Your One-Stop Chemical Solvent Supply Expert - Richnow Chem
1,6-Hexanediol (HDO) 98% / 99% / ≥99.7% CAS No. 629-11-8 Industrial & Pharmaceutical Grade
1,6-Hexanediol, available in 98%, 99%, and ≥99.7% concentrations, is produced via advanced hydrogenation of adipic acid or its esters . It features a unique combination of flexibility, durability, and chemical resistance as a straight-chain primary diol with six methylene groups. As a versatile building block, it is widely used in the production of high-performance polyurethanes, polyester resins, coatings, and adhesives, enhancing mechanical properties such as flexibility, hardness, and hydrolysis resistance . Its high purity and consistent quality make it ideal for critical applications requiring precise chemical properties. Each batch is rigorously tested using GC analysis to ensure consistent quality meeting industrial and pharmaceutical standards .
Scope of Application
-
Used as a key building block in polyurethane production for high-performance elastomers, foams, synthetic leather, and spandex fibers, providing excellent mechanical strength, water resistance, and thermal stability ;
-
Acts as a monomer in saturated and unsaturated polyester resins for high-quality coatings, adhesives, and engineering plastics, offering superior flexibility and hydrolysis resistance compared to shorter-chain diols ;
-
Widely applied in high-performance industrial and automotive coatings, providing an excellent balance between hardness and flexibility, along with enhanced weatherability and adhesion ;
-
Functions as a reactive diluent and crosslinking agent in epoxy resin systems for demanding applications such as rotor blades for modern wind turbines ;
-
Serves as a plasticizer intermediate in the production of high-performance plasticizers with superior resistance to migration, volatility, and extraction ;
-
Used in the synthesis of polycarbonate diols and radiation-curable coatings for advanced material applications ;
-
Acts as a humectant and preservative in cosmetic formulations, and as a manufacturing intermediate for pharmaceutical agents ;
-
Employed in textile auxiliaries, dyestuffs, and as a coupling agent in printing ink formulations .
Product Features
1,6-Hexanediol is manufactured using advanced hydrogenation and purification technologies, ensuring consistent quality and precise purity control. The product features exceptional reactivity as a difunctional building block, with a molecular weight of 118.17-118.2 g/mol . It appears as white crystalline flakes or needles at room temperature, with a melting point of 38-44°C . Above its melting point, it becomes a colorless liquid with a density of 0.96 g/cm³ at 20°C . The product exhibits good solubility in water (1000 g/L at 20°C) , ethanol, and ethyl acetate, while being insoluble in non-polar solvents such as toluene . Its boiling point is 250°C at 760 mmHg .
Packaging and Transportation
✦ The products are packaged in inner coated buckets or aluminum buckets.
✦ It can be packaged according to the requirements of customers.
Safety and Storage
✦ The product should be stored in a cool and ventilated warehouse and kept away from kindling and heat sources.
✦ It should be stored separately from oxidants and acids, and is prohibited to mix them in storage.
✦ The warehouse should be equipped with corresponding varieties and quantities of fire-fighting equipment.
✦ The storage area should be equipped with emergency treatment equipment for leakage and appropriate containment materials.
Product display
FAQ
Get in touch with us