Description

8-Oxiranyloctane-1,2-Diol is a specialized bifunctional chemical intermediate featuring both an epoxide (oxirane) ring and a diol group on a medium-chain aliphatic backbone. This unique structure makes it a valuable building block for synthesizing advanced polymers, coatings, and functional materials where controlled cross-linking and hydrophilicity are required. It is primarily utilized by R&D chemists and process engineers in the polymer, specialty chemical, and pharmaceutical intermediate sectors.

Application

• Epoxy Resin Modifier: Used to introduce flexible chains and hydroxyl groups into epoxy networks, improving toughness and adhesion properties.
• Polyurethane Synthesis: Serves as a chain extender or cross-linker in polyurethane formulations, influencing elastomer flexibility and mechanical strength.
• Surface Coatings: A key intermediate for producing high-performance, corrosion-resistant coatings with enhanced weatherability.
• Pharmaceutical Intermediates: Employed in the synthesis of active pharmaceutical ingredients (APIs) and prodrugs requiring specific hydrophilicity and reactivity.
• Dendrimer and Hyperbranched Polymer Construction: Acts as a versatile monomer for creating complex, highly branched polymeric architectures.
• Adhesive Formulations: Enhances the performance of structural and pressure-sensitive adhesives by modifying cure profiles and final material properties.
• Lubricant Additive Precursor: Used to synthesize additives that improve the viscosity index and extreme pressure performance of industrial lubricants.

Basic Information

Product Name	8-Oxiranyloctane-1,2-Diol
CAS No.	85721-26-2
Molecular Formula	C10H20O3
Molecular Weight	188.26 g/mol
Synonyms	1,2-Octanediol, 8-epoxy-; 8-Glycidyl-1,2-octanediol; 1,2-Dihydroxy-8-oxiraneoctane; Oxiran-2-ylmethyl heptane-1,2-diol; 2-[(Oxiran-2-yl)methyl]heptane-1,2-diol; Glycidyl heptyl glycol; Epoxy functional C10 diol
EINECS	Contact for details

Quality Control

Our 8-Oxiranyloctane-1,2-Diol is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including assay, impurity profiling, and identity confirmation, to ensure consistency and compliance with agreed specifications. Certificates of Analysis (COA) documenting purity, physical properties, and test results are provided with every shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product quality and stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Epoxide Value	Contact for details
Hydroxyl Value	Contact for details

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