Description

Methyl Dichlorostearate is a chlorinated fatty acid methyl ester derivative, serving as a versatile chemical intermediate in advanced organic synthesis. Its value lies in the introduction of chlorine atoms and a reactive ester group, enabling precise modifications to molecular structures for specialized applications. This compound is primarily needed by manufacturers in the agrochemical, polymer additive, and specialty chemical sectors seeking to develop products with enhanced properties.

Application

• Agrochemical Intermediate: Used in the synthesis of specialized herbicides, fungicides, and plant growth regulators where chlorinated fatty acid chains impart specific biological activity.
• Polymer Additive Precursor: Acts as a key building block for manufacturing plasticizers, stabilizers, and flame retardants for PVC and other polymer systems.
• Lubricant and Grease Formulation: Employed to create synthetic esters with improved extreme-pressure (EP) properties and thermal stability for industrial lubricants.
• Surface Active Agent Synthesis: Serves as a hydrophobic intermediate in the production of specialized surfactants and emulsifiers.
• Pharmaceutical & Cosmetic Intermediates: Utilized in research and development for synthesizing active pharmaceutical ingredients (APIs) and specialty cosmetic esters.
• Corrosion Inhibitor Component: Incorporated into formulations designed to protect metal surfaces in industrial processes.

Basic Information

Item	Detail
Product Name	Methyl Dichlorostearate
CAS No.	27986-38-5
Molecular Formula	C19H36Cl2O2
Molecular Weight	367.40 g/mol
Synonyms	Methyl 9,10-Dichlorostearate; 9,10-Dichlorooctadecanoic Acid Methyl Ester; Dichlorostearic Acid Methyl Ester; Methyl 9,10-Dichlorooctadecanoate; Stearic Acid, 9,10-Dichloro-, Methyl Ester; Octadecanoic Acid, 9,10-Dichloro-, Methyl Ester
EINECS	Contact for details

Quality Control

Our Methyl Dichlorostearate is produced under a rigorous quality management system. Each batch undergoes comprehensive analytical testing to ensure consistency and meets the agreed-upon specifications. A Certificate of Analysis (COA) detailing purity, identity, and key physical parameters is provided with every shipment, ensuring full traceability and compliance for our global B2B partners.

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 bases and incompatible organic solvents. Ensure containers are kept tightly sealed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 95.0%
Dichlorostearate Isomer Content	Reported on COA
Acid Value	≤ 2.0 mg KOH/g
Water Content (KF)	≤ 0.5%

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