Description

(6R)-9-Methyl-3-Oxabicyclo[4.3.0]Nonan-4-One is a high-purity, chiral bicyclic lactone compound that serves as a critical synthetic intermediate and building block in advanced organic chemistry. Its defined stereochemistry and unique oxabicyclic structure make it invaluable for constructing complex molecular architectures with precise spatial orientation. This compound is essential for researchers and manufacturers in the pharmaceutical and fine chemical industries, particularly for developing active pharmaceutical ingredients (APIs), chiral catalysts, and novel fragrance components.

Application

• Pharmaceutical Intermediate: A key chiral building block for the synthesis of complex drug molecules, especially those targeting the central nervous system (CNS) and other therapeutic areas requiring stereochemical purity.
• Asymmetric Synthesis: Used in the preparation of chiral ligands, auxiliaries, and catalysts for enantioselective chemical transformations.
• Fragrance and Flavor Chemistry: Serves as a precursor for musk-like odorants and other high-value aroma chemicals due to its bicyclic structural motif.
• Material Science Research: Investigated as a monomer or precursor for specialized polymers with unique thermal or mechanical properties.
• Agrochemical Synthesis: Potential intermediate in the development of chiral pesticides and herbicides where specific isomer activity is required.
• Academic and R&D: A valuable reagent for methodological studies in organic synthesis, total synthesis of natural products, and exploration of new chemical spaces.

Basic Information

Product Name	(6R)-9-Methyl-3-Oxabicyclo[4.3.0]Nonan-4-One
CAS No.	17957-87-8
Molecular Formula	C9H14O2
Molecular Weight	154.21 g/mol
Synonyms	(6R)-9-Methyl-3-oxabicyclo[4.3.0]nonan-4-one; (R)-9-Methyl-3-oxabicyclo[4.3.0]nonan-4-one; 9-Methyl-3-oxabicyclo[4.3.0]nonan-4-one, (6R)-; (6R)-9-Methyl-3-oxa-bicyclo[4.3.0]nonan-4-one; (R)-Lactone of 9-Methyl-3-oxabicyclo[4.3.0]nonan-4-ol; Chiral Bicyclic Lactone
EINECS	Contact for details

Quality Control

Our (6R)-9-Methyl-3-Oxabicyclo[4.3.0]Nonan-4-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity analysis (HPLC/GC), to ensure it meets the high standards required for research and synthesis. We provide Certificates of Analysis (COA) with detailed specifications for identity, purity, and enantiomeric excess (ee) upon request, supporting your regulatory and quality assurance needs.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to reference spectrum
Purity (HPLC/GC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0% ee
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.