Description

2,5,8,11-Tetraoxadodecane-1,12-Diol is a high-purity polyether diol, a versatile chemical building block with a defined molecular structure. This compound is valued for its ability to act as a hydrophilic spacer or chain extender, imparting flexibility and specific solubility characteristics to advanced materials. It is primarily sought by R&D and production teams in the polymer, specialty chemical, and pharmaceutical industries for synthesizing tailored polyurethanes, functional polymers, and specialty surfactants.

Application

• Polymer Synthesis: As a chain extender or soft segment in the production of specialty polyurethanes (PUR) and polyesters, influencing flexibility and hydrophilicity.
• Functional Materials: A key monomer for creating non-ionic surfactants, dispersants, and emulsifiers with controlled hydrophilic-lipophilic balance (HLB).
• Pharmaceutical Intermediates: Used in the synthesis of prodrugs, PEGylated compounds, and other active pharmaceutical ingredients (APIs) requiring polyether linkages.
• Crosslinking Agent: For formulating epoxy resins, adhesives, and coatings to modify network density and physical properties.
• Chemical Research: A valuable reagent in organic synthesis and material science for constructing complex molecular architectures.
• Personal Care Formulations: Potential use as a humectant or conditioning agent in high-performance cosmetic products.

Basic Information

Product Name	2,5,8,11-Tetraoxadodecane-1,12-Diol
CAS No.	100208-39-7
Molecular Formula	C8H18O6
Molecular Weight	210.23 g/mol
Synonyms	Diethylene glycol di(2-hydroxyethyl) ether; 3,6,9,12-Tetraoxatetradecane-1,14-diol; 2,2'-[Oxybis(2,1-ethanediyloxy)]bis-ethanol; Bis(2-hydroxyethoxyethyl) ether; Tetraethylene glycol; PEG-4; Tetraglycol; 1,14-Tetradecanediol, 3,6,9,12-tetraoxa-
EINECS	Contact for details

Quality Control

Our 2,5,8,11-Tetraoxadodecane-1,12-Diol is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure high chemical purity and consistency. Certificates of Analysis (COA) detailing key parameters such as assay, identity, and impurity profiles are available upon request 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); keep the container tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.455 - 1.465
Density (g/mL at 20°C)	1.120 - 1.130

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