Description

(3β,22E,24ξ)-Ergosta-5,22-Diene-3,24,25-Triol 3-Acetate CAS NO 69425-75-8 is a specific, high-purity sterol derivative, a key intermediate in the synthesis of complex bioactive molecules. This compound matters for its role as a critical building block in pharmaceutical research and development, particularly for creating novel vitamin D analogs and other steroidal compounds. It is primarily needed by research institutions, pharmaceutical R&D laboratories, and fine chemical manufacturers focused on advanced synthesis and process development.

Application

• Pharmaceutical Intermediate: A crucial precursor in the multi-step synthesis of novel vitamin D2 and D3 analogs for therapeutic research.
• Steroid Chemistry Research: Used as a model compound or starting material for studying sterol biosynthesis pathways and chemical modifications.
• Biochemical Probe Development: Serves as a scaffold for developing probes to study sterol-protein interactions and metabolic enzymes.
• Reference Standard: Employed as a high-purity analytical standard in HPLC and LC-MS methods for quality control and metabolic studies.
• Fine Chemical Synthesis: A specialized building block for the custom synthesis of complex, high-value sterol-based compounds.
• Academic Research: Utilized in university and institutional labs for fundamental research in organic chemistry and natural product synthesis.

Basic Information

Product Name	(3β,22E,24ξ)-Ergosta-5,22-Diene-3,24,25-Triol 3-Acetate
CAS No.	69425-75-8
Molecular Formula	C₃₀H₄₈O₄
Molecular Weight	472.71 g/mol
Synonyms	Ergosta-5,22-diene-3,24,25-triol, 3-acetate; (22E,24ξ)-Ergosta-5,22-diene-3β,24,25-triol 3-acetate; 3β-Acetoxy-5,22-ergostadiene-24,25-diol; 24,25-Dihydroxy-3β-acetoxyergosta-5,22-diene; 3β-Acetoxy-24,25-dihydroxyergosta-5,22-diene; 24,25-Dihydroxyprovitamin D2 3-acetate; A derivative of Provitamin D2.
EINECS	Contact for details

Quality Control

Our (3β,22E,24ξ)-Ergosta-5,22-Diene-3,24,25-Triol 3-Acetate is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (NMR, IR, MS), to ensure it meets the exacting standards required for research and synthesis. Certificates of Analysis (COA) with detailed chromatographic and spectral data are available upon request to support your quality assurance and regulatory documentation.

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 light-sensitive (store away from light). For long-term storage, consider inert atmosphere conditions to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 95.0%
Related Substances (HPLC)	Total impurities ≤ 5.0%
Water Content (KF)	≤ 1.0%
Residual Solvents (GC)	Meets ICH guidelines

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