Description

3,5-Dichloro-4-Hydroxyphenylmethylenemalonic Acid is a specialized organic compound featuring a malonic acid backbone substituted with a chlorinated hydroxyphenyl group. This unique structure makes it a valuable high-purity chemical intermediate for synthesizing more complex molecules in advanced research and manufacturing. It is primarily sought by industries involved in the development of pharmaceuticals, agrochemicals, and functional dyes, where precise molecular architecture is critical.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a chlorinated phenolic moiety.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and plant growth regulators.
• Dye and Pigment Manufacturing: Serves as a precursor for creating specialized azo dyes and pigments with specific light-fastness and color properties.
• Organic Synthesis & Research: A versatile reagent in academic and industrial R&D labs for constructing complex heterocycles and fine chemicals.
• Polymer Additive Precursor: Can be utilized to develop functional monomers or stabilizers for specialty polymer applications.

Basic Information

Product Name	3,5-Dichloro-4-Hydroxyphenylmethylenemalonic Acid
CAS No.	73747-62-3
Molecular Formula	C11H6Cl2O5
Molecular Weight	289.07 g/mol
Synonyms	3,5-Dichloro-4-hydroxybenzylidenemalonic Acid; (3,5-Dichloro-4-hydroxyphenyl)methylene-propanedioic Acid; 2-[(3,5-Dichloro-4-hydroxyphenyl)methylene]malonic Acid; Propanedioic acid, 2-[(3,5-dichloro-4-hydroxyphenyl)methylene]-; 4-Hydroxy-3,5-dichlorobenzylidenemalonic Acid
EINECS	Contact for details

Quality Control

Our production of 3,5-Dichloro-4-Hydroxyphenylmethylenemalonic Acid adheres to stringent quality protocols. Every batch undergoes comprehensive analytical testing, including HPLC and NMR, to ensure high purity and consistent composition. We provide full traceability and Certificates of Analysis (COA) 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, and well-ventilated area at room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. The compound is light-sensitive and should be stored away from light.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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