Description

Neopentyl Glycol Diisooctanoate is a high-performance synthetic ester, specifically the diisooctanoate ester of neopentyl glycol. This compound is valued for its excellent thermal and oxidative stability, low volatility, and superior lubricity, making it a versatile base fluid and additive. It is primarily needed by formulators in the lubricants, plastics, and specialty chemicals industries seeking to enhance product performance and longevity under demanding conditions.

Application

• As a high-performance synthetic base oil for industrial lubricants and compressor oils.
• As a plasticizer and lubricant in PVC and other polymer processing to improve flexibility and flow.
• As a key component in high-temperature greases and metalworking fluids.
• As a solvent and carrier fluid in specialty chemical formulations.
• As a viscosity modifier and pour point depressant in advanced lubricant blends.
• In the production of synthetic esters for further chemical synthesis.

Basic Information

Product Name	Neopentyl Glycol Diisooctanoate
CAS No.	129726-86-9
Molecular Formula	C22H42O4
Molecular Weight	370.57 g/mol
Synonyms	Neopentyl Glycol Di(2-ethylhexanoate); 2,2-Dimethyl-1,3-propanediol Diisooctanoate; NPG Diisooctanoate; NPG Dioctoate; Bis(2-ethylhexanoic acid) Neopentyl Glycol Ester; 2-Ethylhexanoic Acid Neopentyl Glycol Ester; 2,2-Dimethylpropane-1,3-diyl bis(2-ethylhexanoate)
EINECS	Contact for details

Quality Control

Our Neopentyl Glycol Diisooctanoate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure consistency and meets defined specifications for purity, acidity, and physical properties. Certificates of Analysis (COA) are 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 away from incompatible materials such as strong alkalis and oxidizing agents. Recommended storage temperature is between 15°C and 25°C (59°F and 77°F).

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Acid Value	≤ 1.0 mg KOH/g
Water Content (KF)	≤ 0.1%
Color (APHA)	≤ 50
Density (20°C)	0.92 - 0.95 g/cm³
Viscosity (40°C)	Contact for details

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