133928-61-7
4-氯-n-苯基吡啶甲酰胺
→
~86%
206193-53-5
4-chloro-3-iodo-N-phenylpyridine-2-carboxamide
24484-93-3
4-氯吡啶-2-甲酸甲酯
53750-66-6
4-氯-吡啶-2-酰氯