Description

Cholesta-5,20(21)-Dien-3β-Ol is a high-purity sterol derivative, a key intermediate in the synthesis of complex bioactive molecules. This compound matters for its role as a versatile building block in pharmaceutical research and fine chemical manufacturing, enabling the development of novel therapeutic agents and reference standards. It is primarily needed by R&D laboratories and production facilities in the pharmaceutical, biotechnology, and advanced organic synthesis sectors.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of steroid-based drugs, hormone analogs, and other bioactive compounds.
• Research & Development: Used as a reference standard and starting material in medicinal chemistry for exploring new therapeutic pathways.
• Biochemical Research: Serves as a substrate or inhibitor in enzymatic studies related to cholesterol metabolism and sterol biosynthesis.
• Fine Chemical Synthesis: Employed in the multi-step synthesis of complex natural products and specialized organic molecules.
• Analytical Standard: Utilized in analytical laboratories for method development, calibration, and quality control testing via HPLC, GC, or LC-MS.

Basic Information

Product Name	Cholesta-5,20(21)-Dien-3β-Ol
CAS No.	41083-90-3
Molecular Formula	C₂₇H₄₄O
Molecular Weight	384.64 g/mol
Synonyms	Cholesta-5,20(21)-dien-3β-ol; 3β-Hydroxycholesta-5,20(21)-diene; (3β)-Cholesta-5,20(21)-dien-3-ol; 5,20(21)-Cholestadien-3β-ol; δ⁵,²⁰(²¹)-Cholestadien-3β-ol; Sterol derivative 41083-90-3
EINECS	Contact for details

Quality Control

Our Cholesta-5,20(21)-Dien-3β-Ol is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including identification by spectroscopic methods and purity assessment by chromatography, to ensure it meets the high standards required for research and synthesis. Certificates of Analysis (COA) detailing specific results are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%

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