Description

5-α-Cholestan-3-α-Ol Acetate is a high-purity sterol derivative, specifically the acetate ester of 5α-cholestan-3α-ol, valued for its defined chemical structure and consistent performance as a key intermediate in advanced organic synthesis. This compound is essential for research and development in the pharmaceutical and life sciences sectors, where precise molecular building blocks are required. It serves as a critical reference standard and synthetic precursor for the development of steroid-based compounds, targeting industries focused on fine chemicals and active pharmaceutical ingredient (API) manufacturing.

Application

• Pharmaceutical Intermediate: A crucial building block in the multi-step synthesis of complex steroid molecules and active pharmaceutical ingredients (APIs).
• Biochemical Research: Used as a reference standard or substrate in metabolic pathway studies, enzyme inhibition assays, and receptor binding research.
• Fine Chemical Synthesis: Serves as a starting material or intermediate for producing specialized sterol derivatives with modified biological activity.
• Analytical Standard: Employed in chromatographic analysis (HPLC, GC) for method development, calibration, and quality control of related sterol compounds.
• Academic & Industrial R&D: Utilized in exploratory chemistry for developing new compounds with potential therapeutic or diagnostic applications.

Basic Information

Product Name	5-α-Cholestan-3-α-Ol Acetate
CAS No.	1107-59-1
Molecular Formula	C₂₉H₅₀O₂
Molecular Weight	428.71 g/mol
Synonyms	Cholestanol Acetate; 3α-Acetoxy-5α-cholestane; 5α-Cholestan-3α-yl acetate; Dihydrocholesterol Acetate; 3α-Hydroxy-5α-cholestane 3-acetate; (3α,5α)-Cholestan-3-ol acetate; 5α-Cholestan-3β-ol acetate (isomer reference); Stigmastanol acetate (related compound)
EINECS	214-170-4

Quality Control

Our 5-α-Cholestan-3-α-Ol Acetate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets the high standards required for research and synthesis. A detailed Certificate of Analysis (COA) providing full specifications and test results is available for every shipment upon request.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (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.