Description

Cholest-5-Ene-3β,7α-Diol 7-Octadecanoate is a high-purity sterol ester derivative, specifically the 7-octadecanoate ester of 7α-hydroxycholesterol. This compound serves as a critical reference standard and synthetic intermediate for research and development in advanced organic chemistry and life sciences. It is primarily utilized by pharmaceutical R&D laboratories, academic research institutions, and fine chemical manufacturers working on steroid-based compounds, metabolic pathway studies, and novel therapeutic agents.

Application

• Pharmaceutical Reference Standard: Used for the identification, purity testing, and quantification of related sterol compounds in analytical method development and validation (HPLC, GC-MS).
• Biochemical Research: Acts as a key intermediate or substrate in the study of cholesterol metabolism, enzymatic transformations, and biosynthetic pathways.
• Organic Synthesis: Serves as a versatile building block for the synthesis of more complex steroid derivatives, drug candidates, and labeled compounds for tracer studies.
• Material Science Research: Investigated for potential use in the development of specialized liquid crystals or advanced organic materials due to its sterol-based structure.

Basic Information

Product Name	Cholest-5-Ene-3β,7α-Diol 7-Octadecanoate
CAS No.	58870-28-3
Molecular Formula	C₄₅H₈₀O₃
Molecular Weight	669.1 g/mol
Synonyms	7α-Hydroxycholesterol 7-stearate; 7α-Hydroxycholesteryl stearate; 7α-Hydroxycholest-5-en-3β-ol 7-octadecanoate; (3β,7α)-7-(Octadecanoyloxy)cholest-5-en-3-ol; Stearic acid 7α-hydroxycholesteryl ester; 7α-Hydroxycholesterol stearic acid ester
EINECS	Contact for details

Quality Control

Our Cholest-5-Ene-3β,7α-Diol 7-Octadecanoate is produced under a strict quality management system. Each batch is characterized and tested to ensure identity, purity, and consistency, meeting the stringent requirements for research and reference materials. Certificates of Analysis (COA) detailing specific analytical results (including assay by HPLC, identification by IR and NMR) are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The product is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

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