Description

5-Hexen-2-One, 3-Ethyl-5-Methyl- (9Ci) is a specialized aliphatic ketone with an unsaturated hydrocarbon chain, serving as a valuable intermediate in advanced organic synthesis. Its unique structure, featuring both a ketone group and an alkene functionality, makes it a versatile building block for constructing complex molecular architectures. This compound is particularly relevant for R&D chemists and process engineers in the pharmaceutical, agrochemical, and fine chemical industries seeking to develop new active ingredients or functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs), leveraging its reactive sites for further functionalization.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators where specific carbon chain length and ketone chemistry are required.
• Fine Chemical & Fragrance Building Block: Employed in the creation of complex aroma chemicals and specialty flavors due to its potential to contribute specific olfactory notes upon modification.
• Polymer & Material Science Research: Acts as a monomer or cross-linking agent in the development of specialty polymers, coatings, and resins with tailored properties.
• Organic Synthesis Reagent: Utilized in academic and industrial laboratories for Michael additions, cyclization reactions, and other carbon-carbon bond forming processes.

Basic Information

Product Name	5-Hexen-2-One, 3-Ethyl-5-Methyl- (9Ci)
CAS No.	150375-09-0
Molecular Formula	C9H16O
Molecular Weight	140.22 g/mol
Synonyms	3-Ethyl-5-methyl-5-hexen-2-one; 5-Hexen-2-one, 3-ethyl-5-methyl-; 3-Ethyl-5-methylhex-5-en-2-one; (9CI) designation indicates a name used in the 9th Collective Index of Chemical Abstracts.
EINECS	Contact for details

Quality Control

Our 5-Hexen-2-One, 3-Ethyl-5-Methyl- (9Ci) is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including chromatography (GC/HPLC) and spectroscopy (IR, NMR), to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). This compound is easily oxidized; for long-term storage, consider keeping under an inert atmosphere (e.g., nitrogen or argon). Keep away from strong acids and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 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.