614-18-6
烟酸乙酯
→
~89%
3335-05-5
1,4,5,6-四氢吡啶-3-羧酸乙酯
~33%
+
71962-74-8
3-哌啶甲酸乙酯(盐酸盐)
3731-16-6
2-氧-3-哌啶羧酸乙酯
78089-91-5
Ethyl 2-thioxopiperidine-3-carboxylate