Description

2-[[3-[(1-Oxoheptyl)Oxy]-2,2-Bis[[(1-Oxoheptyl)Oxy]Methyl]Propoxy]Methyl]-2-[[(1-Oxoheptyl)Oxy]Methyl]Propane-1,3-Diyl Bisheptanoate is a high-purity specialty ester, specifically a complex polyol ester of heptanoic acid. This compound is valued for its role as a versatile intermediate and functional additive in advanced material synthesis. It is primarily sought by manufacturers in the polymer, lubricant, and specialty chemical industries for its ability to modify material properties such as flexibility, viscosity, and thermal stability.

Application

• Polymer Plasticizer: Used as a specialty plasticizer to enhance the flexibility and low-temperature performance of PVC, polyurethanes, and other polymer systems.
• Synthetic Lubricant Base Stock: Serves as a high-performance synthetic ester base fluid for formulating advanced lubricants and greases with excellent thermal and oxidative stability.
• Chemical Intermediate: Acts as a key building block in the synthesis of more complex molecules for pharmaceuticals, agrochemicals, and functional polymers.
• Coalescing Agent: Employed in high-performance coatings, adhesives, and inks to promote film formation and improve final product properties.
• Personal Care Ingredient: Functions as an emollient and skin-conditioning agent in premium cosmetic and personal care formulations.

Basic Information

Item	Details
Product Name	2-[[3-[(1-Oxoheptyl)Oxy]-2,2-Bis[[(1-Oxoheptyl)Oxy]Methyl]Propoxy]Methyl]-2-[[(1-Oxoheptyl)Oxy]Methyl]Propane-1,3-Diyl Bisheptanoate
CAS No.	76939-66-7
Molecular Formula	C46H84O12
Molecular Weight	829.15 g/mol
Synonyms	Pentaerythritol Tetraheptanoate; Pentaerythrityl Tetraheptanoate; Heptanoic Acid, Pentaerythritol Ester; Pentaerythritol Tetrakis(heptanoate); 1,3-Bis(heptanoyloxymethyl)-2,2-bis[[(heptanoyloxy)methoxy]methyl]propyl heptanoate; PETHA; Pentaerythritol Ester of Heptanoic Acid; Tetraheptanoin Pentaerythritol Ester
EINECS	Contact for details

Quality Control

Our 2-[[3-[(1-Oxoheptyl)Oxy]-2,2-Bis[[(1-Oxoheptyl)Oxy]Methyl]Propoxy]Methyl]-2-[[(1-Oxoheptyl)Oxy]Methyl]Propane-1,3-Diyl Bisheptanoate is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure consistent purity and performance. Certificates of Analysis (COA) detailing specifications such as assay, acid value, and moisture content are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (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
Assay (HPLC)	≥ 95.0%
Acid Value	≤ 1.0 mg KOH/g
Moisture (KF)	≤ 0.1%
Specific Gravity (20°C)	0.95 - 0.98
Refractive Index (20°C)	1.450 - 1.455

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