Description

Butanedioic Acid, Hydroxy-, 4-Ethyl Ester is a specialty ester derivative of succinic acid, valued for its role as a versatile chemical intermediate and building block in advanced synthesis. Its structure offers unique reactivity, making it a critical component for creating high-value, performance-driven compounds. This product is essential for manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries seeking to develop novel materials and active ingredients.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring specific stereochemistry.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators, contributing to enhanced efficacy and environmental profile.
• Specialty Polymer Modifier: Acts as a monomer or cross-linking agent to impart specific properties like flexibility, biodegradability, or adhesion in high-performance resins and coatings.
• Flavor and Fragrance Ingredient: Employed as a precursor for esters that contribute fruity or creamy notes in fine fragrance and food flavor formulations.
• Organic Synthesis Building Block: Utilized in research and development for constructing complex molecular architectures in medicinal chemistry and material science.
• Liquid Crystal & Electronic Materials: Functions as a core component in the synthesis of specialty chemicals for display technologies and electronic applications.

Basic Information

Product Name	Butanedioic Acid, Hydroxy-, 4-Ethyl Ester
CAS No.	15690-37-6
Molecular Formula	C6H10O5
Molecular Weight	162.14 g/mol
Synonyms	Ethyl 4-Hydroxysuccinate; Ethyl Hydrogen Malate; 4-Ethyl Hydroxysuccinate; Ethyl 2-Hydroxybutanedioate; Hydroxysuccinic Acid Ethyl Ester; Monoethyl Hydroxysuccinate; Monoethyl Malate; 2-Hydroxybutanedioic Acid 4-Ethyl Ester
EINECS	Contact for details

Quality Control

Our Butanedioic Acid, Hydroxy-, 4-Ethyl Ester is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide full traceability and detailed Certificates of Analysis (COA) to support your quality assurance and regulatory compliance needs. Specifications can be tailored to meet cGMP and other industry-specific standards upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and sources of ignition. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Optical Purity (Chiral HPLC)	Contact for details
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Specific Rotation	Contact for details

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