Description

Cyclohexa-2-Ene-5-Yne-1,4-Dione is a specialized organic compound featuring a unique conjugated system of alkene and alkyne bonds adjacent to two carbonyl groups. This distinct molecular architecture makes it a valuable and versatile building block in advanced organic synthesis and materials science research. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular frameworks.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for compounds with complex cyclic or polyfunctional structures.
• Agrochemical Research: Used in developing new herbicides, fungicides, and insecticides where its reactive diene/dienophile character can be exploited.
• Material Science: Acts as a monomer or cross-linking agent in the development of advanced polymers with specific optical or electronic properties.
• Organic Synthesis Building Block: Employed in Diels-Alder reactions and other cycloadditions to construct complex polycyclic compounds in academic and industrial research settings.
• Ligand Synthesis: Useful for creating novel chelating ligands for catalysis and metal-organic frameworks (MOFs).

Basic Information

Product Name	Cyclohexa-2-Ene-5-Yne-1,4-Dione
CAS No.	22818-13-9
Molecular Formula	C6H2O2
Molecular Weight	106.08 g/mol
Synonyms	2,5-Cyclohexadiene-1,4-dione, 3,6-didehydro-; 3,6-Didehydro-2,5-cyclohexadiene-1,4-dione; p-Benzoquinone, 3,6-didehydro-; 1,4-Benzoquinone, 3,6-didehydro-; 3,6-Didehydro-1,4-benzoquinone; 1,4-Cyclohexadienedione, 3,6-didehydro-; Didehydro-p-benzoquinone
EINECS	Contact for details

Quality Control

Our Cyclohexa-2-Ene-5-Yne-1,4-Dione is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing purity (typically by HPLC), identity confirmation (by IR/NMR), and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in opaque or amber packaging, or stored in darkness.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 97.0%
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.