Table 2 Comparative yield percentage of the synthesised derivatives via the three methods
S. No | Products | T (oC) | aConventional method | bDEG as solvent | cMicrowave method | |||
|---|---|---|---|---|---|---|---|---|
Yield | Time (hrs) | Yield | Time (hrs) | Yield | Time (mins) | |||
1 | 3a | 60 | 56.0 | 8 | 53.8 | 4 | 61.0 | 5 |
2 | 3b | 60 | 63.2 | 8 | 49.5 | 4 | 65.5 | 5 |
3 | 3c | 60 | 59.5 | 8 | 37.7 | 4 | 50.3 | 5 |
4 | 3d | 60 | 60.5 | 8 | 50.9 | 4 | 30.0 | 5 |
5 | 4a | 60 | 38.7 | 8 | 37.6 | 4 | 25.0 | 5 |
6 | 4b | 60 | 33.2 | 8 | 40.0 | 4 | 30.0 | 5 |
7 | 4c | 60 | 29.7 | 8 | 23.1 | 4 | 12.0 | 5 |
8 | 4d | 60 | 24.9 | 8 | 26.2 | 4 | 19.2 | 5 |