Description

2-Oxabicyclo[3.2.1]Octan-3-One,4-Ethylidene-1,8,8-Trimethyl-,(1R,4E,5S)-(9Ci) is a high-purity, stereochemically defined bicyclic lactone compound of significant interest in advanced organic synthesis. Its unique bridged structure and defined stereochemistry make it a valuable chiral building block for the development of complex molecules. This compound is primarily utilized by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the research and development of new therapeutic agents, particularly for complex natural product analogs.
• Agrochemical Synthesis: Used as a precursor in the creation of novel pesticides and herbicides with specific stereochemical requirements for biological activity.
• Asymmetric Catalysis Research: Employed as a substrate or ligand precursor in the development and testing of new asymmetric catalytic systems.
• Fragrance & Flavor Chemistry: Acts as a starting material for the synthesis of complex odorants and flavor compounds with specific olfactory properties.
• Material Science Research: Investigated as a monomer or cross-linking agent for the synthesis of novel polymers with specialized properties.
• Academic & Institutional R&D: Used in university and research institute laboratories for methodological studies in organic synthesis and stereochemistry.

Basic Information

Product Name	2-Oxabicyclo[3.2.1]Octan-3-One,4-Ethylidene-1,8,8-Trimethyl-,(1R,4E,5S)-(9Ci)
CAS No.	798554-34-4
Molecular Formula	C12H18O2
Molecular Weight	194.27 g/mol
Synonyms	(1R,4E,5S)-4-Ethylidene-1,8,8-trimethyl-2-oxabicyclo[3.2.1]octan-3-one; 4-Ethylidene-1,8,8-trimethyl-2-oxabicyclo[3.2.1]octan-3-one; Bicyclic Lactone Derivative; (1R,4E,5S)-Bicyclic Lactone; 2-Oxabicyclo[3.2.1]octan-3-one, 4-ethylidene-1,8,8-trimethyl-, (1R,4E,5S)-; (1R,4E,5S)-4-Ethylidene-1,8,8-trimethyl-3-oxa-2-oxobicyclo[3.2.1]octane
EINECS	Contact for details

Quality Control

Our production of 2-Oxabicyclo[3.2.1]Octan-3-One,4-Ethylidene-1,8,8-Trimethyl-,(1R,4E,5S)-(9Ci) adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical characterization, including chiral purity verification, to ensure consistent stereochemical integrity and high chemical purity suitable for demanding synthetic applications. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 97.0%
Chiral Purity (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.