Description

3-Epi-25-Hydroxy Vitamin D2 is a significant metabolite and analog of Vitamin D2, identified by CAS No. 908126-48-7. This compound is crucial for research into Vitamin D metabolism, receptor binding, and biological activity, serving as a key analytical standard and reference material. It is primarily utilized by researchers and manufacturers in the pharmaceutical, biotechnology, and nutraceutical industries for method development, quality control, and advanced metabolic studies.

Application

• Pharmaceutical Reference Standard: Used for the calibration, validation, and quality control of analytical methods (e.g., HPLC, LC-MS) in drug development and manufacturing.
• Metabolic Pathway Research: A vital tool for studying the intricate metabolism, activation, and deactivation pathways of Vitamin D2 and its analogs.
• Biochemical Assay Development: Employed in the development of competitive binding assays, immunoassays, and other tests to measure Vitamin D metabolites.
• Clinical Research Material: Serves as a critical component in research investigating Vitamin D status, deficiency, and related endocrine functions.
• Nutraceutical Analysis: Acts as a high-purity standard for ensuring the accuracy and reliability of potency assays in Vitamin D2-fortified products and supplements.

Basic Information

Product Name	3-Epi-25-Hydroxy Vitamin D2
CAS No.	908126-48-7
Molecular Formula	C28H44O2
Molecular Weight	412.65 g/mol
Synonyms	3-Epi-25-Hydroxyergocalciferol; 3-Epi-25-OH Vitamin D2; (3S,5Z,7E,22E)-9,10-Secocholesta-5,7,10(19),22-tetraene-3,25-diol; 25-Hydroxy-3-epi Vitamin D2; 3-Epi-25(OH)D2; 25-Hydroxy-3-epiergocalciferol
EINECS	Contact for details

Quality Control

Our 3-Epi-25-Hydroxy Vitamin D2 is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets the high standards required for research and analytical applications. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and consistent quality.

Storage

Preserve in a tightly closed container, protected from light. Store at 2-8°C under an inert atmosphere (e.g., argon or nitrogen) to prevent oxidation. For long-term storage, keep desiccated at -20°C.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Loss on Drying	≤ 0.5%

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