Description

Ethanone, 1-(2-Cycloocten-1-Yl)-, (-)- (9Ci) is a chiral, unsaturated ketone derivative of cyclooctene, identified by CAS number 137165-85-6. This compound serves as a valuable chiral building block and intermediate in advanced organic synthesis, prized for its defined stereochemistry and functional group versatility. It is primarily utilized by research and development chemists in the pharmaceutical and fine chemical industries for the synthesis of complex, optically active molecules, including potential active pharmaceutical ingredients (APIs) and specialty agrochemicals.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of novel, optically active drug candidates and active pharmaceutical ingredients (APIs).
• Asymmetric Synthesis: Employed as a starting material or intermediate in catalytic asymmetric reactions to construct complex molecular architectures with high enantiomeric purity.
• Fine Chemical Production: Used in the manufacture of specialty chemicals, including fragrances, flavors, and advanced materials that require specific stereochemistry.
• Agrochemical Research: Serves as a building block in the synthesis of chiral pesticides, herbicides, and plant growth regulators.
• Academic & Industrial R&D: A valuable reagent for methodological development in organic chemistry and catalysis studies within university and corporate research laboratories.

Basic Information

Product Name	Ethanone, 1-(2-Cycloocten-1-Yl)-, (-)- (9Ci)
CAS No.	137165-85-6
Molecular Formula	C10H16O
Molecular Weight	152.23 g/mol
Synonyms	(-)-1-(2-Cycloocten-1-yl)ethanone; (R)-1-(Cyclooct-2-en-1-yl)ethanone; 1-(2-Cycloocten-1-yl)ethanone, (-)-; 2-Cycloocten-1-yl methyl ketone, (-)-; Acetylcyclooctene, (-)-; Chiral Cyclooctenyl Methyl Ketone
EINECS	Contact for details

Quality Control

Our production of Ethanone, 1-(2-Cycloocten-1-Yl)-, (-)- (9Ci) adheres to stringent quality protocols to ensure batch-to-batch consistency and high chemical purity. Each lot is characterized using advanced analytical techniques, including chiral HPLC, GC, and NMR spectroscopy, to confirm identity, enantiomeric excess (ee), and purity. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to support your quality assurance and regulatory documentation needs.

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). This material is light-sensitive (store away from light) and should be handled under an inert atmosphere to minimize potential degradation.

Specification

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

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