Description

9-Oxabicyclo[3.3.1]Nonane-1,3-Diol,3-Ethyl-4-Methyl-,(1R,3R,4R,5S)-Rel-(9Ci) CAS NO 436800-75-8 is a high-purity, stereochemically defined bicyclic ether-diol compound. This molecule serves as a versatile chiral building block and advanced pharmaceutical intermediate for the synthesis of complex active ingredients. It is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors who require highly specific stereochemistry and functional group compatibility for their synthetic routes.

Application

• Pharmaceutical Intermediate: Key chiral synthon for the development of novel therapeutic agents, particularly in central nervous system (CNS) and antiviral drug candidates.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides where specific stereochemistry impacts biological activity.
• Asymmetric Catalysis Ligand Precursor: Serves as a starting material for synthesizing chiral ligands and organocatalysts.
• Material Science Research: Building block for novel polymers and dendrimers with tailored physical properties.
• Fine Chemical Production: Intermediate in the multi-step synthesis of complex fragrance and flavor compounds.
• Academic & R&D: Used in methodological studies and as a reference standard in stereoselective synthesis research.

Basic Information

Product Name	9-Oxabicyclo[3.3.1]Nonane-1,3-Diol,3-Ethyl-4-Methyl-,(1R,3R,4R,5S)-Rel-(9Ci)
CAS No.	436800-75-8
Molecular Formula	C11H20O3
Molecular Weight	200.28 g/mol
Synonyms	(1R,3R,4R,5S)-3-Ethyl-4-methyl-9-oxabicyclo[3.3.1]nonane-1,3-diol; rel-(1R,3R,4R,5S)-3-Ethyl-4-methyl-9-oxabicyclo[3.3.1]nonane-1,3-diol; 9-Oxabicyclo[3.3.1]nonane-1,3-diol, 3-ethyl-4-methyl-, (1R,3R,4R,5S)-rel-; Bicyclic ether-diol derivative; Chiral oxabicyclononane diol
EINECS	Contact for details

Quality Control

Our 9-Oxabicyclo[3.3.1]Nonane-1,3-Diol,3-Ethyl-4-Methyl-,(1R,3R,4R,5S)-Rel-(9Ci) is produced under strict quality management systems. Every batch undergoes rigorous analytical testing, including chiral purity verification by HPLC, to ensure compliance with exacting research and pharmaceutical-grade standards. Comprehensive Certificates of Analysis (COA) with detailed chromatographic data are provided to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed in a dry environment to prevent moisture absorption, which can affect stability and handling properties.

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
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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