152152-17-5
3,4-二氟肉桂酸
→
803687-25-4
Ethyl 3-(3,4-difluorophenyl)propanoate
375368-92-6
ethyl 3-(3,4-difluorophenyl)acrylate
75-36-5
乙酰氯
+
161712-75-0
3-(3,4-二氟苯基)丙酸