694-59-7
吡啶-N-氧化物
+
57785-86-1
2-Pyridinol, 4-methylbenzenesulfonate (ester)
→
3480-65-7
1-pyridin-2-ylpyridin-2-one
62150-42-9
1-pyridin-4-ylpyridin-2-one
142-08-5
2-羟基吡啶
19524-06-2
4-溴吡啶盐酸盐