Description

4-Chlorobenzylidenemalononitrile is a versatile organic intermediate and building block of significant importance in advanced chemical synthesis. Its core value lies in its reactive dinitrile and benzylidene groups, which make it a key precursor for the production of heterocyclic compounds, functional dyes, and specialized polymers. This compound is essential for research and development laboratories, pharmaceutical companies, and agrochemical manufacturers seeking to develop new active ingredients and high-performance materials.

Application

• Pharmaceutical Intermediate: Serves as a critical building block in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs), particularly for heterocyclic scaffolds.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and plant growth regulators.
• Dye and Pigment Manufacturing: Acts as a key precursor for the synthesis of functional dyes, optical brighteners, and high-performance pigments.
• Polymer Chemistry: Employed as a monomer or cross-linking agent in the development of specialty polymers with unique thermal or optical properties.
• Chemical Research: A valuable reagent in organic synthesis for cyclization reactions and the construction of complex molecular architectures in academic and industrial R&D.
• Material Science: Investigated for use in the development of organic semiconductors, non-linear optical (NLO) materials, and other advanced functional materials.

Basic Information

Product Name	4-Chlorobenzylidenemalononitrile
CAS No.	1867-38-5
Molecular Formula	C10H5ClN2
Molecular Weight	188.61 g/mol
Synonyms	2-[(4-Chlorophenyl)methylene]propanedinitrile; (4-Chlorobenzylidene)malononitrile; 4-Chlorobenzalmalononitrile; CS (Tear Gas component precursor); o-Chlorobenzylidenemalononitrile; 2-(4-Chlorobenzylidene)malononitrile; α-(4-Chlorophenyl)methylene]malononitrile; NSC 403697
EINECS	217-479-0

Quality Control

Our 4-Chlorobenzylidenemalononitrile is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of our global clientele. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with each shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and sources of ignition.

Specification

Item	Specification
Appearance	White to pale yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	94 - 98 °C
Loss on Drying	≤ 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.