Description

β-Sitosterol Acetate is a high-purity acetylated derivative of the plant sterol β-sitosterol. This compound is valued for its enhanced stability and lipophilicity, making it a crucial intermediate and functional ingredient in advanced manufacturing. It is primarily sought by producers in the pharmaceutical, nutraceutical, and high-performance cosmetic industries for applications requiring precise sterol modification.

Application

• Pharmaceutical Intermediates: Used in the synthesis of steroid-based active pharmaceutical ingredients (APIs) and hormone analogs.
• Nutraceutical Formulations: Incorporated into dietary supplements for cholesterol management and prostate health support, often as a standardized extract component.
• Cosmetic & Personal Care: Acts as a skin-conditioning agent and emulsifier in anti-aging creams, lotions, and serums.
• Research & Development: Serves as a standard or reagent in biochemical research, particularly in studies of lipid metabolism and membrane biology.
• Food Additives: Utilized as a component in functional food products designed for heart health.
• Industrial Biotechnology: Employed as a substrate or precursor in microbial transformation processes to produce other valuable steroidal compounds.

Basic Information

Product Name	β-Sitosterol Acetate
CAS No.	915-05-9
Molecular Formula	C₃₁H₅₂O₂
Molecular Weight	456.75 g/mol
Synonyms	β-Sitosterol acetate; 22,23-Dihydrostigmasterol acetate; Stigmast-5-en-3β-ol acetate; (3β)-Stigmast-5-en-3-yl acetate; 24-Ethylcholest-5-en-3β-ol acetate; Clionasterol acetate; Phytosterol acetate
EINECS	Contact for details

Quality Control

Our β-Sitosterol Acetate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets stringent specifications for pharmaceutical and nutraceutical use. Certificates of Analysis (COA) documenting all critical parameters are available 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 (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 reference spectrum
Assay (HPLC)	≥ 95.0%
Melting Point	134 - 138 °C
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 20 ppm
Residual Solvents	Complies with ICH guidelines

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