Description

(22R,24ξ)-22,28-Epoxyergost-5-Ene-3β,25,28-Triol is a high-purity, sterol-derived chemical intermediate of significant interest in advanced research and development. This compound matters for its role as a critical building block in the synthesis of novel bioactive molecules and reference standards. It is primarily needed by pharmaceutical R&D teams, biotechnology companies, and academic research institutions focused on steroid chemistry, drug discovery, and metabolic pathway studies.

Application

• Pharmaceutical Research & Development: Serves as a key intermediate in the synthesis of novel steroidal drug candidates and active pharmaceutical ingredients (APIs).
• Biochemical Reference Standard: Used as a high-purity analytical standard for method development, validation, and quality control in laboratories.
• Academic & Contract Research: A valuable tool for studying enzyme interactions, metabolic pathways, and structure-activity relationships (SAR) in steroid biochemistry.
• Specialty Chemical Synthesis: Employed as a sophisticated starting material for creating custom sterol derivatives and fine chemicals.
• Life Science Reagents: Utilized in the formulation of specialized reagents and kits for cellular and molecular biology research.

Basic Information

Product Name	(22R,24ξ)-22,28-Epoxyergost-5-Ene-3β,25,28-Triol
CAS No.	80322-10-7
Molecular Formula	C₂₈H₄₄O₄
Molecular Weight	444.65 g/mol
Synonyms	22,28-Epoxyergost-5-ene-3β,25,28-triol; 3β,25,28-Trihydroxy-22,28-epoxyergost-5-ene; Ergost-5-ene-3β,25,28-triol, 22,28-epoxy-; (22R,24ξ)-22,28-Epoxyergost-5-ene-3β,25,28-triol; 22,28-Epoxy-3β,25,28-trihydroxyergost-5-ene; 22,28α-Epoxy-3β,25,28-trihydroxyergost-5-ene; Contact for additional trade names or abbreviations.
EINECS	Contact for details

Quality Control

Our (22R,24ξ)-22,28-Epoxyergost-5-Ene-3β,25,28-Triol is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and consistency for your critical work.

Storage

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

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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