Description

Butanedioic Acid, Hydroxy-, Bis(2-Methylpropyl) Ester is a high-purity diester derivative of succinic acid, valued for its role as a versatile intermediate and functional additive. Its chemical structure provides excellent solvency and compatibility properties, making it a key component in advanced formulations. This product is essential for manufacturers in the polymer, lubricant, and specialty chemical industries seeking to enhance product performance and process efficiency.

Application

• Polymer Plasticizer & Modifier: Used as a specialty plasticizer to improve flexibility, low-temperature performance, and processing characteristics in PVC, polyurethanes, and other polymer systems.
• Lubricant & Grease Additive: Serves as a synthetic base oil or performance additive in high-temperature lubricants and greases, contributing to thermal stability and reduced friction.
• Chemical Intermediate: Acts as a crucial building block in organic synthesis for the production of more complex esters, amides, and other functional chemicals.
• Solvent & Carrier Fluid: Employed as a high-boiling-point solvent in coatings, inks, and adhesive formulations, aiding in pigment dispersion and film formation.
• Personal Care & Cosmetic Ingredient: Functions as an emollient and skin-conditioning agent in premium cosmetic and personal care products.

Basic Information

Product Name	Butanedioic Acid, Hydroxy-, Bis(2-Methylpropyl) Ester
CAS No.	20309-43-7
Molecular Formula	C12H22O5
Molecular Weight	246.30 g/mol
Synonyms	Diisobutyl Succinate; Bis(2-methylpropyl) Butanedioate; Diisobutyl Butanedioate; Hydroxysuccinic Acid Diisobutyl Ester; Diisobutyl Hydroxysuccinate; Butanedioic Acid, Bis(2-Methylpropyl) Ester; Succinic Acid, Diisobutyl Ester
EINECS	243-734-7

Quality Control

Our Butanedioic Acid, Hydroxy-, Bis(2-Methylpropyl) Ester is manufactured under a strict quality management system. Each batch is subjected to rigorous analytical testing, including chromatography and spectroscopy, to ensure it meets precise chemical and physical specifications. Certificates of Analysis (COA) documenting purity, identity, and key parameters are available for every shipment 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 bases and incompatible materials such as strong oxidizing agents. The container must be kept tightly sealed to prevent moisture absorption.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Refractive Index (20°C)	1.430 - 1.440
Density (20°C)	1.00 - 1.05 g/mL
Water Content (KF)	≤ 0.5%
Acid Value	≤ 1.0 mg KOH/g

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