Description

Cyclohexanone, 3-Methyl-5-(1-Methylethyl)-, (3R,5R)- (9Ci) is a high-purity, stereochemically defined derivative of cyclohexanone, serving as a critical chiral building block in advanced organic synthesis. Its precise stereochemistry at the 3 and 5 positions makes it an invaluable intermediate for creating complex molecules with specific three-dimensional architectures. This compound is essential for research and development in the pharmaceutical and fine chemical industries, where it is used to synthesize active pharmaceutical ingredients (APIs), agrochemicals, and specialty fragrances.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs), particularly in routes requiring specific stereochemical control.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides where the defined stereochemistry can influence biological activity.
• Fine Chemical Production: Serves as a building block for high-value specialty chemicals, including flavors, fragrances, and advanced materials.
• Asymmetric Catalysis Research: Employed as a model substrate or a chiral auxiliary in the development and study of new asymmetric synthetic methodologies.
• Academic & Industrial R&D: A valuable reagent for chemical research in both academic and industrial settings focused on stereoselective synthesis.

Basic Information

Product Name	Cyclohexanone, 3-Methyl-5-(1-Methylethyl)-, (3R,5R)- (9Ci)
CAS No.	479543-86-7
Molecular Formula	C10H18O
Molecular Weight	154.25 g/mol
Synonyms	(3R,5R)-3-Methyl-5-(propan-2-yl)cyclohexan-1-one; (3R,5R)-3-Methyl-5-isopropylcyclohexanone; (3R,5R)-3-Methyl-5-(1-methylethyl)cyclohexanone; (3R,5R)-3-Methyl-5-(propan-2-yl)cyclohexanone; (3R,5R)-3-Methyl-5-isopropyl-1-cyclohexanone; (3R,5R)-3-Methyl-5-(1-methylethyl)-2-cyclohexen-1-one (tautomer); (3R,5R)-3-Methyl-5-(propan-2-yl)-2-cyclohexen-1-one; (3R,5R)-3-Methyl-5-(1-methylethyl)cyclohex-2-enone
EINECS	Contact for details

Quality Control

Our Cyclohexanone, 3-Methyl-5-(1-Methylethyl)-, (3R,5R)- (9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity analysis by HPLC or GC, to ensure high chemical and stereochemical purity suitable for demanding synthetic applications. Certificates of Analysis (COA) with detailed specifications are provided with every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

Specification

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

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