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[摘要]
采用薄层扫描法测定了15批穿心莲商品药材中穿心莲内酯、脱水穿心莲内酯的含量,并进行了比较。结果脱水穿心莲内酯高于穿心莲内酯的占26.7%,穿心莲内酯高于脱水穿心莲内酯的占53.3%,两者含量差异在±10%以内的占20.0%。
[Key word]
[Abstract]
Contents of andrographolide (Ⅰ) and 14-deoxy-11,12-didehydroandrographolide (Ⅱ),the two bicyclic diterpenoid lactones in fifteen batches of the crude herb Andrographis paniculata (Burm.f.) Nees obtained from the market were determined by TLCS.The results showed that 26.7% of the samples were more rich inⅡthan Ⅰ,and 53.3% of the samples were more rich inⅠ than Ⅱ.The remaining 20.0% showed a difference within±10%
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