67-56-1
甲醇
+
536-69-6
5-丁基吡啶-2-羧酸
→
~82%
17072-92-3
methyl 5-butylpyridine-2-carboxylate
186581-53-3
重氮甲烷
18107-18-1
三甲基硅烷化重氮甲烷
1027940-16-4
78-79-5
异戊二烯
1189-53-3
3-methylidenehept-1-ene