Description

5-Hexyn-2-One, 3-(2-Propynyl)- (7Ci,9Ci) is a specialized alkyne-functionalized ketone building block, identified by CAS NO 38352-81-7. This compound is valued for its unique molecular scaffold, which enables its use in advanced synthetic chemistry and materials science research. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty polymer industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those requiring alkyne moieties for click chemistry or further functionalization.
• Agrochemical Research: Used in developing new crop protection agents and herbicides, where its reactive functional groups allow for the creation of diverse chemical libraries.
• Material Science & Polymer Chemistry: Acts as a monomer or cross-linking agent in the development of specialty polymers, coatings, and resins with tailored properties.
• Organic Synthesis & Catalysis: A versatile building block for academic and industrial research in organic synthesis, including cycloaddition reactions and the development of new catalytic processes.
• Ligand & Chelator Synthesis: Employed in the preparation of novel ligands for metal-organic frameworks (MOFs) or catalysts due to its potential coordination sites.

Basic Information

Product Name	5-Hexyn-2-One, 3-(2-Propynyl)- (7Ci,9Ci)
CAS No.	38352-81-7
Molecular Formula	C9H10O
Molecular Weight	134.18 g/mol
Synonyms	3-(Prop-2-yn-1-yl)hex-5-yn-2-one; 3-(2-Propynyl)-5-hexyn-2-one; 5-Hexyn-2-one, 3-(2-propynyl)-; 3-Propargyl-5-hexyn-2-one; 1-Hexyn-4-one, 5-(2-propynyl)-; 3-(Prop-2-ynyl)pent-4-yn-2-one (related isomer); Alkyne Ketone Building Block
EINECS	Contact for details

Quality Control

Our production of 5-Hexyn-2-One, 3-(2-Propynyl)- adheres to stringent internal quality standards to ensure batch-to-batch consistency and high purity for research and development applications. Each lot is analyzed using advanced chromatographic and spectroscopic techniques. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment and is available upon request.

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 maintaining under an inert atmosphere such as nitrogen or argon to preserve stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 95.0% (Area %)
Water Content (KF)	≤ 0.5%

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