154-97-2
2-吡啶肟甲磺酸甲酯
→
~90%
51-15-0
2-吡啶醛肟甲氯
70275-57-9
1-Methyl-2-pyridinium-p-toluolsulfat
~89%
873-69-8
吡啶-2-甲醛肟