Table 2.
Compd | Structure | Yielda (%) | Compd | Structure | Yielda (%) |
---|---|---|---|---|---|
9 | 99 | 20 | 85 | ||
10 | 62 | 21 | 90 | ||
11 | 92 | 22 | 54 | ||
12 | 83 | 23 | 50 | ||
13 | 99 | 24 | 55 | ||
14 | 85 | 25 | 73 | ||
15 | 81 | 26 | 81 | ||
16 | 70 | 27 | 84 | ||
17 | 99 | 28 | 95 | ||
18 | 74 | 29 | 76 | ||
19 | 79 | 30 | 53 | ||
31 | 56 | 42 | 83 | ||
32 | 70 | 43 | 62 | ||
33 | 71 | 44 | 80 | ||
34 | 50 | 45 | 75 | ||
35 | 73 | 46 | 20 | ||
36 | 60 | ||||
37 | 45b | ||||
38 | 75 | ||||
39 | 87 | ||||
40 | 85 | ||||
41 | 60 |
Isolated Yield.
Continued for 24 h.