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Yield dependence of pyridine-2-ammonium sulfate (8) and 2-hydroxypyridine (9) on the amount of H2O2.a
| Ratio pyridine/H2O2, mol | Yield, % | |
|
| ||
| 8 | 9 | |
|
| ||
| 1:0 | 19 | 17 |
| 1:0,5 | 50 | 45 |
| 1:1 | 68 | 61 |
| 1:2 | 85 | 77 |
| 1:3 | 85 | 77 |
aMole ratio Py/NaOH/APS 1:4:1.5; 45 °С; 10 h.
