Description

2-Ethyl-2-[(4-Hydroxybutoxy)Methyl]Propane-1,3-Diol is a versatile polyol derivative, primarily valued as a key reactive intermediate and building block in advanced polymer synthesis. Its unique structure, featuring both hydroxyl and ether functionalities, provides excellent flexibility and reactivity for creating specialized materials with tailored properties. This compound is essential for R&D and production in industries such as polyurethane elastomers, specialty coatings, and high-performance adhesives, where precise molecular architecture is critical for product performance.

Application

• Polyurethane Systems: Serves as a chain extender or crosslinking agent in the formulation of flexible and semi-rigid polyurethane foams, elastomers, and coatings.
• Specialty Resins & Polymers: Acts as a monomer or co-monomer for synthesizing polyester and polyether resins with enhanced hydrophilicity, flexibility, and adhesion properties.
• UV-Curable Coatings & Inks: Used as a reactive diluent or polyol component in radiation-curable systems, contributing to low viscosity and improved film flexibility.
• Adhesives & Sealants: Incorporated to modify the rheology and improve the tack and peel strength of various industrial and construction adhesives.
• Pharmaceutical & Cosmetic Intermediates: Employed in the synthesis of prodrugs, solubilizing agents, or as a component in polymer carriers for controlled release formulations.
• Lubricant & Fuel Additives: Functions as a precursor for synthesizing ester-based additives that improve lubricity, stability, and cold-flow properties.

Basic Information

Product Name	2-Ethyl-2-[(4-Hydroxybutoxy)Methyl]Propane-1,3-Diol
CAS No.	81125-12-4
Molecular Formula	C11H24O5
Molecular Weight	236.31 g/mol
Synonyms	2-Ethyl-2-(hydroxymethyl)-1,3-propanediol, 4-hydroxybutyl ether; Trimethylolpropane ethoxylate monoether; TMP-EO monoether; 1,1,1-Tris(hydroxymethyl)propane mono(4-hydroxybutyl) ether; 2-Ethyl-2-(hydroxymethyl)-1,3-propanediol 4-hydroxybutyl ether; Polyol ether intermediate; [2-Ethyl-2-[(4-hydroxybutoxy)methyl]-1,3-propanediol]; Hydroxy-functional polyether polyol
EINECS	Contact for details

Quality Control

Our 2-Ethyl-2-[(4-Hydroxybutoxy)Methyl]Propane-1,3-Diol is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including assay, identity confirmation, and impurity profiling, to ensure it meets precise specifications for industrial and research applications. A comprehensive Certificate of Analysis (COA) detailing purity, physical properties, and test results is provided with every shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed when not in use to prevent absorption of atmospheric moisture. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Hydroxyl Value	Contact for details
Acid Value	≤ 1.0 mg KOH/g
Specific Gravity (20°C)	~1.10 - 1.15

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