815-52-1
2-溴-3-戊酮
+
603-35-0
三苯基膦
→
~58%
111114-34-2
3-oxopentan-2-yl(triphenyl)phosphanium,bromide
96-22-0
二乙基酮
72522-40-8
7-hydroxy-4,6-dimethylnonan-3-one