Description

3-Propanediol, 2-Ethyl-2-[(2-Hydroxyethoxy)Methyl]-1 is a versatile polyfunctional alcohol with a branched molecular structure, offering a unique combination of hydroxyl groups and ether linkages. This compound is valued for its role as a reactive intermediate and building block in advanced polymer synthesis and specialty chemical manufacturing. It is primarily sought by industries involved in producing high-performance resins, plasticizers, and functional fluids where controlled reactivity and specific physical properties are critical.

Application

• Polymer Synthesis: A key monomer or chain extender in the production of specialty polyesters, polyurethanes, and alkyd resins, contributing to flexibility and cross-linking density.
• Plasticizer Production: Serves as a core alcohol component for synthesizing high-molecular-weight polymeric plasticizers, offering improved permanence and low volatility in PVC and other polymer systems.
• Functional Fluids: Used in formulating advanced lubricants, hydraulic fluids, and heat transfer fluids where thermal stability and lubricity are required.
• Surface Coatings: Incorporated into coating resins to enhance adhesion, flexibility, and chemical resistance in industrial and protective coatings.
• Adhesives & Sealants: Acts as a polyol component in reactive hot-melt and moisture-curing polyurethane adhesive formulations.
• Chemical Intermediate: Utilized in organic synthesis for pharmaceuticals, agrochemicals, and other fine chemicals requiring its specific bifunctional reactivity.

Basic Information

Item	Detail
Product Name	3-Propanediol, 2-Ethyl-2-[(2-Hydroxyethoxy)Methyl]-1
CAS No.	2421-14-9
Molecular Formula	C9H20O4
Molecular Weight	192.25 g/mol
Synonyms	2-Ethyl-2-(hydroxymethyl)-1,3-propanediol mono(2-hydroxyethyl) ether; Trimethylolpropane ethoxylate (1 EO); TMP monoethoxylate; 2-Ethyl-2-[(2-hydroxyethoxy)methyl]propane-1,3-diol; 1,3-Propanediol, 2-ethyl-2-[(2-hydroxyethoxy)methyl]-; Ethoxylated Trimethylolpropane (1 EO); TMP-1EO; 2,2-Bis(hydroxymethyl)butyl 2-hydroxyethyl ether
EINECS	219-345-8

Quality Control

Our production of 3-Propanediol, 2-Ethyl-2-[(2-Hydroxyethoxy)Methyl]-1 adheres to stringent quality management protocols to ensure batch-to-batch consistency and purity. Every lot is analyzed against comprehensive specifications, including assay, identity, and impurity profiles. Certificates of Analysis (COA) documenting all critical quality attributes are provided and can be tailored to meet specific customer or regulatory requirements.

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	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (Karl Fischer)	≤ 0.5%
Hydroxyl Value	Contact for details
Acid Value	≤ 1.0 mg KOH/g
Color (APHA)	≤ 100

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