99-81-0
2-溴-4'-硝基苯乙酮
+
603-35-0
三苯基膦
→
17730-93-7
[2-(4-nitrophenyl)-2-oxoethyl]-triphenylphosphanium
1439-43-6
1-(4-nitrophenyl)-2-(triphenyl-λ5-phosphanylidene)ethanone