Description

2-Hydroxymaleic Acid is a versatile dicarboxylic acid derivative with a reactive hydroxyl group, offering unique chemical functionality for synthesis and modification. This compound is valued for its role as a key intermediate in the production of fine chemicals, pharmaceuticals, and specialty polymers. Industries such as pharmaceutical research, agrochemical manufacturing, and material science utilize this acid for its ability to introduce specific molecular frameworks and act as a chelating agent.

Application

• Pharmaceutical Intermediate: Serves as a crucial building block in the synthesis of active pharmaceutical ingredients (APIs) and complex drug molecules.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators due to its reactive sites.
• Polymer & Resin Modification: Acts as a monomer or cross-linking agent to introduce hydroxyl and carboxyl functionality into polymers, enhancing properties like adhesion and solubility.
• Chelating Agent: Functions in metal ion sequestration and catalysis applications within industrial processes.
• Fine Chemical & Dye Intermediate: Employed in the synthesis of complex organic compounds, including dyes and pigments.
• Research & Development: A valuable reagent in academic and industrial R&D for exploring new synthetic pathways and material properties.

Basic Information

Product Name	2-Hydroxymaleic Acid
CAS No.	1115-67-9
Molecular Formula	C4H4O5
Molecular Weight	132.07 g/mol
Synonyms	Hydroxymaleic Acid; 2-Hydroxybutenedioic Acid; α-Hydroxymaleic Acid; Maleic Acid, 2-hydroxy-; Oxaloacetic Acid Enol Form; 2-Hydroxy-2-butenedioic Acid; 1-Hydroxy-1,2-ethanedicarboxylic Acid (enol form)
EINECS	214-230-3

Quality Control

Our 2-Hydroxymaleic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide detailed Certificates of Analysis (COA) upon request, which include data from methods such as HPLC, titration, and spectroscopic analysis to verify compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). The product may be hygroscopic (moisture-sensitive); ensure the container is sealed after each use to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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