Description

Lecithindistearoyl is a chemically defined, semi-synthetic phospholipid derived from lecithin. This compound is valued for its excellent emulsifying and stabilizing properties, offering superior consistency and control compared to natural lecithin blends. It is primarily utilized in the pharmaceutical and high-end cosmetic industries where precise formulation and batch-to-batch reproducibility are critical. Global B2B buyers rely on this ingredient for its role in creating stable, high-performance delivery systems and finished products.

Application

• Pharmaceutical Excipient: Used as a key emulsifier and dispersing agent in injectable lipid emulsions, liposomal drug delivery systems, and topical formulations.
• Cosmetic & Personal Care: Functions as a high-performance emulsifier and skin-conditioning agent in creams, lotions, and serums requiring enhanced stability and texture.
• Nutraceutical Encapsulation: Employed in the production of phospholipid-based supplements and for encapsulating sensitive active ingredients to improve bioavailability.
• Advanced Material Science: Serves as a surface-active agent and stabilizer in the synthesis of nanoparticles and other specialized materials.
• Research & Development: Used as a standard or reagent in biochemical and biophysical research involving membrane models and lipid studies.

Basic Information

Product Name	Lecithindistearoyl
CAS No.	4539-70-2
Molecular Formula	C44H86NO8P
Molecular Weight	788.13 g/mol
Synonyms	1,2-Distearoyl-sn-glycero-3-phosphocholine; DSPC; Distearoylphosphatidylcholine; Phosphatidylcholine, distearoyl; 3-sn-Phosphatidylcholine, 1,2-distearoyl; Lecithin, distearoyl; L-α-Distearoyl lecithin
EINECS	224-880-1

Quality Control

Our Lecithindistearoyl is manufactured under strict quality management systems. Each batch is tested to ensure it meets high-purity standards suitable for pharmaceutical and cosmetic applications. Key parameters include identity confirmation, assay (purity), and control of related substances. A comprehensive Certificate of Analysis (COA) documenting these results is provided with every shipment to ensure full traceability and compliance with your quality requirements.

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 low-humidity environment to prevent degradation. For long-term storage, consider using desiccants.

Specification

Item	Specification
Appearance	White to off-white powder or solid
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm
Solvents (Residual)	Meets ICH guidelines

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