Description

(17Z)-Cholesta-5,17(20)-Dien-3β-Ol Acetate CAS NO 56312-71-1 is a high-purity steroidal acetate derivative, a key intermediate in the synthesis of complex pharmaceutical compounds and fine chemicals. Its precise molecular structure makes it an essential building block for research and development in advanced organic synthesis. This compound is primarily utilized by pharmaceutical R&D laboratories, fine chemical manufacturers, and academic research institutions focused on steroid chemistry and novel therapeutic development.

Application

• Pharmaceutical Intermediate: A critical precursor in the multi-step synthesis of novel steroid-based drugs and active pharmaceutical ingredients (APIs).
• Fine Chemical Synthesis: Serves as a specialized building block for creating complex organic molecules in custom synthesis and process development.
• Biochemical Research: Used in academic and industrial research to study steroid metabolism, receptor interactions, and biosynthetic pathways.
• Reference Standard: Employed as a high-purity analytical standard for method development and quality control in pharmaceutical analysis.
• Material Science Research: Investigated for potential applications in the development of advanced organic materials and liquid crystals.

Basic Information

Product Name	(17Z)-Cholesta-5,17(20)-Dien-3β-Ol Acetate
CAS No.	56312-71-1
Molecular Formula	C₂₉H₄₆O₂
Molecular Weight	426.68 g/mol
Synonyms	Cholesta-5,17(20)-dien-3β-ol acetate; (17Z)-Cholesta-5,17(20)-dien-3β-yl acetate; 3β-Acetoxycholesta-5,17(20)-diene; 3β-Hydroxycholesta-5,17(20)-diene 3-acetate; Cholestadienyl acetate; Steroid intermediate 56312-71-1
EINECS	Contact for details

Quality Control

Our (17Z)-Cholesta-5,17(20)-Dien-3β-Ol Acetate is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles. We adhere to cGMP principles where applicable, and our quality protocols are designed to meet the stringent requirements of pharmaceutical and advanced research applications.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at controlled room temperature (15-25°C) to prevent oxidation and degradation. Keep the container in a cool, dry, and well-ventilated area, away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Solvent Residues (GC)	Meets ICH guidelines
Loss on Drying	≤ 0.5%

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