Description

Ethanone, 1-[(1R,2S,3R,4S)-3-Methylbicyclo[2.2.2]Oct-5-En-2-Yl]-, Rel- (9Ci) is a chiral, bicyclic ketone derivative with a complex, rigid molecular framework. This compound matters as a high-value chiral building block and intermediate, prized for its defined stereochemistry which is critical for imparting specific biological activity or material properties. It is needed by research chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors for the synthesis of novel active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the research and development of new active pharmaceutical ingredients (APIs), particularly for central nervous system (CNS) or anti-viral drugs.
• Agrochemical Synthesis: Used in the creation of novel, stereospecific pesticides and herbicides where the specific spatial orientation of the molecule is crucial for efficacy.
• Asymmetric Catalysis Ligand Precursor: Acts as a starting material for the synthesis of complex, chiral ligands used in asymmetric synthesis to produce enantiomerically pure compounds.
• Fragrance & Flavor Chemistry: Its unique bicyclic structure makes it a candidate for developing novel synthetic aroma chemicals with specific olfactory profiles.
• Material Science Research: Investigated as a monomer or cross-linking agent for creating polymers with specialized thermal or mechanical properties due to its rigid backbone.
• Academic & R&D: Employed in organic chemistry research for methodological studies in stereoselective synthesis and natural product total synthesis.

Basic Information

Product Name	Ethanone, 1-[(1R,2S,3R,4S)-3-Methylbicyclo[2.2.2]Oct-5-En-2-Yl]-, Rel- (9Ci)
CAS No.	309723-78-2
Molecular Formula	C12H18O
Molecular Weight	178.27 g/mol
Synonyms	rel-(1R,2S,3R,4S)-3-Methylbicyclo[2.2.2]oct-5-en-2-yl methyl ketone; 1-[(1R,2S,3R,4S)-3-Methylbicyclo[2.2.2]oct-5-en-2-yl]ethanone; (rel)-(1R,2S,3R,4S)-2-Acetyl-3-methylbicyclo[2.2.2]oct-5-ene; 3-Methylbicyclo[2.2.2]oct-5-en-2-yl methyl ketone (rel-isomer); Bicyclic chiral ketone intermediate; CAS 309723-78-2
EINECS	Contact for details

Quality Control

Our Ethanone, 1-[(1R,2S,3R,4S)-3-Methylbicyclo[2.2.2]Oct-5-En-2-Yl]-, Rel- (9Ci) is produced under strict quality management systems. Every batch undergoes comprehensive analytical testing, including chiral purity analysis by HPLC, to ensure high chemical and isomeric purity suitable for demanding synthetic applications. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request to support your regulatory and R&D documentation needs.

Storage

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

Specification

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