141764-70-7
ethyl 2-[2-(benzenesulfinyl)ethyl]-3-oxobutanoate
→
~82%
141764-76-3
ethyl 5-methyl-2-phenylsulfanyl-2,3-dihydrofuran-4-carboxylate
141-97-9
乙酰乙酸乙酯
+
1822-73-7
苯基乙烯基硫醚
~47%