124-63-0
甲烷磺酰氯
+
2216-93-5
5-ethyl-5-phenylimidazolidine-2,4-dione
→
~60%
824392-38-3
5-ethyl-3-methylsulfonyl-5-phenylimidazolidine-2,4-dione
94107-58-1
2-氨基-2-苯丁酸盐酸盐