Description

2,4,7,9-Tetramethyl-4,7-Decanediol is a branched-chain diol characterized by its unique sterically hindered structure. This molecular architecture is critical for its role as a high-performance intermediate and modifier in advanced polymer and coating formulations. It is primarily sought after by manufacturers in the specialty chemical, polymer, and surfactant industries seeking to enhance product properties such as flexibility, hydrophobicity, and chemical resistance.

Application

• Polymer & Resin Modification: Acts as a chain extender and building block for polyurethanes, polyesters, and alkyd resins, improving flexibility and weatherability.
• Surfactant & Emulsifier Synthesis: Serves as a hydrophobic intermediate for producing non-ionic surfactants with low foam and good wetting properties.
• Lubricant & Functional Fluid Additive: Used in the formulation of synthetic lubricants and hydraulic fluids to enhance viscosity index and thermal stability.
• Coating & Ink Formulations: Imparts improved adhesion, gloss, and chemical resistance in high-performance paints, varnishes, and printing inks.
• Plasticizer & Stabilizer Intermediate: Employed in the production of specialty plasticizers and stabilizers for PVC and other polymers.
• Chemical Synthesis: A valuable intermediate in organic synthesis for pharmaceuticals, agrochemicals, and fragrances due to its hindered diol functionality.

Basic Information

Product Name	2,4,7,9-Tetramethyl-4,7-Decanediol
CAS No.	17913-76-7
Molecular Formula	C14H30O2
Molecular Weight	230.39 g/mol
Synonyms	2,4,7,9-Tetramethyldecane-4,7-diol; 4,7-Decanediol, 2,4,7,9-tetramethyl-; TMDD; Tetramethyl Decanediol; 2,4,7,9-Tetramethyl-1,10-decanediol (common misnomer); Branched C14 Diol; Isohexadecanediol
EINECS	Contact for details

Quality Control

Our 2,4,7,9-Tetramethyl-4,7-Decanediol is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure consistency and meets high-purity standards suitable for industrial and specialty chemical applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and key physical parameters is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong acids, and heat sources.

Specification

Item	Specification
Appearance	White to off-white crystalline solid or waxy solid
Identification (IR)	Conforms to structure
Assay (GC or HPLC)	≥ 98.0%
Melting Point	40 - 50 °C
Water Content (KF)	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm

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