1-tert-Butyl 6-methyl 1H-indazole-1,6-dicarboxylate

4-溴-吲唑-6-甲酸甲酯

联硼酸频那醇酯

三甲基硅烷化重氮甲烷

3-Bromo-4-methyl-5-nitrobenzoic acid