82746-47-2
p-methylphenacyl-α-picolinium bromide
→
~87%
7496-81-3
2-(4-methylphenyl)indolizine
122-00-9
对甲基苯乙酮
109-06-8
2-甲基吡啶
619-41-0
2-溴-4'-甲基苯乙酮