58481-11-1
2-氯异烟酸甲酯
→
70696-29-6
2-chloropyridine-4-carbonyl azide
6313-54-8
2-氯异烟酸
58481-04-2
2-氯异烟肼
14432-12-3
2-氯-4-氨基吡啶