Description

Dimethyl n-Octadecyl-L-Aspartate is a high-purity, long-chain amino acid ester derivative. This specialty chemical is valued for its unique surfactant and emulsifying properties derived from its aspartic acid backbone and stearyl chain. It serves as a critical intermediate and functional additive in advanced material science and personal care formulations. Key industries that utilize this compound include cosmetics, pharmaceuticals, and specialty polymer manufacturing.

Application

• Cosmetic & Personal Care Formulations: Acts as a high-performance emulsifier, skin-conditioning agent, and viscosity modifier in creams, lotions, and sunscreens.
• Pharmaceutical Intermediates: Used in the synthesis of prodrugs, lipid-based drug delivery systems, and bioactive molecules.
• Specialty Polymer Synthesis: Serves as a monomer or co-monomer for creating biodegradable polymers, polyamides, and functionalized resins.
• Lubricant & Grease Additives: Functions as a friction modifier and anti-wear agent in high-performance lubricant formulations.
• Textile & Fiber Treatment: Imparts softness, hydrophobicity, and anti-static properties to synthetic and natural fibers.
• Agricultural Adjuvants: Used as a surfactant and penetrant in pesticide and herbicide formulations to enhance efficacy.

Basic Information

Product Name	Dimethyl n-Octadecyl-L-Aspartate
CAS No.	68630-94-4
Molecular Formula	C24H47NO4
Molecular Weight	413.64 g/mol
Synonyms	L-Aspartic acid, N-(1-oxooctadecyl)-, dimethyl ester; Dimethyl N-stearyl-L-aspartate; N-Stearyl-L-aspartic acid dimethyl ester; Octadecanoyl-L-aspartic acid dimethyl ester; Aspartic acid dimethyl ester stearyl amide; N-Octadecanoyl-L-aspartic acid dimethyl ester; (S)-Dimethyl 2-(octadecanamido)succinate
EINECS	Contact for details

Quality Control

Our Dimethyl n-Octadecyl-L-Aspartate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and spectroscopic identification (IR, NMR), to ensure it meets exacting specifications. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all critical quality parameters. Our commitment to cGMP and ISO principles guarantees consistent quality and traceability for our global B2B clients.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed after opening to prevent degradation due to atmospheric moisture. Keep away from heat sources and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder or waxy solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 10 ppm

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