Description

2,2-Dimethylpropane-1,3-Diyl Dinonanoate is a high-purity diester compound, specifically the di-nonanoate ester of neopentyl glycol. This chemical serves as a versatile and high-performance intermediate and additive, prized for its excellent stability and compatibility. It is primarily sought by manufacturers in the polymer, lubricant, and specialty chemical industries for applications requiring a non-volatile, hydrophobic moiety with good thermal and oxidative resistance.

Application

• Polymer Plasticizer: Acts as a monomer or co-monomer in the synthesis of specialty polyesters and polyurethanes, imparting flexibility and low-temperature properties.
• Synthetic Lubricant Base Stock: Used in the formulation of high-performance synthetic lubricants and greases due to its excellent viscosity-temperature characteristics and hydrolytic stability.
• Cosmetic & Personal Care Ingredient: Functions as an emollient and skin-conditioning agent in creams, lotions, and makeup products.
• Chemical Intermediate: Serves as a key building block in organic synthesis for pharmaceuticals, agrochemicals, and fine chemicals.
• Functional Fluid Additive: Employed in hydraulic fluids, heat transfer fluids, and dielectric fluids to enhance performance properties.
• Adhesive & Sealant Modifier: Used to modify the rheology and improve the adhesion properties of various adhesive and sealant formulations.

Basic Information

Product Name	2,2-Dimethylpropane-1,3-Diyl Dinonanoate
CAS No.	15834-05-6
Molecular Formula	C23H44O4
Molecular Weight	384.60 g/mol
Synonyms	Neopentyl Glycol Dinonanoate; 2,2-Dimethyl-1,3-propanediol Dinonanoate; NPG Dinonanoate; 1,3-Propanediol, 2,2-dimethyl-, dinonanoate; Dinonanoyl 2,2-dimethyltrimethylene Ester; Propanoic acid, 2,2-dimethyl-1,3-propanediyl ester; Bis(nonanoyloxy)-2,2-dimethylpropane
EINECS	239-928-8

Quality Control

Our 2,2-Dimethylpropane-1,3-Diyl Dinonanoate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for identity, purity, and performance. Certificates of Analysis (COA) documenting key parameters such as assay, acid value, and color 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 at room temperature (15-25°C). Keep away from strong oxidizing agents and heat sources.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Acid Value	≤ 1.0 mg KOH/g
Color (APHA)	≤ 50
Water Content (KF)	≤ 0.1%

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