Description

4-Cholesten-3-α-Ol CAS NO 566-90-5 is a high-purity sterol derivative, specifically a monohydroxy cholesterol isomer. This compound serves as a critical intermediate and reference standard in advanced pharmaceutical research and fine chemical synthesis. It is primarily utilized by R&D laboratories and production facilities in the life sciences sector for developing novel therapeutic agents and conducting metabolic studies.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of steroid-based drugs and hormone analogs.
• Biochemical Research: Used as a reference standard in lipid metabolism studies and enzymatic pathway analysis.
• Analytical Chemistry: Serves as a high-purity calibration standard for chromatographic methods (HPLC, GC) and mass spectrometry.
• Nutraceutical Development: Investigated for use in advanced lipid formulations and dietary supplement research.
• Academic Research: Employed in university and institutional labs for organic chemistry and sterol biochemistry projects.
• Cosmetic Science: Explored as a potential bioactive ingredient in high-end skincare formulations targeting skin barrier function.

Basic Information

Product Name	4-Cholesten-3-α-Ol
CAS No.	566-90-5
Molecular Formula	C27H46O
Molecular Weight	386.66 g/mol
Synonyms	3α-Hydroxycholest-4-ene; Cholest-4-en-3α-ol; 3α-Hydroxy-δ4-cholestene; 4-Cholesten-3α-ol; 3α-Cholestenol; δ4-Cholesten-3α-ol; (3α)-Cholest-4-en-3-ol
EINECS	209-298-6

Quality Control

Our 4-Cholesten-3-α-Ol is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity verification and identity confirmation by IR and NMR spectroscopy. We provide full traceability and Certificates of Analysis (COA) are available for every shipment, ensuring compliance with research and development grade specifications.

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) in a cool, dry, and well-ventilated area. This product is light-sensitive and easily oxidized; prolonged exposure to air, light, or elevated temperatures should be avoided to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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