28743-98-8
(4-methoxy-phenylsulfanyl)-acetic acid ethyl ester
→
~99%
2850-21-7
2-[(4-甲氧基苯基)磺酰基]乙酸乙酯
6462-50-6
+
105-39-5
氯乙酸乙酯
696-63-9
4-甲氧基苯硫酚