111971-29-0
2-Amino-4-(4-methylphenyl)pyridine
→
111971-30-3
p-tolyl-4 bromo-2 pyridine
109-04-6
邻溴吡啶
111971-31-4
4-(4-methylphenyl)-2-[4-(4-methylphenyl)pyridin-2-yl]pyridine