Description

3/4-Nitrophthalic Acid, Isomer Mixture is a versatile aromatic nitro-dicarboxylic acid derivative. This compound serves as a critical intermediate and building block in the synthesis of more complex organic molecules, particularly in the fine chemicals and pharmaceutical sectors. It is primarily sought after by research institutions, agrochemical manufacturers, and dye/pigment producers for developing new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs) and other heterocyclic compounds.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and other crop protection agents.
• Dye and Pigment Manufacturing: Serves as a building block for azo dyes, pigments, and other colorants.
• Polymer Chemistry: Can be utilized in the synthesis of specialty polymers, polyimides, and epoxy curing agents.
• Organic Synthesis & Research: A valuable reagent for academic and industrial R&D in creating novel chemical entities.
• Corrosion Inhibitor Formulation: Potential use in developing additives for metal surface treatment and protection.

Basic Information

Product Name	3/4-Nitrophthalic Acid, Isomer Mixture
CAS No.	51269-48-8
Molecular Formula	C8H5NO6
Molecular Weight	211.13 g/mol
Synonyms	3-Nitrophthalic Acid; 4-Nitrophthalic Acid; Nitrophthalic Acid (mixed isomers); 1,2-Benzenedicarboxylic acid, nitro-; Nitrophthalic Acid; 3- and 4-Nitrophthalic Acid mixture; Nitrobenzene-1,2-dicarboxylic Acid
EINECS	Contact for details

Quality Control

Our 3/4-Nitrophthalic Acid, Isomer Mixture is produced under a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure consistent purity, identity, and performance. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, isomer ratio, and impurity profiles. Our quality commitment ensures the material meets the exacting standards required for research and industrial synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); ensure the container is kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Yellow to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0% (Total Isomers)
Isomer Ratio (3-Nitro:4-Nitro)	Typically ~1:1 (Contact for specific batch data)
Loss on Drying	≤ 1.0 %
Residue on Ignition	≤ 0.1 %

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