Description

1,12-Octadecanediol CAS NO 2726-73-0 is a long-chain aliphatic diol, a high-purity bifunctional organic building block prized for its defined molecular structure and dual hydroxyl functionality. This compound matters for its role as a key monomer in synthesizing specialized polymers, lubricants, and waxes, offering precise control over material properties. Industries requiring high-performance polyesters, polyurethanes, or surface-active agents will find this diol essential for developing advanced materials with tailored characteristics.

Application

• Polymer Synthesis: A crucial monomer for producing high-molecular-weight polyesters and polyurethanes, contributing to flexibility and durability.
• Lubricant & Wax Production: Used in formulating synthetic lubricants, greases, and high-melting-point waxes for industrial and cosmetic applications.
• Surface Coatings & Resins: Serves as a building block for alkyd resins and coating materials, enhancing adhesion and chemical resistance.
• Plasticizer Intermediate: Acts as a precursor for ester-based plasticizers, improving the flexibility of PVC and other polymers.
• Cosmetic & Personal Care: Employed in the synthesis of emollients and viscosity modifiers for creams, lotions, and sticks.
• Surfactant & Detergent Industry: A starting material for non-ionic surfactants and emulsifiers used in cleaning formulations.
• Chemical Research & Development: A valuable standard and intermediate in organic synthesis and material science R&D.

Basic Information

Product Name	1,12-Octadecanediol
CAS No.	2726-73-0
Molecular Formula	C₁₈H₃₈O₂
Molecular Weight	286.50 g/mol
Synonyms	Octadecane-1,12-diol; 1,12-Dihydroxyoctadecane; 12-Hydroxyoctadecan-1-ol; α,ω-Octadecanediol; Long-chain C18 diol; Symmetrical C18 diol; Stearyl glycol (related term)
EINECS	220-340-8

Quality Control

Our 1,12-Octadecanediol is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including assay by GC/HPLC, identity confirmation (IR), and measurement of key physical parameters like melting point and acid value, to ensure it meets precise specifications. Certificates of Analysis (COA) documenting purity and conformance are available for every shipment upon request, providing full traceability and quality assurance for your production processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at ambient temperature (15-25°C recommended). Keep away from strong oxidizing agents and heat sources.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or flakes
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Melting Point	95 - 100 °C
Acid Value	≤ 1.0 mg KOH/g
Hydroxyl Value	Contact for details
Loss on Drying	≤ 0.5%

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