溴新斯的明的合成 CH3 CH3 HO NH2 (CH3)2S04 HO、 -C9 NaO N NaOH -CH3 CH3 CH3 CH3 (CH3)2NCOCI CH3 太CH3 Br neostigmine bromide 18 18 N O H3C O CH3 N(CH3)3 Br neostigmine bromide HO NH2 (CH3)2SO4 HO N CH3 CH3 NaOH NaO N CH3 CH3 (CH3)2NCOCl O N CH3 CH3 N H3C O CH3 CH3Br 溴新斯的明的合成