1 |
32q |
26 mol% K2CO3, 10 equiv 30% H2O2, DMSO, rt |
15–75% |
2 |
32q |
25 mol% K2CO3, 3 equiv 30% H2O2, DMSO, rt |
NR |
3 |
32q |
100 mol% K2CO3, 15 equiv 30% H2O2, DMSO, rt |
48% |
4 |
32q |
100 mol% K2CO3, 10 mol% 18-c-6, 30 equiv 30% H2O2, THF, rt |
NR |
5 |
32q |
100 mol% K2CO3, 30 equiv 30% H2O2, TFE, rt |
decomp. |
6 |
32q |
25 mol% K2CO3, 3 equiv 30% H2O2, MeOH, 45 °C |
decomp. |
7 |
32q |
32 mol% Bu4NHSO4, 1 equiv 2M NaOH, 5 equiv 30% H2O2, CH2Cl2, rt |
NR |
8 |
32q |
Ba(OH)2-8H2O, DME/H2O, 65 °C |
retrocyan. |
9 |
32q |
40 mol% K2CO3, 6 equiv urea-H2O2, DMSO, rt |
85% |
10 |
32r |
40 mol% K2CO3, 6 equiv urea-H2O2, DMSO, rt |
84% |
11 |
32q |
HCl/Et2O/MeOH, rt |
45% |
12 |
32q |
10 mol% Parkin’s cat., EtOH/H2O (9/1), 70 °C |
retrocyan. |