Description

Fluorescein-Dipalmitoylphosphatidylethanolamine is a high-purity, fluorescently labeled phospholipid conjugate essential for advanced biophysical and cell biology research. This compound serves as a critical tool for membrane studies, enabling the visualization and tracking of lipid dynamics in model and cellular systems. It is primarily utilized by researchers and manufacturers in the life sciences, pharmaceutical development, and diagnostic reagent sectors.

Application

• Liposome and Biomembrane Labeling: Acts as a fluorescent probe for the preparation, characterization, and stability studies of liposomal drug delivery systems and artificial membranes.
• Cell Membrane Trafficking & Fusion Assays: Used to visualize and quantify lipid mixing, endocytosis, exocytosis, and intracellular vesicle transport in live-cell imaging.
• Fluorescence Microscopy & Imaging: Serves as a stable, lipophilic fluorescent marker for confocal and super-resolution microscopy to study membrane organization and lipid raft domains.
• Flow Cytometry (FACS): Enables the detection and sorting of specific cell populations based on membrane labeling in immunology and cancer research.
• Biophysical Research: Employed in Förster Resonance Energy Transfer (FRET) and fluorescence polarization assays to investigate lipid-protein interactions and membrane fluidity.
• Diagnostic Reagent Development: Incorporated into fluorescent biosensors and assay kits for the detection of phospholipases or other membrane-associated enzymes.

Basic Information

Product Name	Fluorescein-Dipalmitoylphosphatidylethanolamine
CAS No.	87706-98-7
Molecular Formula	C81H123N2O16P
Molecular Weight	1387.84 g/mol
Synonyms	F-DPPE; Fluorescein-DPPE; 1,2-Dipalmitoyl-sn-glycero-3-phosphoethanolamine-N-(fluorescein); N-(Fluorescein-5-thiocarbamoyl)-1,2-dihexadecanoyl-sn-glycero-3-phosphoethanolamine; Fluorescein PE; Fluorescein Phosphatidylethanolamine; Fluorescein-labeled DPPE; Fluorescein-conjugated DPPE
EINECS	Contact for details

Quality Control

Our Fluorescein-Dipalmitoylphosphatidylethanolamine is manufactured under strict quality systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the stringent requirements for research and diagnostic applications. A Certificate of Analysis (COA) detailing purity, fluorescence properties, and absence of critical impurities is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store at -20°C or below under desiccant. This product is hygroscopic (moisture-sensitive) and light-sensitive. Allow the vial to equilibrate to room temperature before opening to minimize condensation and moisture uptake.

Specification

Item	Specification
Appearance	Yellow to orange solid or film
Identification (HPLC/UV-Vis)	Conforms
Purity (HPLC)	≥ 95%
Extinction Coefficient (ε)	~68,000 cm-1M-1 at 492 nm
Excitation/Emission Maxima	~492 nm / ~518 nm
Solubility	Soluble in chloroform, methanol, DMSO

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