110-89-4
哌啶
+
15206-55-0
苯甲酰甲酸甲酯
591-50-4
碘苯
→
~91%
33255-31-1
2-hydroxy-2,2-diphenyl-1-piperidin-1-ylethanone
4706-25-6
1,1-diphenyl-2-piperidin-1-ylethanol