Description

Cholesteryl Heptadecanoate is a high-purity, synthetic cholesterol ester derived from heptadecanoic acid. This compound is valued for its role as a critical reference standard and a versatile biochemical building block in advanced research and development. It is primarily utilized by professionals in the pharmaceutical, life sciences, and specialty chemical industries for applications requiring precise lipid characterization and formulation.

Application

• Biochemical Research & Reference Standard: Serves as a critical analytical standard for chromatography (HPLC, GC) and mass spectrometry in lipidomics and metabolic studies.
• Pharmaceutical Development: Used in the formulation and study of liposomal drug delivery systems and as an excipient in controlled-release formulations.
• Cell Membrane & Biophysics Studies: Employed as a model compound to investigate lipid bilayer properties, membrane fluidity, and cholesterol ester metabolism.
• Diagnostic Reagents: A key component in the manufacturing of calibration kits and reagents for clinical diagnostics, particularly in cholesterol and lipid panel testing.
• Material Science: Investigated for use in liquid crystal displays (LCDs) and other advanced organic electronic materials due to its mesomorphic properties.
• Cosmetic & Personal Care: Functions as a high-end emollient and stabilizer in premium skincare formulations.

Basic Information

Product Name	Cholesteryl Heptadecanoate
CAS No.	24365-37-5
Molecular Formula	C44H78O2
Molecular Weight	639.10 g/mol
Synonyms	Cholesteryl margarate; 5-Cholesten-3β-ol 3-heptadecanoate; Cholesterol heptadecanoate ester; 3β-Heptadecanoyloxy-5-cholestene; Margaric acid cholesteryl ester; Cholest-5-en-3β-yl heptadecanoate; NSC 8885
EINECS	Contact for details

Quality Control

Every batch of our Cholesteryl Heptadecanoate is manufactured under strict quality management systems and undergoes comprehensive analytical testing. We ensure compliance with relevant industry standards for high-purity biochemicals. A detailed Certificate of Analysis (COA), including purity by HPLC, identity confirmation (IR, NMR), and impurity profiles, is provided with each shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store at 2-8°C under an inert atmosphere (e.g., nitrogen or argon) to prevent oxidation. Keep the container in a cool, dry, and well-ventilated area away from 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%
Heavy Metals	≤ 10 ppm
Residual Solvents (GC)	Complies with ICH guidelines

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