Description

2,2-Bis[[(1-Oxooctyl)Oxy]Methyl]-1,3-Propanediyl Dioctanoate is a high-purity, synthetic ester compound, specifically a pentaerythritol tetraoctanoate derivative, valued for its excellent stability and compatibility. This chemical serves as a versatile intermediate and functional additive, offering superior performance in formulations requiring low volatility and high thermal resistance. It is essential for manufacturers in the polymer, lubricant, and specialty chemical industries seeking reliable, high-quality raw materials for advanced product development.

Application

• Primary plasticizer and stabilizer in the production of flexible PVC and other polymer systems.
• High-performance base oil or additive in synthetic lubricants and greases for industrial and automotive applications.
• Intermediate for the synthesis of more complex esters, surfactants, and polymeric materials.
• Functional fluid in heat transfer systems and hydraulic fluids due to its thermal stability.
• Additive in coatings and inks to improve flow properties, flexibility, and durability.
• Raw material in the manufacture of personal care products, such as emollients and thickeners.

Basic Information

Product Name	2,2-Bis[[(1-Oxooctyl)Oxy]Methyl]-1,3-Propanediyl Dioctanoate
CAS No.	3008-50-2
Molecular Formula	C37H68O8
Molecular Weight	640.93 g/mol
Synonyms	Pentaerythritol Tetraoctanoate; Pentaerythrityl Tetraoctanoate; Octanoic Acid, Pentaerythritol Ester; 2,2-Bis(hydroxymethyl)-1,3-propanediol Tetraoctanoate; Pentaerythritol Tetracaprylate; Pentaerythrityl Tetracaprylate; PETO; CAS 3008-50-2
EINECS	221-109-5

Quality Control

Our 2,2-Bis[[(1-Oxooctyl)Oxy]Methyl]-1,3-Propanediyl Dioctanoate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including assay, identity confirmation, and impurity profiling, to ensure it meets exacting industrial and technical grade specifications. A Certificate of Analysis (COA) documenting purity, physical properties, and compliance is provided with every shipment to guarantee supply reliability and product consistency for your critical processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C/59-77°F). Keep away from strong bases and incompatible materials such as strong oxidizing agents. Ensure containers are kept tightly sealed when not in use to maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Acid Value	≤ 1.0 mg KOH/g
Moisture (KF)	≤ 0.1%
Color (APHA)	≤ 50
Refractive Index (20°C)	1.4480 - 1.4520
Density (20°C)	0.950 - 0.970 g/mL

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