Description

Diethyl Chloromaleate is a versatile organic ester compound, specifically the diethyl ester of chloromaleic acid. This chemical serves as a valuable high-purity building block and reactive intermediate in advanced organic synthesis. It is primarily utilized by R&D laboratories and industrial manufacturers in the pharmaceutical, agrochemical, and specialty polymer sectors for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs) and complex heterocyclic compounds.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators.
• Polymer & Resin Modifier: Acts as a reactive monomer or cross-linking agent to introduce specific functional groups into polymer chains, enhancing properties.
• Organic Synthesis Reagent: Employed in Diels-Alder reactions, Michael additions, and other cyclization processes to form new carbon-carbon bonds.
• Chemical Research & Development: A critical reagent for exploring new synthetic pathways and developing novel fine chemicals in laboratory settings.
• Dye & Pigment Intermediate: Used in the synthesis of specialized colorants and functional dyes.

Basic Information

Product Name	Diethyl Chloromaleate
CAS No.	626-10-8
Molecular Formula	C8H11ClO4
Molecular Weight	206.62 g/mol
Synonyms	Chloromaleic Acid Diethyl Ester; Diethyl (Z)-2-Chloro-2-butenedioate; 2-Chloromaleic Acid Diethyl Ester; Diethyl (Z)-Chloromaleate; Butenedioic Acid, 2-Chloro-, 1,4-Diethyl Ester; 1,4-Diethyl 2-Chloromaleate; Ethyl Chloromaleate
EINECS	210-936-5

Quality Control

Our Diethyl Chloromaleate is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing, including chromatography (GC/HPLC) and spectroscopic methods, to ensure high chemical purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment 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 away from incompatible materials such as strong bases and oxidizing agents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to prevent moisture absorption and maintain product integrity.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	1.180 - 1.210
Refractive Index (20°C)	1.450 - 1.460

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