Description

Butanedioic Acid Hydrogen 1-(2-Methylpropyl) Ester is a specialized monoester derivative of succinic acid, valued for its role as a versatile chemical intermediate and building block. This compound is significant for its ability to introduce both a succinate moiety and an isobutyl group into target molecules, enabling fine-tuning of properties in advanced synthesis. It is primarily needed by manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries for the development of active ingredients, plasticizers, and functional additives.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for prodrug development and ester-based drug formulations.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators where the isobutyl succinate structure imparts specific biological activity or improved formulation properties.
• Polymer & Resin Modifier: Acts as a monomer or plasticizer precursor in the manufacture of specialty polyesters, alkyd resins, and coatings to enhance flexibility, adhesion, or solubility.
• Flavor & Fragrance Ingredient: Employed as an intermediate for creating esters that contribute fruity or wine-like notes in high-value aroma chemical production.
• Lubricant & Fuel Additive Component: Utilized in synthesizing succinate-based esters that serve as synthetic lubricants or detergent additives for industrial and automotive applications.
• Chemical Research & Development: Provides a valuable synthon in organic chemistry R&D for exploring new reaction pathways and material science applications.

Basic Information

Product Name	Butanedioic Acid Hydrogen 1-(2-Methylpropyl) Ester
CAS No.	20279-40-7
Molecular Formula	C8H14O4
Molecular Weight	174.19 g/mol
Synonyms	Isobutyl Hydrogen Succinate; Monoisobutyl Succinate; Succinic Acid Mono-isobutyl Ester; 1-Isobutyl Succinate; 4-(2-Methylpropoxy)-4-oxobutanoic Acid; Butanedioic Acid, Mono(2-methylpropyl) Ester; 2-Methylpropyl Hydrogen Succinate
EINECS	243-680-8

Quality Control

Our Butanedioic Acid Hydrogen 1-(2-Methylpropyl) Ester is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including assay by HPLC and identification by FTIR and NMR, to ensure it meets precise specifications for purity and consistency. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and sources of heat or ignition.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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