Description

Cholesta-5,20(22),24-Trien-3β-Ol Acetate is a high-purity sterol derivative, specifically an acetate ester of a polyunsaturated cholesterol analog. This compound serves as a crucial advanced intermediate in the synthesis of complex steroid-based molecules, including vitamin D analogs and other biologically active sterols. It is primarily utilized by pharmaceutical R&D laboratories and fine chemical manufacturers engaged in the development of novel therapeutic agents and reference standards.

Application

• Pharmaceutical Intermediate: A key building block in the multi-step synthesis of vitamin D3 analogs and other steroid-based active pharmaceutical ingredients (APIs).
• Biochemical Research: Used as a precursor or reference standard in metabolic pathway studies, particularly those involving cholesterol biosynthesis and modification.
• Fine Chemical Synthesis: Serves as a specialized starting material for creating custom sterol derivatives with tailored biological activity for research purposes.
• Reference Standard: Employed in analytical laboratories for method development, calibration, and quality control testing of related sterol compounds.

Basic Information

Product Name	Cholesta-5,20(22),24-Trien-3β-Ol Acetate
CAS No.	41083-99-2
Molecular Formula	C29H44O2
Molecular Weight	424.66 g/mol
Synonyms	3β-Acetoxycholesta-5,20(22),24-triene; (3β)-Cholesta-5,20(22),24-trien-3-ol Acetate; 3β-Hydroxycholesta-5,20(22),24-triene 3-Acetate; Cholestatrienol Acetate; 5,20(22),24-Cholestatrien-3β-ol Acetate; 3β-Acetoxy-5,20(22),24-cholestatriene
EINECS	Contact for details

Quality Control

Our Cholesta-5,20(22),24-Trien-3β-Ol Acetate is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by spectroscopic methods (NMR, IR). We provide a detailed Certificate of Analysis (COA) with every shipment, ensuring traceability and compliance with your research or production specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The product is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Solvent Residues (GC)	Meets ICH guidelines

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