Description

2-Ethylhexanoic Anhydride is a versatile organic acid anhydride derived from 2-ethylhexanoic acid. It serves as a key acylating and esterifying agent in the synthesis of fine chemicals, polymers, and specialty additives. This high-purity intermediate is essential for manufacturers in the pharmaceutical, agrochemical, polymer, and lubricant industries seeking reliable and consistent raw materials for their production processes.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and prodrugs via acylation reactions.
• Polymer & Resin Production: Acts as a monomer or modifier in the manufacture of specialty polymers, alkyd resins, and plasticizers.
• Lubricant & Grease Additive: Employed in the production of synthetic esters that serve as high-performance base oils or additive components.
• Agrochemical Synthesis: Functions as a building block for certain herbicides, fungicides, and plant growth regulators.
• Catalyst & Co-catalyst Preparation: Used in the preparation of metal carboxylates, such as tin or zirconium derivatives, which are used as catalysts.
• Fine Chemical & Flavor/Fragrance Intermediate: Utilized in the controlled synthesis of esters and other derivatives for specialty chemical applications.
• Corrosion Inhibitor Formulation: A component in the synthesis of compounds used to protect metal surfaces.
• Crosslinking Agent: Can be used in epoxy curing systems and other crosslinking applications for coatings and adhesives.

Basic Information

Product Name	2-Ethylhexanoic Anhydride
CAS No.	36765-89-6
Molecular Formula	C16H30O3
Molecular Weight	270.41 g/mol
Synonyms	2-Ethylhexanoic Acid Anhydride; Octanoic Acid, 2-Ethyl-, Anhydride; Bis(2-ethylhexanoic) Anhydride; 2-Ethylcaproic Anhydride; 2-Ethylhexanoyl Anhydride; Anhydride of 2-Ethylhexanoic Acid; Di(2-ethylhexanoic) Anhydride
EINECS	Contact for details

Quality Control

Our 2-Ethylhexanoic Anhydride is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure it meets high-purity standards and consistent specifications suitable for industrial and fine chemical synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee traceability and quality assurance for your processes.

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). This product is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to exclude moisture. Keep away from strong acids, bases, and oxidizing agents.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC or Titration)	≥ 98.0%
Acid Value (as 2-Ethylhexanoic Acid)	≤ 1.0 mg KOH/g
Water Content (Karl Fischer)	≤ 0.1%
Refractive Index (n20D)	1.430 - 1.440
Density (20°C)	0.92 - 0.96 g/mL

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