Description

Bis(2-Chloroethyl) 2-Methylidenebutanedioate is a specialized organic ester compound with significant utility as a reactive intermediate in advanced chemical synthesis. Its bifunctional structure, featuring both chloroethyl and methylidenebutanedioate groups, makes it a valuable building block for creating polymers and fine chemicals with tailored properties. This product is essential for R&D and production chemists in the pharmaceutical, agrochemical, and specialty polymer industries seeking to develop novel compounds or modify material characteristics.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring specific ester or chloroalkyl functionalities.
• Polymer & Resin Modification: Used as a cross-linking agent or comonomer to introduce reactive sites, enhance thermal stability, or modify the physical properties of specialty polymers and coatings.
• Agrochemical Synthesis: Acts as an intermediate in the production of certain herbicides, pesticides, and plant growth regulators.
• Chemical Research & Development: Employed in academic and industrial labs for exploring new organic reactions and developing novel synthetic methodologies.
• Specialty Chemical Manufacturing: Utilized in the production of complex esters, plasticizers, and other high-value chemical products.

Basic Information

Product Name	Bis(2-Chloroethyl) 2-Methylidenebutanedioate
CAS No.	13401-96-2
Molecular Formula	C9H12Cl2O4
Molecular Weight	255.10 g/mol
Synonyms	2-Methylidenebutanedioic Acid Bis(2-Chloroethyl) Ester; Itaconic Acid Bis(2-Chloroethyl) Ester; Bis(2-Chloroethyl) Itaconate; 2-Methylenesuccinic Acid Bis(2-Chloroethyl) Ester; Di(2-chloroethyl) 2-Methylidenebutanedioate; 1,4-Bis(2-chloroethoxy)-1,4-dioxobut-2-ene; Itaconic Acid Di(2-chloroethyl) Ester
EINECS	Contact for details

Quality Control

Our Bis(2-Chloroethyl) 2-Methylidenebutanedioate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets precise specifications for research and industrial use. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and consistency.

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). Keep away from strong acids, bases, and oxidizing agents. Due to its reactivity, it should be stored separately from incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Density (at 20°C)	~1.30 g/cm³

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