Description

Ethanone, 1-[(1R,2R)-2-Ethylcycloheptyl]-, Rel-(+)- (9Ci) CAS NO 479414-59-0 is a chiral, non-racemic ketone derivative featuring a specific stereochemistry on an ethyl-substituted cycloheptyl ring system. This compound is valued as a high-purity chiral building block and advanced intermediate for the synthesis of complex organic molecules. It is primarily needed by pharmaceutical R&D and fine chemical synthesis teams focused on developing new active ingredients and specialty materials.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the research and development of novel active pharmaceutical ingredients (APIs), particularly for candidates requiring specific stereochemical configurations.
• Asymmetric Synthesis: Used as a precursor or auxiliary in catalytic asymmetric reactions to induce chirality in target molecules.
• Fragrance & Flavor Chemistry: Acts as a potential intermediate for the synthesis of complex, stereochemically-defined aroma chemicals and flavor compounds.
• Material Science Research: Employed in the development of specialty polymers or liquid crystals where the chiral cycloheptyl structure can influence material properties.
• Agrochemical Synthesis: Utilized as a building block for creating chiral active ingredients in crop protection agents.
• Academic & Industrial R&D: Provides a valuable tool for methodological studies in organic synthesis and catalysis within university and corporate research laboratories.

Basic Information

Item	Details
Product Name	Ethanone, 1-[(1R,2R)-2-Ethylcycloheptyl]-, Rel-(+)- (9Ci)
CAS No.	479414-59-0
Molecular Formula	C11H20O
Molecular Weight	168.28 g/mol
Synonyms	1-[(1R,2R)-2-Ethylcycloheptyl]ethanone; (+)-1-[(1R,2R)-2-Ethylcycloheptyl]ethanone; rel-(+)-1-[(1R,2R)-2-Ethylcycloheptyl]ethanone; (1R,2R)-2-Ethylcycloheptyl methyl ketone; 2-Ethylcycloheptyl methyl ketone (rel-(+)-form); Chiral 2-ethylcycloheptyl methyl ketone; (R,R)-2-Ethylcycloheptyl methyl ketone (relative configuration)
EINECS	Contact for details

Quality Control

Our production of this chiral intermediate adheres to strict quality protocols to ensure batch-to-batch consistency and high chemical purity. Identity and purity are confirmed via advanced analytical techniques including chiral HPLC, GC, and NMR. A comprehensive Certificate of Analysis (COA) detailing assay, enantiomeric excess (ee), and impurity profiles is provided with each shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). The compound may be sensitive to moisture and oxidation; consider storage under an inert atmosphere for long-term preservation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	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.