N,N'-dimethyl-(6R,10R)-bis(phenylmethyl)-1,4-dioxaspiro[4,5]-decane-(2R,3R)-dicarboxamide 在
lithium aluminium tetrahydride 、
potassium carbonate 作用下,
以
四氢呋喃 、
乙腈 为溶剂,
反应 8.0h,
生成 N,N'-dimethyl-N,N,N',N'-tetrakis[(4-methylphenyl)methyl]-(6R,10R)-bis(phenylmethyl)-1,4-dioxaspiro[4,5]-decane-(2S,3S)-dimethanaminium dibromide