Description

(22E)-5β-Ergost-22-En-3-One is a specific ergostane-type steroid derivative characterized by its unique conjugated enone structure. This compound is of significant interest in research and development due to its role as a key intermediate or reference standard in the synthesis and study of more complex steroidal molecules. It is primarily utilized by the pharmaceutical, biotechnology, and academic research sectors for applications in organic synthesis, analytical method development, and biochemical studies.

Application

• Pharmaceutical Intermediate: Serves as a crucial building block in the multi-step synthesis of novel steroid-based drug candidates and active pharmaceutical ingredients (APIs).
• Analytical Reference Standard: Used for the calibration of analytical instruments (HPLC, GC-MS) and as a certified standard for quality control and purity assessment in research and manufacturing.
• Biochemical Research: Employed in studies investigating sterol biosynthesis pathways, enzyme inhibition, and the structure-activity relationships (SAR) of steroidal compounds.
• Organic Synthesis: Acts as a starting material or intermediate for the preparation of modified sterols and other specialized organic molecules with potential biological activity.
• Academic & Industrial R&D: Provides a high-purity chemical entity for fundamental research in medicinal chemistry, natural product chemistry, and material science.

Basic Information

Product Name	(22E)-5β-Ergost-22-En-3-One
CAS No.	18865-44-6
Molecular Formula	C₂₈H₄₆O
Molecular Weight	398.67 g/mol
Synonyms	5β-Ergost-22-en-3-one; (22E)-Ergosta-22-en-3-one (5β); 5β-Ergosta-22-en-3-one; Ergost-22-en-3-one (5β); 3-Oxo-5β-ergost-22-ene; 5β,22E-Ergost-22-en-3-one
EINECS	Contact for details

Quality Control

Our (22E)-5β-Ergost-22-En-3-One is produced and handled under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is subjected to comprehensive analytical testing, including identity confirmation and purity determination via advanced chromatographic methods. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). This product is light-sensitive and should be stored away from direct light exposure.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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