Description

Cholesteryl Oleate CAS NO 303-43-5 is a high-purity cholesterol ester formed from cholesterol and oleic acid, serving as a critical biochemical standard and research reagent. This compound is essential for studying lipid metabolism, membrane biophysics, and the role of cholesteryl esters in physiological and pathological processes. It is primarily utilized by research institutions, pharmaceutical developers, and diagnostic manufacturers focused on cardiovascular disease, atherosclerosis, and lipid storage disorders.

Application

• Biochemical Research & Standard: Used as a primary standard in analytical methods like HPLC and GC for quantifying cholesteryl esters in biological samples.
• Liposome & Drug Delivery System Formulation: Acts as a membrane-stabilizing component in the development of liposomal carriers for targeted drug delivery.
• Diagnostic Kit Manufacturing: A key component in calibrators and controls for clinical diagnostic assays measuring blood lipid profiles.
• Cell Culture & Membrane Studies: Employed in research to modulate membrane fluidity and study cholesterol trafficking within cells.
• Pharmaceutical Intermediate: Serves as a starting material or reference compound in the synthesis and development of novel therapeutic agents.
• Material Science: Investigated for its properties in the development of liquid crystal displays (LCDs) and other advanced organic materials.

Basic Information

Product Name	Cholesteryl Oleate
CAS No.	303-43-5
Molecular Formula	C45H78O2
Molecular Weight	651.11 g/mol
Synonyms	Cholesterol oleate; Oleic acid cholesteryl ester; Cholest-5-en-3β-yl (9Z)-octadec-9-enoate; 5-Cholesten-3β-ol 3-oleate; (3β)-Cholest-5-en-3-yl (9Z)-9-octadecenoate; Cholesterol, oleate; NSC 8798
EINECS	206-142-9

Quality Control

Our Cholesteryl Oleate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including identification (IR, NMR), purity assay (HPLC), and impurity profiling to ensure it meets stringent specifications for research and industrial use. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store at 2-8°C for long-term stability. The product is light-sensitive (store away from light) and should be handled under inert atmosphere when appropriate to prevent oxidation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	48 - 52 °C
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 10 ppm

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