Description

1,4-Cyclononadiene is a specialized, high-purity cyclic diene of significant interest in advanced organic synthesis and materials research. Its unique nine-membered ring structure with conjugated double bonds makes it a valuable building block for creating complex molecular architectures. This compound is particularly sought after by research chemists and process development scientists in the pharmaceutical, agrochemical, and specialty polymer industries for applications requiring precise stereochemistry and ring strain.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of complex, strained-ring bioactive molecules and natural product analogs.
• Ligand Synthesis: Used in the preparation of specialized ligands for catalysis, particularly in asymmetric synthesis and transition metal chemistry.
• Polymer & Material Science: Acts as a monomer or co-monomer for developing novel polymers with specific thermal or mechanical properties derived from its ring structure.
• Organic Synthesis Building Block: Employed in Diels-Alder reactions, ring-opening metathesis polymerization (ROMP), and other cycloaddition reactions to construct intricate carbon frameworks.
• Chemical Research & Development: Utilized in academic and industrial R&D settings for exploring new reaction methodologies and synthesizing novel chemical entities.
• Agrochemical Synthesis: Potential intermediate in the development of new active ingredients with unique modes of action.

Basic Information

Product Name	1,4-Cyclononadiene
CAS No.	6731-21-1
Molecular Formula	C9H14
Molecular Weight	122.21 g/mol
Synonyms	Cyclonona-1,4-diene; 1,4-Cyclononadiene; 1,4-Dihydrocyclononene; NSC 163045; 1,4-CND
EINECS	Contact for details

Quality Control

Our 1,4-Cyclononadiene is produced under stringent quality management protocols to ensure batch-to-batch consistency and high purity, essential for sensitive synthetic applications. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We adhere to relevant industry standards and can provide material tailored to specific research or development project requirements.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, well-ventilated place. Due to its highly volatile and easily oxidized nature, the container should be kept tightly sealed and away from heat, sparks, and open flame. Recommended storage temperature is 2-8°C for extended stability.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC)	Report and comply with project-specific limits

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