Description

2,2-Dimethylpropionic Acid, Hexadecyl Ester is a high-purity specialty ester derived from pivalic acid and cetyl alcohol. This compound is valued for its excellent stability and hydrophobic properties, making it a versatile intermediate and functional additive. It is primarily utilized in the synthesis of advanced lubricants, cosmetic emollients, and high-performance polymer plasticizers.

Application

• Lubricant & Grease Additive: Acts as a synthetic base oil or viscosity modifier, offering thermal and oxidative stability in high-performance lubricating formulations.
• Cosmetic & Personal Care Ingredient: Serves as a non-greasy emollient and skin-conditioning agent in creams, lotions, and makeup products.
• Polymer Plasticizer: Imparts flexibility and low-temperature performance to PVC, synthetic rubbers, and other polymeric materials.
• Chemical Intermediate: Used in organic synthesis for introducing the bulky pivalate group, which can enhance the stability of final molecules.
• Surface Treatment Agent: Functions as a hydrophobic agent in coatings and textile treatments to impart water-repellent characteristics.
• Specialty Solvent: Employed as a high-boiling-point solvent for resins and dyes in niche industrial applications.

Basic Information

Product Name	2,2-Dimethylpropionic Acid, Hexadecyl Ester
CAS No.	32767-89-8
Molecular Formula	C21H42O2
Molecular Weight	326.56 g/mol
Synonyms	Hexadecyl Pivalate; Cetyl Pivalate; Cetyl 2,2-Dimethylpropanoate; Pivalic Acid, Cetyl Ester; n-Hexadecyl Pivalate; 2,2-Dimethylpropanoic Acid Hexadecyl Ester; Palmityl Pivalate; NSC 334037
EINECS	Contact for details

Quality Control

Our 2,2-Dimethylpropionic Acid, Hexadecyl Ester is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure it meets precise purity and identity specifications. Certificates of Analysis (COA) documenting all critical parameters 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, and 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 liquid or low-melting solid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Acid Value	≤ 1.0 mg KOH/g
Saponification Value	165 - 175 mg KOH/g
Moisture (KF)	≤ 0.2%

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