Description

2,4,4-Trimethylpentane-1,3-Diol is a branched-chain diol with the CAS number 109387-36-2, serving as a versatile chemical intermediate and building block. Its unique structure, featuring both primary and tertiary hydroxyl groups, provides valuable reactivity for synthesizing specialized polymers, plasticizers, and performance chemicals. This compound is particularly relevant for manufacturers in the coatings, adhesives, and specialty chemical sectors seeking to develop products with tailored properties such as improved flexibility, adhesion, or hydrophobicity.

Application

• Polymer Synthesis: A key monomer or chain extender for producing polyesters, polyurethanes, and alkyd resins, imparting specific structural characteristics.
• Coating & Adhesive Formulations: Used to modify the properties of industrial and protective coatings, sealants, and adhesives, enhancing durability and performance.
• Plasticizer & Stabilizer Intermediate: Acts as a precursor in the manufacture of specialized plasticizers and stabilizers for PVC and other polymers.
• Lubricant & Fuel Additives: Employed in the synthesis of high-performance synthetic lubricants and fuel additive components.
• Pharmaceutical & Agrochemical Intermediates: Serves as a building block in the synthesis of more complex molecules for active pharmaceutical ingredients (APIs) and agrochemicals.
• Crosslinking Agent: Utilized in thermosetting resin systems to control crosslink density and final material properties.

Basic Information

Product Name	2,4,4-Trimethylpentane-1,3-Diol
CAS No.	109387-36-2
Molecular Formula	C8H18O2
Molecular Weight	146.23 g/mol
Synonyms	2,4,4-Trimethyl-1,3-pentanediol; 1,3-Pentanediol, 2,4,4-trimethyl-; TMPD Glycol; 2,2,4-Trimethylpentane-1,3-diol; Neo-Pentyl Glycol Derivative; Diol TMPD; 2,4,4-Trimethylpentamethylene Glycol
EINECS	Contact for details

Quality Control

Our 2,4,4-Trimethylpentane-1,3-Diol is produced under a stringent quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and physical properties. A Certificate of Analysis (COA) documenting these results is provided with every shipment to guarantee traceability and compliance with your quality requirements.

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 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 (KF)	≤ 0.5%
Specific Gravity (20°C)	0.92 - 0.96
Refractive Index (20°C)	1.44 - 1.46

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