Description

4-Hexen-2-One, 4-Methyl-, (4E)- (9Ci) is a high-purity, unsaturated ketone building block of significant interest in advanced organic synthesis. This compound matters for its role as a key chiral intermediate in the production of complex molecules, particularly in the pharmaceutical and agrochemical sectors. It is needed by research and development chemists, process development scientists, and manufacturers in fine chemical and fragrance industries seeking to create novel compounds with specific stereochemistry and functional properties.

Application

• Pharmaceutical Intermediate: Serves as a critical chiral synthon in the synthesis of active pharmaceutical ingredients (APIs), especially for compounds requiring specific alkene geometry.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides where its unsaturated ketone structure provides a reactive handle for further functionalization.
• Flavor and Fragrance Ingredient: Acts as a precursor for musk-like compounds and other specialty aroma chemicals, leveraging its specific (4E) isomeric configuration.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for Michael additions, cyclization reactions, and the construction of complex natural product analogs.
• Material Science Research: Investigated as a monomer or cross-linking agent in the development of specialized polymers with unique properties.
• Catalysis and Ligand Development: Utilized in the synthesis of novel chiral ligands for asymmetric catalysis.

Basic Information

Product Name	4-Hexen-2-One, 4-Methyl-, (4E)- (9Ci)
CAS No.	294887-83-5
Molecular Formula	C7H12O
Molecular Weight	112.17 g/mol
Synonyms	(4E)-4-Methyl-4-hexen-2-one; 4-Methyl-4-hexen-2-one, (4E)-; 4-Methylhex-4-en-2-one; (E)-4-Methyl-4-hexen-2-one; 4-Hexen-2-one, 4-methyl-, (E)-; 4-Methyl-4-hexene-2-one; (E)-4-Methylhex-4-en-2-one
EINECS	Contact for details

Quality Control

Every batch of 4-Hexen-2-One, 4-Methyl-, (4E)- (9Ci) is produced and tested under a strict quality management system. We provide comprehensive analytical data to ensure identity, purity, and isomeric integrity, which are critical for sensitive synthetic applications. Certificates of Analysis (COA) detailing specifications such as assay (by GC), isomeric purity, and impurity profiles are available upon request and are essential for your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place. Recommended storage temperature is 2-8°C for long-term stability. Keep away from heat, sparks, and open flame. This material is moisture-sensitive and should be handled under an inert atmosphere to prevent degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 97.0%
Isomeric Purity ((4E)-isomer)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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