186581-53-3
重氮甲烷
+
7154-66-7
2-溴苯甲酰氯
→
~93%
46004-44-8
1-(2-bromophenyl)-2-diazonioethenolate
49851-55-0
2-溴-1-(2-溴苯基)乙酮
18698-97-0
邻溴苯乙酸