93431-41-5
4-Piperidinecarbonitrile, 1-[(4-methylphenyl)sulfonyl]-
→
~84%
147636-36-0
1-[(4-甲苯基)磺酰基]-4-哌啶甲酸
498-94-2
4-哌啶甲酸
+
98-59-9
对甲苯磺酰氯
~67%