Description

4,6-Cycloheptadiene-1,2,3-Trione is a specialized organic compound with the CAS number 67280-25-5, serving as a valuable building block in advanced chemical synthesis. Its unique trione structure on a seven-membered ring makes it a versatile intermediate for constructing complex molecular architectures. This compound is primarily utilized by research institutions and industrial R&D departments focused on pharmaceuticals, agrochemicals, and materials science.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel active pharmaceutical ingredients (APIs) and complex heterocyclic compounds.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators requiring specific cyclic ketone frameworks.
• Organic Synthesis Building Block: Acts as a versatile starting material for Diels-Alder reactions and other cycloadditions to create complex polycyclic systems.
• Materials Science: Investigated for the preparation of specialized polymers and organic electronic materials due to its conjugated system.
• Chemical Research & Development: Employed in academic and industrial labs for methodological studies and the exploration of new synthetic pathways.
• Coordination Chemistry: Potential ligand or precursor for metal-organic frameworks (MOFs) and catalyst design.

Basic Information

Product Name	4,6-Cycloheptadiene-1,2,3-Trione
CAS No.	67280-25-5
Molecular Formula	C7H4O3
Molecular Weight	136.10 g/mol
Synonyms	1,2,3-Cycloheptatrienetrione; 4,6-Cycloheptadiene-1,2,3-trione; Tropolone-1,2,3-trione (theoretical); Heptatrienetrione; 1H-Cyclohepta[1,2,3-de]tricyclo[3.3.0.02,8]octane-3,5,7-trione (alternative systematic); Contact for more aliases.
EINECS	Contact for details

Quality Control

Our 4,6-Cycloheptadiene-1,2,3-Trione is produced and handled under strict quality management protocols. Each batch undergoes rigorous analytical testing, including chromatographic purity assays and spectroscopic identification, to ensure it meets the high standards required for research and development applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (typically 15-25°C). Due to its sensitivity to oxidation, it is recommended to store the product under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation. Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	Yellow to brown crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 95.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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