108-30-5
丁二酸酐
+
103-73-1
苯乙醚
→
~51%
53623-37-3
4-(4-乙氧基苯基)-4-氧丁酸
74-96-4
溴乙烷
66123-43-1
4-(4-hydroxyphenyl)-4-oxobutanoic acid ethyl ester