Description

Octadecanoic Acid (2,2-Dimethyl-1,3-Dioxolan-4-Yl)Methyl Ester is a specialized ester derivative of stearic acid, valued for its unique chemical functionality that bridges fatty acid properties with acetal-like reactivity. This compound is engineered to serve as a versatile intermediate or functional additive in advanced synthesis and formulation processes. It is particularly relevant for industries requiring tailored molecular structures for performance materials, surface modification, and specialty chemical manufacturing.

Application

• Polymer & Resin Modification: Acts as a functional monomer or plasticizer additive to modify the flexibility, hydrophobicity, and processing characteristics of polymers.
• Lubricant & Grease Formulation: Serves as a synthetic ester base or performance additive to enhance thermal stability and reduce friction in high-performance lubricants.
• Surface Coatings & Inks: Used as a rheology modifier or dispersing agent to improve flow, leveling, and adhesion properties in coating systems.
• Personal Care & Cosmetics: Functions as an emollient or skin-conditioning agent in premium cosmetic formulations, leveraging its ester structure.
• Chemical Synthesis Intermediate: Provides a protected diol functionality attached to a long alkyl chain, useful in multi-step organic synthesis for pharmaceuticals or agrochemicals.
• Adhesive & Sealant Production: Incorporated to adjust tack, viscosity, and compatibility with other components in adhesive formulations.

Basic Information

Product Name	Octadecanoic Acid (2,2-Dimethyl-1,3-Dioxolan-4-Yl)Methyl Ester
CAS No.	32852-69-0
Molecular Formula	C24H46O4
Molecular Weight	398.62 g/mol
Synonyms	Stearic Acid (2,2-Dimethyl-1,3-Dioxolan-4-Yl)Methyl Ester; (2,2-Dimethyl-1,3-dioxolan-4-yl)methyl Octadecanoate; 4-(Hydroxymethyl)-2,2-dimethyl-1,3-dioxolane Stearate; Glycerol Acetonide Monostearate; 1,2-Isopropylidene Glycerol Monostearate; Acetonated Glycerol Monostearate; AGMS
EINECS	Contact for details

Quality Control

Our Octadecanoic Acid (2,2-Dimethyl-1,3-Dioxolan-4-Yl)Methyl Ester is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting key parameters are provided and available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, 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
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Acid Value	≤ 2.0 mg KOH/g
Heavy Metals (as Pb)	≤ 10 ppm
Residual Solvents (GC)	Meets ICH guidelines

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