65214-82-6
4-羟基哌啶-1-甲酸乙酯
+
124-63-0
甲烷磺酰氯
→
~10%
199118-03-1
ethyl 4-methylsulfonyloxypiperidine-1-carboxylate
52003-32-4
ethyl 3,6-dihydropyridine-1(2H)-carboxylate