Description

Cholesteryl Sodium Sulfate is a high-purity, anionic derivative of cholesterol, widely recognized for its surfactant and emulsifying properties. This compound is essential for formulating stable, biocompatible systems in advanced pharmaceutical and cosmetic applications. It is particularly valued by manufacturers in the life sciences and personal care industries for its role in enhancing drug delivery and product stability.

Application

• Pharmaceutical Excipient: Used as a solubilizing agent and stabilizer in injectable formulations and topical preparations.
• Liposome & Nanoparticle Preparation: A key component for creating charged lipid bilayers to improve the encapsulation efficiency and targeting of active pharmaceutical ingredients.
• Biochemical Research: Employed as a standard or reagent in studies involving membrane biophysics, cholesterol metabolism, and surfactant science.
• Cosmetic Emulsions: Acts as a mild anionic emulsifier and stabilizer in high-end skincare products, lotions, and creams.
• Diagnostic Reagents: Utilized in the formulation of certain clinical diagnostic kits and assays.

Basic Information

Product Name	Cholesteryl Sodium Sulfate
CAS No.	2864-50-8
Molecular Formula	C27H45NaO4S
Molecular Weight	488.70 g/mol
Synonyms	Sodium Cholesteryl Sulfate; Cholesteryl Sulfate Sodium Salt; 3β-Hydroxy-5-cholesten-3-yl Sulfate Sodium Salt; 5-Cholesten-3β-ol Sulfate Sodium Salt; Cholesterol Sulfate Sodium Salt; Sodium Cholesterol Sulfate; NSC 69811
EINECS	220-680-8

Quality Control

Our Cholesteryl Sodium Sulfate is manufactured under a strict quality management system. Each batch is subjected to comprehensive analytical testing, including identification, purity assay, and impurity profiling, to ensure it meets stringent specifications for research and production use. Certificates of Analysis (COA) documenting full compliance are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Heavy Metals	≤ 20 ppm
Residue on Ignition	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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