Description

Dichloromaleic Acid is a versatile chlorinated dicarboxylic acid derivative, serving as a key synthetic intermediate in advanced organic chemistry. Its high reactivity, particularly as a dienophile and an electrophile, makes it invaluable for constructing complex molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Synthesis of active pharmaceutical ingredients (APIs), particularly in the development of novel heterocyclic compounds and potential enzyme inhibitors.
• Agrochemical Synthesis: Building block for creating advanced herbicides, fungicides, and plant growth regulators with specific chlorinated functionalities.
• Polymer Chemistry: Monomer or cross-linking agent for producing specialty polymers with enhanced thermal stability or specific chemical resistance.
• Organic Synthesis Reagent: Key dienophile in Diels-Alder reactions and an electrophile for introducing the dichloromaleoyl group into target molecules.
• Chemical Research: Valuable reagent in academic and industrial R&D for exploring new synthetic pathways and material properties.
• Dyestuff and Pigment Intermediate: Used in the synthesis of complex organic colorants and high-performance pigments.

Basic Information

Product Name	Dichloromaleic Acid
CAS No.	43180-81-0
Molecular Formula	C4H2Cl2O4
Molecular Weight	184.96 g/mol
Synonyms	2,3-Dichloromaleic Acid; Dichloromaleic Acid; (Z)-2,3-Dichlorobut-2-enedioic Acid; 2,3-Dichloromaleic Acid; Dichloromaleic Acid Anhydride (hydrolyzed form); 2,3-Dichloro-2-butenedioic Acid; Dichloromaleic Acid (technical grade); Dichloromaleic Acid (pure)
EINECS	256-143-8

Quality Control

Our Dichloromaleic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for purity, identity, and impurity profiles. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing results from HPLC, titration, and other relevant analytical methods. Our quality commitment ensures batch-to-batch consistency for your critical synthesis applications.

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). This product is hygroscopic (moisture-sensitive); ensure the container is kept tightly sealed to prevent absorption of atmospheric moisture, which may affect product stability and performance.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	190°C - 195°C
Loss on Drying	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.1%

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