Description

Cyclododecanone, 3-Ethyl-, (3R)- (9Ci) is a chiral, substituted macrocyclic ketone of significant interest in advanced organic synthesis and fragrance chemistry. This compound matters as a versatile chiral building block for the construction of complex molecules, particularly in the development of high-value specialty chemicals and active pharmaceutical ingredients (APIs). It is needed by R&D chemists and process engineers in the pharmaceutical, agrochemical, and fine fragrance industries seeking to introduce specific stereochemistry and structural complexity into target molecules.

Application

• Chiral Intermediate in Pharmaceutical Synthesis: Serves as a key precursor for the synthesis of complex, biologically active molecules where the (3R)- stereochemistry is critical for efficacy.
• Agrochemical Active Ingredient Development: Used in the research and production of novel pesticides and herbicides that require specific stereoisomers for optimal activity.
• Advanced Material Monomer: Acts as a specialized monomer for the synthesis of polymers with unique macrocyclic or chiral architectures, potentially for high-performance materials.
• Fragrance and Flavor Chemistry: Employed in the creation of novel, long-lasting musk-like odorants or complex flavor components due to its macrocyclic ketone structure.
• Catalyst and Ligand Synthesis: Utilized as a starting material for constructing chiral ligands and organocatalysts used in asymmetric synthesis.
• Academic and Industrial R&D: A valuable reference standard and building block for methodological development in organic chemistry and process optimization.

Basic Information

Item	Details
Product Name	Cyclododecanone, 3-Ethyl-, (3R)- (9Ci)
CAS No.	471854-55-4
Molecular Formula	C14H26O
Molecular Weight	210.36 g/mol
Synonyms	(3R)-3-Ethylcyclododecanone; (R)-3-Ethylcyclododecanone; 3-Ethylcyclododecanone, (3R)-; 3R-Ethylcyclododecanone; Cyclododecanone, 3-ethyl-, (3R)-; (R)-3-Ethylcyclododecan-1-one; (3R)-3-Ethylcyclododec-1-one
EINECS	Contact for details

Quality Control

Our Cyclododecanone, 3-Ethyl-, (3R)- (9Ci) is produced and handled under a strict quality management system. Each batch undergoes rigorous analytical testing, including chiral purity assessment by HPLC or GC, to ensure it meets the high standards required for synthetic applications. Certificates of Analysis (COA) detailing identity, purity, enantiomeric excess, and impurity profiles are provided with every shipment to guarantee traceability and consistency for your critical R&D and production processes.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC/GC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0% ee
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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