Description

2-Hydroxy-5-Nitrobenzene-1,4-Dicarboxylic Acid is a high-purity, multi-functional aromatic carboxylic acid derivative, serving as a critical building block for advanced chemical synthesis. Its unique structure, featuring both phenolic and nitro-substituted carboxylic acid groups, makes it an invaluable intermediate for creating complex molecules with tailored properties. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules requiring a nitro-substituted salicylic acid backbone.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and plant growth regulators, leveraging its reactive sites for structural diversification.
• Dye and Pigment Manufacturing: Serves as a core intermediate for producing azo dyes and complex organic pigments, where the nitro and hydroxy groups contribute to color and stability.
• Ligand and Chelating Agent Production: Utilized in the creation of specialized ligands for metal catalysis and chelation therapy applications due to its carboxylic acid and phenolic functionalities.
• Polymer Modification: Acts as a monomer or cross-linking agent for synthesizing high-performance polymers with enhanced thermal or chemical resistance.
• Research & Development: A valuable reagent in academic and industrial R&D for exploring new organic reactions and constructing complex molecular architectures.

Basic Information

Product Name	2-Hydroxy-5-Nitrobenzene-1,4-Dicarboxylic Acid
CAS No.	1374780-23-0
Molecular Formula	C9H5NO8
Molecular Weight	255.14 g/mol
Synonyms	5-Nitrosophthalic Acid-2-ol; 4,5-Dicarboxy-2-nitrophenol; 2-Nitro-5-hydroxyisophthalic Acid; 5-Nitro-2-hydroxyisophthalic Acid; 1,4-Benzenedicarboxylic acid, 2-hydroxy-5-nitro-; 2-Hydroxy-5-nitro-1,4-benzenedicarboxylic acid; 5-Nitrosalicyluric Acid Derivative
EINECS	Contact for details

Quality Control

Our 2-Hydroxy-5-Nitrobenzene-1,4-Dicarboxylic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with every shipment, which includes results from HPLC, NMR, and other relevant spectroscopic methods. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates, ensuring reliability for your most critical synthesis projects.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). The compound may be light-sensitive and hygroscopic; therefore, containers should be kept sealed under an inert atmosphere when not in use to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%

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