Description

(17E)-Cholesta-5,17(20)-Dien-3β-Ol Acetate is a high-purity steroidal intermediate of significant importance in pharmaceutical research and synthesis. This compound serves as a critical building block for the development of novel steroid-based therapeutics and active pharmaceutical ingredients (APIs). It is primarily needed by research institutions, pharmaceutical manufacturers, and fine chemical producers engaged in advanced steroid chemistry, process development, and the synthesis of complex bioactive molecules.

Application

• Pharmaceutical Intermediate: A key precursor in the multi-step synthesis of complex steroid-based drugs and active pharmaceutical ingredients (APIs).
• Research & Development: Used in academic and industrial laboratories for exploring new synthetic pathways and studying structure-activity relationships (SAR) in medicinal chemistry.
• Process Chemistry: Employed in the scale-up and optimization of manufacturing processes for steroidal compounds.
• Reference Standard: Serves as a high-purity analytical standard for quality control and method validation in pharmaceutical analysis.
• Biochemical Research: Utilized in studies investigating steroid metabolism, receptor interactions, and biological signaling pathways.

Basic Information

Product Name	(17E)-Cholesta-5,17(20)-Dien-3β-Ol Acetate
CAS No.	56312-72-2
Molecular Formula	C₂₉H₄₆O₂
Molecular Weight	426.68 g/mol
Synonyms	Cholesta-5,17(20)-dien-3β-ol, acetate; 3β-Acetoxycholesta-5,17(20)-diene; (3β)-Cholesta-5,17(20)-dien-3-yl acetate; 5,17(20)-Cholestadien-3β-ol acetate; δ5,17(20)-Cholestadien-3β-ol acetate; 3β-Acetoxy-5,17(20)-cholestadiene
EINECS	Contact for details

Quality Control

Our (17E)-Cholesta-5,17(20)-Dien-3β-Ol Acetate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all critical quality attributes. Our commitment to quality supports compliance with cGMP and other relevant pharmaceutical industry standards for advanced intermediates.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). Keep the container tightly sealed in a dry environment to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Solvent Residues (GC)	Meets ICH guidelines

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