Description

Guggulsterone E CAS NO 39025-24-6 is a specific, bioactive phytosterol compound isolated from the resin of the Commiphora wightii (Guggul) tree. This compound is valued for its role as a key reference standard and active ingredient in advanced research and product development. It is primarily sought by manufacturers and research institutions in the pharmaceutical, nutraceutical, and cosmeceutical sectors for its targeted biological activity.

Application

• Pharmaceutical Reference Standard: Used for the identification, assay, and purity testing of guggul extracts and related formulations in quality control laboratories.
• Nutraceutical Formulations: Incorporated into dietary supplements targeting metabolic and inflammatory pathways, often as a characterized active component.
• Biomedical Research: Serves as a critical tool in preclinical studies investigating lipid metabolism, endocrine function, and receptor interactions.
• Cosmeceutical Actives: Utilized in advanced skincare products for its purported anti-inflammatory and sebum-regulating properties.
• Herbal Extract Standardization: Essential for standardizing commercial guggul extracts to ensure consistent potency and efficacy.

Basic Information

Product Name	Guggulsterone E
CAS No.	39025-24-6
Molecular Formula	C21H28O2
Molecular Weight	312.45 g/mol
Synonyms	(E)-Guggulsterone; trans-Guggulsterone; (17E)-Pregna-4,17-diene-3,16-dione; NSC 1661; 4,17(20)-cis-Pregnadiene-3,16-dione; Guggulsterone, (E)-isomer; Commisterone E
EINECS	Contact for details

Quality Control

Our Guggulsterone E is produced under strict quality management protocols. Each batch is subjected to comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to ensure full traceability and compliance with your research or manufacturing requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure the container is sealed after each use to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (HPLC/IR)	Conforms to reference standard
Assay (HPLC)	≥98.0%
Loss on Drying	≤1.0%
Residue on Ignition	≤0.1%
Heavy Metals (as Pb)	≤10 ppm
Related Substances (HPLC)	Total impurities ≤2.0%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.