Description

3-Hexyn-2-One is a versatile alkyne-containing ketone intermediate with the CAS number 1679-36-3. This compound is valued for its unique molecular structure, which makes it a crucial building block in advanced organic synthesis and fine chemical manufacturing. It is primarily sought after by R&D laboratories and production facilities in the pharmaceutical, agrochemical, and specialty chemical sectors for creating complex molecules.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the production of active pharmaceutical ingredients (APIs) and other bioactive compounds.
• Agrochemical Synthesis: Used in the research and development of novel pesticides, herbicides, and plant growth regulators.
• Organic Synthesis Building Block: Employed in acetylene chemistry for constructing complex molecular architectures via coupling and cyclization reactions.
• Flavor and Fragrance Industry: Acts as a precursor for synthesizing specific aroma chemicals and odorants.
• Material Science Research: Investigated as a monomer or cross-linking agent in the development of specialized polymers and advanced materials.
• Chemical Research & Development: A valuable reagent for method development and exploring new synthetic pathways in academic and industrial settings.

Basic Information

Product Name	3-Hexyn-2-One
CAS No.	1679-36-3
Molecular Formula	C₆H₈O
Molecular Weight	96.13 g/mol
Synonyms	3-Hexyn-2-one; 2-Hexyn-5-one; Methyl but-1-yn-3-yl ketone; 1-Butyn-3-yl methyl ketone; 3-Hexyne-2-one; But-1-yn-3-yl methyl ketone
EINECS	Contact for details

Quality Control

Our 3-Hexyn-2-One is produced under stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. A Certificate of Analysis (COA) detailing specific results for purity, identity, and other critical parameters is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials. Due to its highly volatile nature, ensure containers are kept tightly sealed when not in use to prevent evaporation and concentration changes. Recommended storage temperature is 2-8°C for extended stability.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.430 - 1.440
Boiling Point	Approx. 140-145 °C
Density (20°C)	Approx. 0.88 g/mL

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