1480-65-5
5-氯-2-氟吡啶
→
1240725-66-9
5-氯-1H-吡唑并[3,4-b]吡啶
1383446-21-6
5-chloro-2-fluoro-3-(4,4,5,5-tetramethyl-1,3-dioxolan-2-yl)pyridine