7042-33-3
ethyl (Z)-2-methyl-3-phenylprop-2-enoate
→
~86%
134642-35-6
ethyl 2-(bromomethyl)-3-phenylprop-2-enoate
100-52-7
苯甲醛
+
21382-82-1
2-三苯基膦乙烯基丙酸乙酯