98-11-3
苯磺酸
+
125602-71-3
贝托斯汀
→
~68%
1415692-17-9
bepotastine besilate
~64%
5382-16-1
4-羟基哌啶
122368-54-1
2-[(4-氯苯基)(4-哌啶基氧基)甲基]吡啶
4045-22-1
1-(4-羟基-1-哌啶)-乙酮