Description

Cyclohexanone, 4-Methyl-2-(1-Methylethyl)-, (2S-Trans)- (9Ci) is a chiral, substituted cyclohexanone derivative of significant interest in fine chemical synthesis. This compound matters as a versatile chiral building block and intermediate, enabling the production of complex molecules with high stereochemical purity. It is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and fragrance industries for developing active ingredients and specialty chemicals.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the synthesis of active pharmaceutical ingredients (APIs), particularly for drugs targeting the central nervous system.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides where specific stereochemistry is crucial for biological activity.
• Flavor and Fragrance Ingredient: Acts as a precursor for musky or woody aroma chemicals used in perfumery and flavor formulations.
• Organic Synthesis Reagent: Employed in academic and industrial R&D for asymmetric synthesis, including Michael additions and aldol reactions.
• Ligand and Catalyst Development: Utilized as a backbone for creating chiral ligands and organocatalysts used in enantioselective transformations.
• Material Science Research: Investigated as a monomer or modifying agent for specialty polymers with unique optical or mechanical properties.

Basic Information

Product Name	Cyclohexanone, 4-Methyl-2-(1-Methylethyl)-, (2S-Trans)- (9Ci)
CAS No.	150024-91-2
Molecular Formula	C10H18O
Molecular Weight	154.25 g/mol
Synonyms	(2S,4S)-4-Isopropyl-2-methylcyclohexanone; (-)-trans-p-Menth-4(8)-en-3-one; (2S-trans)-4-Methyl-2-(1-methylethyl)cyclohexanone; L-Menthone isomer; trans-(-)-4-Isopropyl-1-methyl-2-cyclohexanone; p-Menth-4(8)-en-3-one, (-)-trans-; Chiral Menthone Derivative
EINECS	Contact for details

Quality Control

Our Cyclohexanone, 4-Methyl-2-(1-Methylethyl)-, (2S-Trans)- (9Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity assessment by GC or HPLC, to ensure compliance with exacting R&D and production standards. A comprehensive Certificate of Analysis (COA) detailing identity, purity, enantiomeric excess, and impurity profile is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from strong bases and incompatible materials. For long-term storage under an inert atmosphere, please contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 97.0%
Enantiomeric Excess (Chiral GC/HPLC)	≥ 98.0%
Specific Rotation	Contact for details
Refractive Index	Contact for details
Density	~0.91 g/mL at 20°C
Related Substances (GC)	Total impurities ≤ 3.0%
Residual Solvents (GC)	Meets ICH guidelines

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