Description

2-(Acetyloxy)Octadecanoic Acid 1-[(Acetyloxy)Methyl]Ethyl Ester is a specialized acetylated derivative of stearic acid, serving as a versatile intermediate and functional additive. This compound is valued for its ability to modify the physical properties and reactivity of base materials, offering enhanced compatibility and performance in advanced formulations. It is primarily sought by manufacturers in the polymer, lubricant, and personal care industries for its role as a plasticizer, viscosity modifier, and emollient precursor.

Application

• As a plasticizer and internal lubricant in PVC and other polymer systems to improve flexibility and processing.
• As a viscosity modifier and thickening agent in industrial lubricants and greases.
• As a key intermediate in the synthesis of more complex esters and specialty surfactants.
• As an emollient and skin-conditioning agent in cosmetic and personal care formulations.
• As a coalescing aid and film-forming agent in coatings, inks, and adhesive products.
• As a processing aid and release agent in the manufacturing of rubber and elastomeric compounds.

Basic Information

Product Name	2-(Acetyloxy)Octadecanoic Acid 1-[(Acetyloxy)Methyl]Ethyl Ester
CAS No.	55401-62-2
Molecular Formula	C25H46O6
Molecular Weight	442.63 g/mol
Synonyms	1-[(Acetyloxy)methyl]ethyl 2-(acetyloxy)octadecanoate; Diacetoxy Stearic Acid Ethyl Ester; Stearic Acid, 2-(Acetyloxy)-, 1-[(Acetyloxy)Methyl]Ethyl Ester; Ethyleneglycol Monostearate Diacetate; 2-Acetoxyoctadecanoic Acid 1-(Acetoxymethyl)ethyl Ester; Octadecanoic acid, 2-(acetyloxy)-, 1-[(acetyloxy)methyl]ethyl ester
EINECS	Contact for details

Quality Control

Our production of 2-(Acetyloxy)Octadecanoic Acid 1-[(Acetyloxy)Methyl]Ethyl Ester adheres to strict quality management protocols to ensure batch-to-batch consistency and purity. Each lot is analyzed against comprehensive specifications, including identity, assay, and impurity profiles. Certificates of Analysis (COA) documenting these results are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	White to off-white waxy solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	40 - 50 °C
Acid Value	≤ 5.0 mg KOH/g
Heavy Metals	≤ 10 ppm

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