Description

3-Hexenedioic Acid Dimethyl Ester is a high-purity diester derivative of a six-carbon unsaturated dicarboxylic acid, serving as a versatile and reactive chemical intermediate. This compound is valued for its ability to introduce both ester functionality and an unsaturated carbon chain into target molecules, enabling further synthetic modifications. It is primarily sought by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty polymer industries for applications requiring precise molecular building blocks.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and complex organic molecules, leveraging its reactive double bond and ester groups for cyclization or chain extension reactions.
• Agrochemical Synthesis: Serves as a key precursor in the manufacture of herbicides, fungicides, and plant growth regulators, where its structure can be incorporated into bioactive compounds.
• Polymer & Resin Modifier: Acts as a monomer or cross-linking agent in the production of specialty polymers, coatings, and resins, imparting flexibility and influencing cure properties.
• Organic Synthesis Building Block: Employed in research laboratories for Diels-Alder reactions, Michael additions, and other transformations to construct complex molecular architectures.
• Flavor & Fragrance Ingredient Synthesis: Utilized as a starting material for creating specific ester compounds that contribute to desired organoleptic profiles.
• Lubricant & Plasticizer Additive Precursor: Can be modified to produce derivatives that enhance the performance characteristics of industrial lubricants and plasticizers.

Basic Information

Product Name	3-Hexenedioic Acid Dimethyl Ester
CAS No.	41820-27-3
Molecular Formula	C8H12O4
Molecular Weight	172.18 g/mol
Synonyms	Dimethyl 3-Hexenedioate; Dimethyl Hex-3-enedioate; 3-Hexenedioic Acid, Dimethyl Ester; Methyl 3-Hexenedioate; 3-Hexenedioic Acid Methyl Ester; (E)-3-Hexenedioic Acid Dimethyl Ester; (Z)-3-Hexenedioic Acid Dimethyl Ester; But-2-ene-1,4-dicarboxylic Acid Dimethyl Ester
EINECS	Contact for details

Quality Control

Our 3-Hexenedioic Acid Dimethyl Ester is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including chromatography (HPLC/GC) and spectroscopic methods, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters 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, well-ventilated area at controlled room temperature (15-25°C). Keep away from strong acids and incompatible materials such as strong bases and oxidizing agents. For long-term storage, consider under an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Isomeric Purity (GC)	Contact for details
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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