The structures of extracted lappaconitine and the lappaconitine hydrobromide were characterized by IR, elemental analysis, 1H NMR, 13C NMR and MS.

• 并用红外光谱、元素分析、核磁谱和质谱等测试技术对刺乌头碱及其氢溴酸盐进行了表征。