63277-58-7
→
~82%
64172-41-4
8-甲基-2,3,4,5-四氢-1H-吡啶并[4,3-b]吲哚
29976-53-2
N-乙氧羰基-4-哌啶酮
539-44-6
对甲基苯肼
637-60-5
对甲苯肼盐酸盐
+
177-11-7
4-哌啶酮缩乙二醇