A new steroid from Selaginella pulvinata

Area of Science:

• Phytochemistry
• Natural Product Chemistry
• Organic Chemistry

Background:

• Selaginella pulvinata is a plant species known for its rich phytochemical profile.
• Steroids are a class of organic compounds with diverse biological activities.
• Isolation and characterization of novel natural products contribute to understanding plant chemical diversity.

Purpose of the Study:

• To isolate and identify new chemical constituents from the aerial parts of Selaginella pulvinata.
• To elucidate the structure of an unknown steroid compound using spectroscopic methods.

Main Methods:

• Extraction of plant material (aerial parts of Selaginella pulvinata).
• Chromatographic techniques for isolation of the compound.
• Spectroscopic analysis including NMR and Mass Spectrometry for structural elucidation.

Main Results:

• A new steroid, designated as 3beta,16alpha-dihydroxy-(5alpha)-cholestan-21-oic acid, was successfully isolated.
• The structure of the isolated steroid was determined through detailed analysis of its spectral data.

Conclusions:

• The study reports the discovery of a new steroid from Selaginella pulvinata.
• The findings expand the knowledge of steroid chemistry in the Selaginella genus.