Description

(1S,4S)-5,5-Dimethyl-6-Methylenebicyclo[2.2.1]Heptan-2-One is a high-purity, chiral bicyclic ketone derivative, serving as a critical advanced intermediate in sophisticated organic synthesis. Its rigid, functionalized norbornane-like structure makes it a valuable building block for constructing complex molecules with precise stereochemistry. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, particularly for developing novel active ingredients and chiral catalysts.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of new active pharmaceutical ingredients (APIs), especially those requiring specific stereocenters.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides where its bicyclic framework contributes to biological activity.
• Fine Chemical Production: Serves as a precursor for specialty chemicals, flavors, and fragrances requiring complex, rigid carbon skeletons.
• Catalyst and Ligand Development: Employed in the design and synthesis of novel chiral ligands and organocatalysts for asymmetric synthesis.
• Material Science Research: Acts as a monomer or cross-linking agent in the development of specialized polymers with unique thermal or mechanical properties.
• Academic & R&D: A valuable reagent for methodological studies in organic chemistry, including cycloaddition reactions and stereoselective transformations.

Basic Information

Product Name	(1S,4S)-5,5-Dimethyl-6-Methylenebicyclo[2.2.1]Heptan-2-One
CAS No.	55659-42-2
Molecular Formula	C10H14O
Molecular Weight	150.22 g/mol
Synonyms	5,5-Dimethyl-6-methylenenorbornan-2-one; (1S,4S)-5,5-Dimethyl-6-methylenebicyclo[2.2.1]heptan-2-one; (-)-5,5-Dimethyl-6-methylenenorbornan-2-one; (1S,4S)-2-Norbornanone, 5,5-dimethyl-6-methylene-; 6-Methylene-5,5-dimethylbicyclo[2.2.1]heptan-2-one; Chiral Dimethyl Methylenenorbornanone
EINECS	Contact for details

Quality Control

Our (1S,4S)-5,5-Dimethyl-6-Methylenebicyclo[2.2.1]Heptan-2-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity analysis by HPLC and GC, to ensure it meets the high standards required for advanced synthetic applications. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request to support your quality assurance protocols.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% 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.