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[Swertiapunimarin from Swertia punicea Hemsl]
1Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences, Beijing.
Yao Xue Xue Bao = Acta Pharmaceutica Sinica
|January 1, 1993
Summary
Researchers discovered swertiapunimarin, a novel secoiridoid glycoside, from the Swertia punicea plant. Its structure was identified as 6'-O-beta-D-glucopyranosylsweroside through detailed analysis.
Area of Science:
- Phytochemistry
- Natural Product Chemistry
- Organic Chemistry
Context:
- Swertia punicea is a plant species with potential medicinal properties.
- Secoiridoid glycosides are a class of compounds found in various plants.
- Isolation and structural elucidation of novel compounds are crucial in natural product research.
Purpose:
- To isolate and characterize new chemical constituents from Swertia punicea.
- To elucidate the structure of a novel secoiridoid glycoside.
- To identify known compounds present in the plant for a comprehensive phytochemical profile.
Summary:
- A new secoiridoid glycoside, named swertiapunimarin (I), was successfully isolated from the whole plant of Swertia punicea Hemsl.
- The structure of swertiapunimarin was determined to be 6 -O-beta-D-glucopyranosylsweroside using comprehensive chemical and spectroscopic methods.
- In addition to the new compound, seven known compounds including sweroside (II), swertiamarin (III), oleanolic acid (IV), daucosterol (V), beta-sitosterol (VI), 2,3-dihydroxy-1,4-benzodicarboxylic acid (VII), and methylswertianin (VIII) were identified.
Impact:
- This discovery expands the knowledge of the phytochemical diversity of the Swertia genus.
- The identification of swertiapunimarin provides a new lead compound for potential pharmacological investigations.
- The comprehensive analysis contributes to the chemotaxonomic understanding of Swertia punicea.