | COOCF3 | 16 | 88 | 6 | 92 |
25 | C14H29 | PF6 | 16 | 95 | 6 | 98 |
26 | C14H29 | BF4 | 16 | 93 | 6 | 96 |
27 | C14H29 | COOCF3 | 16 | 97 | 6 | 98 |
28 | C16H33 | PF6 | 16 | 89 | 6 | 92 |
29 | C16H33 | BF4 | 16 | 90 | 6 | 94 |
30 | C16H33 | COOCF3 | 16 | 88 | 6 | 92 |
31 | C18H37 | PF6 | 16 | 88 | 6 | 92 |
32 | C18H37 | BF4 | 16 | 87 | 6 | 90 |
33 | C18H37 | COOCF3 | 16 | 84 | 6 | 90 |