616-45-5
2-吡咯烷酮
+
77-78-1
硫酸二甲酯
→
~97%
50908-70-8
5-methylsulfanyl-3,4-dihydro-2H-pyrrole
2295-35-4
四氢吡咯-2-硫酮
74-88-4
甲基碘
~94%
74-83-9
溴甲烷
124756-61-2
~49%