1120-87-2
4-溴吡啶
→
~75%
192643-83-7
4-pyridin-4-ylbut-3-yn-1-ol
7379-35-3
4-氯吡啶盐酸盐
+
927-74-2
3-丁炔-1-醇
~69%
19524-06-2
4-溴吡啶盐酸盐
~10%