Description

1,7-Heptanediol Diacetate is a high-purity diester derivative of 1,7-heptanediol, widely recognized under the CAS registry number 52819-34-8. This versatile chemical intermediate is valued for its role as a building block in polymer synthesis and as a precursor for specialty chemicals. It is essential for manufacturers in the polymer, plasticizer, and fine chemical industries seeking reliable, high-quality raw materials for advanced formulations.

Application

• Polymer & Plasticizer Synthesis: Serves as a monomer or co-monomer in the production of specialty polyesters and polyurethanes, imparting flexibility and specific physical properties.
• Fine Chemical Intermediate: Acts as a key precursor in the synthesis of fragrances, flavors, and pharmaceutical active ingredients requiring a specific C7 chain length.
• Solvent & Carrier Fluid: Used in specialized formulations for coatings, inks, and adhesives where controlled evaporation and solvency are required.
• Lubricant & Functional Fluid Additive: Employed as a base or additive in synthetic lubricants and hydraulic fluids to modify viscosity and thermal stability.
• Crosslinking Agent: Utilized in resin and elastomer systems to introduce specific crosslink density and improve material performance.
• Research & Development: A valuable reagent in organic chemistry R&D for exploring new synthetic pathways and material science applications.

Basic Information

Product Name	1,7-Heptanediol Diacetate
CAS No.	52819-34-8
Molecular Formula	C11H20O4
Molecular Weight	216.27 g/mol
Synonyms	Heptamethylene Diacetate; 1,7-Diacetoxyheptane; Heptane-1,7-diyl diacetate; 1,7-Bis(acetoxy)heptane; Acetic acid, heptamethylene ester; Heptanediol diacetate; 52819-34-8; Heptamethylenediol diacetate
EINECS	Contact for details

Quality Control

Our 1,7-Heptanediol Diacetate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure it meets precise specifications for purity and consistency. A comprehensive Certificate of Analysis (COA) detailing all test 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, and well-ventilated area at room temperature (typically 15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Acidity (as Acetic Acid)	≤ 0.1%
Specific Gravity (20°C)	0.98 - 1.02
Refractive Index (20°C)	1.430 - 1.440

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