Description

(Endo,Endo)-9-Oxabicyclo[4.2.1]Nonane-2,5-Diol is a versatile bicyclic diol derivative, serving as a crucial chiral building block and synthetic intermediate in advanced organic synthesis. Its rigid, oxygen-bridged structure provides a valuable scaffold for constructing complex molecules with precise stereochemistry. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries who require high-purity intermediates for developing active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key chiral synthon for the development of novel active pharmaceutical ingredients (APIs), particularly in antiviral, cardiovascular, and central nervous system (CNS) drug candidates.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, where its stereochemistry can influence biological activity and environmental profile.
• Ligand and Catalyst Preparation: Serves as a precursor for chiral ligands and organocatalysts used in asymmetric synthesis to achieve high enantioselectivity.
• Polymer & Material Science: A monomer or cross-linking agent for synthesizing specialty polymers, resins, and advanced materials with specific thermal or mechanical properties.
• Flavor & Fragrance Industry: Intermediate for the synthesis of complex odorants and flavoring agents that require specific stereoisomers.
• Academic & R&D: A valuable reagent for methodological studies in organic chemistry, particularly in reactions exploring ring-opening, functionalization, and stereocontrol.

Basic Information

Item	Details
Product Name	(Endo,Endo)-9-Oxabicyclo[4.2.1]Nonane-2,5-Diol
CAS No.	19740-86-4
Molecular Formula	C8H12O3
Molecular Weight	156.18 g/mol
Synonyms	9-Oxabicyclo[4.2.1]nonane-2,5-diol, endo,endo-; (2α,5α)-9-Oxabicyclo[4.2.1]nonane-2,5-diol; endo,endo-2,5-Dihydroxy-9-oxabicyclo[4.2.1]nonane; Bicyclic diol ether; 9-Oxa-2,5-dihydroxybicyclo[4.2.1]nonane; OBD; Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our (Endo,Endo)-9-Oxabicyclo[4.2.1]Nonane-2,5-Diol is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including chiral purity assessment, to ensure it meets the high standards required for research and commercial synthesis. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided and can be tailored to meet specific customer or regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. For long-term storage, consider using desiccants or an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee (endo,endo isomer)
Water Content (KF)	≤ 1.0%
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.