Description

1,6-Hexanediol, 3-Methyl- is a branched-chain diol monomer with unique steric and chemical properties derived from its methyl substitution. This compound matters for formulators and polymer chemists seeking to modify the crystallinity, flexibility, and hydrophobicity of their final products. Industries that need this specialized intermediate include high-performance polymer synthesis, specialty adhesives, and advanced coating systems where tailored material properties are critical.

Application

• Polymer Synthesis: As a chain extender or building block for producing modified polyurethanes and polyesters with enhanced flexibility and lower melting points.
• Coating Resins: Used in the formulation of specialty alkyd, polyester, and polyurethane coatings to improve weatherability and adhesion.
• Adhesives & Sealants: Serves as a reactive diluent and modifier in high-performance adhesive formulations, impacting cure speed and final elastomeric properties.
• Pharmaceutical Intermediates: Employed in the synthesis of complex organic molecules and active pharmaceutical ingredients (APIs).
• Lubricant Additives: Acts as a precursor for synthetic esters used in high-temperature and specialty lubricants.
• Plasticizers: Utilized to create polymeric plasticizers that offer improved compatibility and lower volatility in PVC and other polymer systems.

Basic Information

Product Name	1,6-Hexanediol, 3-Methyl-
CAS No.	4089-71-8
Molecular Formula	C7H16O2
Molecular Weight	132.20 g/mol
Synonyms	3-Methyl-1,6-hexanediol; 3-Methylhexane-1,6-diol; 1,6-Hexanediol, 3-methyl-; 3-Methylhexamethylene Glycol; NSC 66425; Hexanediol, methyl-; β-Methyl-1,6-hexanediol
EINECS	223-813-7

Quality Control

Our 1,6-Hexanediol, 3-Methyl- is produced under a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing specific batch results are available upon request to support your quality assurance and regulatory compliance needs.

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 %
Color (APHA)	≤ 50

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