用二氯亚砜将萘普生酰氯化，在氮气保护下与脱镁叶绿酸交联，以硅胶柱层析分离产物。
Naproxin was treated by thionyl chloride, then conjugated to Phaeophorbide under protection of N2. The compound was purified by silica gel column.
采用80%的酸性乙醇提取、硅胶柱层析分离、乙醚分级沉淀、丙酮重结晶的工艺方法，从苦参中分离得到氧化槐果碱单体。
Besed on the extract with 80% acidities alcohol, separation by silica gel, precipitation by ether, oxysophocarpine was obtained from Sophora flavescens.
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