Description

(2S-Cis)-2-(Isopropyl)-5-Methylcyclohexan-1-One CAS NO 18309-28-9 is a high-purity, stereochemically defined cyclic ketone. This compound serves as a critical chiral intermediate and building block in advanced organic synthesis, valued for its defined spatial configuration. It is essential for research and production in the pharmaceutical, agrochemical, and fine chemical industries, where precise molecular architecture dictates product efficacy and safety.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of active pharmaceutical ingredients (APIs), particularly in the development of stereospecific drugs.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides where specific isomerism can influence biological activity.
• Fine Chemical Production: Serves as a versatile building block for fragrances, flavors, and other specialty chemicals requiring high stereochemical purity.
• Academic & Industrial Research: A valuable reference standard and starting material in methodological development for asymmetric synthesis and catalysis studies.
• Material Science: Potential monomer or modifier in the synthesis of specialized polymers with tailored properties.

Basic Information

Product Name	(2S-Cis)-2-(Isopropyl)-5-Methylcyclohexan-1-One
CAS No.	18309-28-9
Molecular Formula	C10H18O
Molecular Weight	154.25 g/mol
Synonyms	(2S,5S)-2-Isopropyl-5-methylcyclohexanone; (-)-Menthone; L-Menthone; (2S,5S)-p-Menthane-2-one; (2S-trans)-5-Methyl-2-(1-methylethyl)cyclohexanone; L-(-)-Menthone; (2S,5S)-2-Isopropyl-5-methylcyclohexan-1-one; (1S,4S)-p-Menthane-2-one
EINECS	Contact for details

Quality Control

Our (2S-Cis)-2-(Isopropyl)-5-Methylcyclohexan-1-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity assessment by GC or HPLC, to ensure it meets the high standards required for synthetic applications. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request to support your quality assurance protocols.

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). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Chiral Purity (GC/HPLC)	≥ 99.0% (2S,5S isomer)
Specific Rotation	Contact for details
Refractive Index	Contact for details
Water Content (KF)	≤ 0.5%

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