Description

Heptadecane-1,3-Diol is a high-purity, long-chain aliphatic diol with the CAS registry number 66577-57-9. This compound serves as a versatile intermediate and building block in advanced organic synthesis, valued for its defined molecular structure and dual hydroxyl functionality. It is particularly relevant for industries focused on specialty polymers, high-performance lubricants, and sophisticated surfactant systems where precise molecular architecture is critical.

Application

• Polymer & Resin Synthesis: Acts as a chain extender or monomer in the production of specialty polyesters, polyurethanes, and alkyd resins, imparting specific flexibility and hydrophobicity.
• Lubricant & Grease Formulation: Used as a base or intermediate for synthesizing ester-based synthetic lubricants with excellent thermal stability and low-temperature performance.
• Surfactant & Emulsifier Production: Serves as a hydrophobic backbone for non-ionic surfactants, emulsifiers, and dispersants used in industrial and institutional cleaning formulations.
• Cosmetic & Personal Care Ingredients: Employed in the synthesis of emollients, viscosity modifiers, and pearlescent agents for skin creams, lotions, and hair care products.
• Pharmaceutical Intermediates: Utilized in organic synthesis routes for active pharmaceutical ingredients (APIs) and prodrugs requiring specific lipophilic diol segments.
• Chemical Research & Development: A valuable standard and reagent in R&D laboratories for studying crystallization behavior, phase transitions, and as a model compound in material science.

Basic Information

Product Name	Heptadecane-1,3-Diol
CAS No.	66577-57-9
Molecular Formula	C₁₇H₃₆O₂
Molecular Weight	272.47 g/mol
Synonyms	1,3-Heptadecanediol; 1,3-Dihydroxyheptadecane; Heptadecane-1,3-diol; NSC 664246; 1,3-Heptadecylene Glycol; 3-Hydroxyheptadecan-1-ol; α,β-Heptadecanediol
EINECS	Contact for details

Quality Control

Our Heptadecane-1,3-Diol is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including chromatography (HPLC/GC) and spectroscopic methods (IR, NMR), to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are provided and available upon request to support your quality assurance protocols.

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 and heat sources.

Specification

Item	Specification
Appearance	White to off-white crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 10 ppm

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