Description

2,4,4-Trimethylpentane-1,2-Diol is a branched-chain diol with the CAS number 64484-85-1, valued for its unique structure that imparts properties like low volatility and good solvency. This compound serves as a versatile intermediate and performance additive in advanced material formulations. It is particularly relevant for industries requiring high-performance solvents, polymer plasticizers, and specialty chemical synthesis.

Application

• Polymer Industry: Used as a monomer or co-monomer in the synthesis of specialty polyesters and polyurethanes, contributing to flexibility and durability.
• Coating & Ink Formulations: Acts as a high-boiling-point solvent and coalescing agent, improving film formation, flow, and leveling in paints and inks.
• Plasticizer & Stabilizer: Functions as a plasticizer for various resins and can act as a stabilizer in polymer systems to enhance processing and end-product performance.
• Chemical Intermediate: Serves as a key building block for synthesizing more complex molecules, including surfactants, lubricant additives, and pharmaceutical intermediates.
• Adhesive & Sealant Production: Incorporated into formulations to modify viscosity, improve adhesion, and adjust cure rates.
• Personal Care & Cosmetics: Employed as a solvent or carrier in cosmetic products where its low volatility and solvating power are beneficial.

Basic Information

Product Name	2,4,4-Trimethylpentane-1,2-Diol
CAS No.	64484-85-1
Molecular Formula	C8H18O2
Molecular Weight	146.23 g/mol
Synonyms	2,4,4-Trimethyl-1,2-pentanediol; 1,2-Dihydroxy-2,4,4-trimethylpentane; 2,2,4-Trimethylpentane-1,2-diol; TMPD Glycol; Diol TMPD; 2,4,4-Trimethylpentanediol-1,2; 2-Hydroxymethyl-2,4,4-trimethylpentan-1-ol
EINECS	Contact for details

Quality Control

Our 2,4,4-Trimethylpentane-1,2-Diol is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for identity, purity, and physical properties. A Certificate of Analysis (COA) documenting these results is available for every shipment to guarantee traceability and compliance with your 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.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content	≤ 0.5%
Specific Gravity (20°C)	0.92 - 0.96
Refractive Index (20°C)	1.430 - 1.450

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