23786-93-8
4H-1-苯并吡喃-4-酮,2,3-二氢-3,5,7-三羟基-2-(4-羟基苯基)-
+
407-25-0
三氟乙酸酐
→
~94%
156519-25-4
1-(2-ethoxycyclopenten-1-yl)-2,2,2-trifluoroethanone