Description

1,9-Nonanediol is a high-purity, linear aliphatic diol with the CAS number 3937-56-2, serving as a versatile building block in advanced organic synthesis. Its bifunctional structure, featuring two primary hydroxyl groups separated by a flexible hydrocarbon chain, makes it a valuable monomer for creating polymers with specific properties like flexibility and hydrophobicity. This compound is essential for industrial chemists and formulators in the production of specialty polyesters, polyurethanes, plasticizers, and as an intermediate for fragrances and pharmaceutical agents.

Application

• Polymer Synthesis: A key monomer for producing linear polyesters and polyurethanes, imparting flexibility and specific mechanical properties to the final polymer.
• Plasticizer Intermediate: Used in the synthesis of ester-based plasticizers for PVC and other polymers to improve processability and durability.
• Cosmetics and Fragrances: Acts as a precursor or a fixative in the synthesis of macrocyclic musks and other fragrance ingredients, providing longevity to scents.
• Pharmaceutical Intermediates: Serves as a building block in the synthesis of certain drug molecules and prodrugs, leveraging its diol functionality.
• Lubricants and Functional Fluids: Employed in the formulation of synthetic lubricants and hydraulic fluids due to its stability and viscosity characteristics.
• Crosslinking Agent: Utilized in coatings, adhesives, and resin systems as a di-functional crosslinker to enhance network density and performance.
• Chemical Research: A valuable reagent in organic chemistry for chain extension and introducing specific spacers into molecular architectures.

Basic Information

Product Name	1,9-Nonanediol
CAS No.	3937-56-2
Molecular Formula	C9H20O2
Molecular Weight	160.25 g/mol
Synonyms	Nonamethylene Glycol; 1,9-Dihydroxynonane; Nonane-1,9-diol; NSC 66430; α,ω-Nonanediol; 1,9-Nonylene Glycol; Nonanediol-1,9
EINECS	223-519-5

Quality Control

Our 1,9-Nonanediol is manufactured under a strict quality management system to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including assay, identity confirmation, and impurity profiling. A Certificate of Analysis (COA) detailing all specifications and test results is provided with every shipment to support your quality assurance protocols.

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 product is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product quality.

Specification

Item	Specification
Appearance	White to off-white crystalline solid or flakes
Identification (IR)	Conforms to reference spectrum
Assay (GC or HPLC)	≥ 98.0%
Melting Point	45 - 50 °C
Water Content (KF)	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm

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