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Contents of hypericin and pseudohypericin in five commercial products of St John's wort (Hypericum perforatum)

✍ Scribed by Zhao-Jun Wang; Shih-Mei Lin; Miao-Lin Hu


Publisher
John Wiley and Sons
Year
2004
Tongue
English
Weight
83 KB
Volume
84
Category
Article
ISSN
0022-5142

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Hypericum perforatum—Chemical profiling
✍ M. Ganzera; J. Zhao; I.A. Khan 📂 Article 📅 2002 🏛 John Wiley and Sons 🌐 English ⚖ 152 KB

The analysis of ¯avonoids, naphthodianthrones, and the phloroglucinol derivative hyperforin in H. perforatum is described in this article. In a 35-min HPLC run nine major compounds could be identi®ed and baseline separated in the methanolic plant extracts. For an optimum separation the mobile phase