乙氧基乙炔溴化镁一重要的有机谜尔 OH t brma OEt OEt R Hg/h,o R OH OHOH OH R oEt R1 CHO R OEt R1 OEt CHO CHO乙氧基乙炔溴化镁－重要的有机试剂 R1 O R2 BrMg OEt OEt R2 R1 OH R2 R1 OH OEt OH R2 R1 OH OEt O R2 R1 OH OH R2 R1 OH CHO R2 CHO R1 R2 R1 OEt O O CHO + Hg/H2O [ H ] / H2O