19320-74-2
dimethyl(phenacyl)selanium,bromide
+
119-26-6
2,4-二硝基苯肼
→
~90%
38293-71-9
Acetophenone, 2-chloro-, 2,4-(dinitrophenyl)hydrazone
532-27-4
2-氯苯乙酮