Description

2,5-Heptadiyn-4-One is a highly reactive alkyne-containing ketone, serving as a versatile building block in advanced organic synthesis. Its unique conjugated diyne-ketone structure makes it a valuable precursor for constructing complex molecular frameworks, including heterocycles and functionalized polymers. This compound is essential for R&D chemists and process developers in the pharmaceutical, agrochemical, and materials science industries seeking to innovate with specialized intermediates.

Application

• Pharmaceutical Intermediate: Key synthon for the development of novel active pharmaceutical ingredients (APIs) and bioactive molecules.
• Agrochemical Synthesis: Used in the research and production of advanced crop protection agents and herbicides.
• Material Science Research: Acts as a monomer or cross-linking agent in the development of specialty polymers and conductive materials.
• Chemical Research: Fundamental building block in organic chemistry for Diels-Alder reactions, cycloadditions, and other carbon-carbon bond forming transformations.
• Ligand & Catalyst Development: Useful in synthesizing novel ligands for metal-organic frameworks (MOFs) and catalytic systems.

Basic Information

Product Name	2,5-Heptadiyn-4-One
CAS No.	34793-66-3
Molecular Formula	C7H6O
Molecular Weight	106.12 g/mol
Synonyms	Hepta-2,5-diyn-4-one; 4-Heptadiyn-2,5-one; 2,5-Heptadiyne-4-one; Acetylenic ketone; 1-Hexyn-3-one, 5-ethynyl-; Buta-1,3-diyn-2-yl methyl ketone
EINECS	Contact for details

Quality Control

Our 2,5-Heptadiyn-4-One is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and structural confirmation, to ensure it meets the high standards required for research and industrial synthesis. A Certificate of Analysis (COA) detailing specific results 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 room temperature (15-25°C). This material is light-sensitive and easily oxidized; for long-term storage, consider under an inert atmosphere such as nitrogen or argon to maintain stability.

Specification

Item	Specification
Appearance	Yellow to amber liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 95.0%
Water Content	≤ 0.5%

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