Table 1 The difference in the outcome of the MW-assisted and thermal reactions for the synthesis of compounds 1a–d, 3a–d, 5a, b and 6a, b
Compound no. | Reaction yield % | Reaction time min | ||
|---|---|---|---|---|
Microwave | Conventional method | Microwave | Conventional method | |
1a | 88 | 45 | 10 | 1440 |
1b | 74 | 43 | 14 | 1440 |
1c | 87 | 52 | 9 | 1440 |
1d | 83 | 45 | 10 | 1440 |
3a | 82 | 60 | 8 | 1440 |
3b | 76 | 50 | 5 | 1440 |
3c | 74 | 43 | 5 | 1440 |
3d | 74 | 43 | 7 | 1440 |
5a | 82 | 55 | 8 | 480 |
5b | 76 | 43 | 8 | 480 |
6a | 72 | 39 | 8 | 600 |
6b | 70 | 39 | 8 | 600 |