isoimperatorin

1.Objective: To investigate the influences of different drying methods on the contents of imperatorin and isoimperatorin in alcohol extracts of Angelica dahurica.

摘要目的：考察常压、减压、冷冻、波4种方法对白芷醇提物中欧前胡和异欧前胡含量的影响。

2.Objective To study the accumulation of dry matter and changes of isoimperatorin content and accumulation in the root of Angelica dahurica in different growth and development duration.

摘要目的明确白芷不同生长时期物质根中异欧前胡质量分数和量变化。