Description

[R-(E)]-5-Isopropyl-8-Methylnona-6,8-Dien-2-One CAS NO 2278-53-7 is a high-purity, chiral unsaturated ketone characterized by its specific stereochemistry and functional group arrangement. This compound is valued for its role as a versatile chiral building block and intermediate in advanced organic synthesis. It is primarily sought after by research and development chemists in the pharmaceutical, agrochemical, and fine chemical industries for the synthesis of complex, biologically active molecules.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of novel active pharmaceutical ingredients (APIs), particularly in stereoselective synthesis.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides where specific stereochemistry is crucial for biological activity.
• Fine Chemical Manufacturing: Serves as a critical building block for fragrances, flavors, and other specialty chemicals requiring high stereochemical purity.
• Academic & Industrial Research: Employed in methodological development for asymmetric synthesis and catalysis studies.
• Material Science Precursor: Potential use in the synthesis of specialized polymers or ligands with tailored properties.

Basic Information

Item	Details
Product Name	[R-(E)]-5-Isopropyl-8-Methylnona-6,8-Dien-2-One
CAS No.	2278-53-7
Molecular Formula	C₁₃H₂₂O
Molecular Weight	194.31 g/mol
Synonyms	(R,E)-5-Isopropyl-8-methylnona-6,8-dien-2-one; (R,E)-Dihydrotagetone; (R,E)-5-(1-Methylethyl)-8-methyl-6,8-nonadien-2-one; (2R,5E)-5-Isopropyl-8-methylnona-6,8-dien-2-one; (R)-(-)-Dihydrotagetone; (R,E)-5-Isopropenyl-8-methyl-6,8-nonadien-2-one; Tagetone derivative; Chiral dihydrotagetone
EINECS	Contact for details

Quality Control

Every batch of [R-(E)]-5-Isopropyl-8-Methylnona-6,8-Dien-2-One is produced and tested under strict quality management systems. We ensure high chiral purity and chemical integrity through advanced analytical techniques including chiral HPLC, GC, and NMR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing identity, purity, enantiomeric excess, and impurity profiles is provided with each shipment to guarantee compliance with your research and production specifications.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated place. Recommended long-term storage temperature is 2-8°C. The material is easily oxidized and should be handled with care to minimize exposure to air.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0% ee
Water Content (KF)	≤ 0.5%

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