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A Customizable Approach for the Enzymatic Production and Purification of Diterpenoid Natural Products
Published on: October 4, 2019
Monoterpenoids from Stachys glutinosa L
Anna Maria Serrilli1, Alessia Ramunno, Francesco Piccioni
1Dipartimento di Chimica e Istituto di Chimica Biomolecolare del CNR, Piazzale Aldo Moro 5, 00185 Rome, Italy.
Natural Product Research
|July 13, 2006
Summary
This study details the iridoid composition of Stachys glutinosa L., identifying known compounds and a new di-glycosidic iridoid, 5-allosyloxy-aucubin. The presence of allose in this genus suggests a significant chemotaxonomical characteristic.
Area of Science:
- Phytochemistry
- Plant Chemistry
- Chemotaxonomy
Background:
- The iridoid composition of Stachys species is crucial for understanding their chemical diversity.
- Previous phytochemical studies have established baseline knowledge for Stachys genus.
Purpose of the Study:
- To analyze the iridoidic profile of Stachys glutinosa L.
- To compare its composition with Stachys corsica Pers.
- To identify and characterize novel iridoid compounds.
Main Methods:
- Phytochemical analysis of Stachys glutinosa L. extracts.
- Spectroscopic data comparison (NMR, MS) for structural elucidation.
- Comparative analysis with known iridoids like harpagide and melittoside.
Main Results:
- Identified known iridoids: harpagide and acetyl-harpagide.
- Discovered and characterized a new di-glycosidic iridoid: 5-allosyloxy-aucubin.
- Confirmed the presence of allose, a rare sugar, in the Stachys genus.
Conclusions:
- The iridoidic profile of Stachys glutinosa L. includes known and novel compounds.
- 5-allosyloxy-aucubin represents a new addition to the iridoid family.
- The presence of allose in Stachys species may serve as a valuable chemotaxonomical marker.
