Description

Cyclopentylidenemalononitrile is a versatile organic building block characterized by its reactive dinitrile functionality adjacent to an exocyclic double bond. This compound matters for its role as a key intermediate in the synthesis of complex heterocyclic and pharmaceutical compounds, enabling efficient carbon-carbon bond formation. Industries that need it include pharmaceutical R&D for creating novel active ingredients, agrochemical manufacturers developing new crop protection agents, and advanced material scientists working on specialty polymers and dyes.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of complex heterocyclic scaffolds and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and insecticides with specific modes of action.
• Organic Synthesis Building Block: Serves as a versatile reagent for Diels-Alder reactions, Michael additions, and cycloadditions in fine chemical production.
• Material Science Research: Employed in the creation of specialty polymers, dyes, and photoactive materials due to its conjugated system.
• Chemical Research & Development: A valuable tool for academic and industrial chemists exploring new synthetic methodologies and reaction pathways.

Basic Information

Product Name	Cyclopentylidenemalononitrile
CAS No.	5660-83-3
Molecular Formula	C8H8N2
Molecular Weight	132.16 g/mol
Synonyms	2-(Cyclopentylidene)malononitrile; Cyclopentylidenepropanedinitrile; 1-Cyclopentylidene-1,1-dicyanomethane; Malononitrile, cyclopentylidene-; NSC 408124; 2-(Cyclopentylidenemethylene)malononitrile; Propanedinitrile, 2-(cyclopentylidene)-
EINECS	227-104-1

Quality Control

Our Cyclopentylidenemalononitrile is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and consistency for your critical processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from strong oxidizing agents and strong bases. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.