Description

4-Amino-3-Nitrobenzoic Acid is a versatile aromatic compound featuring both amino and nitro functional groups on a benzoic acid backbone. This unique structure makes it a valuable intermediate for synthesizing complex molecules, particularly in the pharmaceutical and agrochemical sectors. It is essential for researchers and manufacturers developing active pharmaceutical ingredients (APIs), dyes, pigments, and advanced materials who require a reliable supply of high-purity building blocks.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of various active pharmaceutical ingredients (APIs) and diagnostic agents.
• Agrochemical Synthesis: Used in the production of herbicides, pesticides, and other crop protection chemicals.
• Dye and Pigment Manufacturing: Serves as a precursor for azo dyes and other complex colorants.
• Organic Synthesis & Research: A valuable reagent for academic and industrial research in medicinal chemistry and material science.
• Polymer Modification: Can be used to introduce functional groups into polymer chains for specialized material properties.
• Coordination Chemistry: Acts as a ligand for metal complexes in catalytic and sensing applications.

Basic Information

Product Name	4-Amino-3-Nitrobenzoic Acid
CAS No.	1588-83-6
Molecular Formula	C7H6N2O4
Molecular Weight	182.14 g/mol
Synonyms	3-Nitro-4-aminobenzoic Acid; Benzoic acid, 4-amino-3-nitro-; 4-Amino-3-nitro-benzoic acid; 3-Nitro-4-aminobenzoic acid; 4-Carboxy-2-nitroaniline; 2-Nitro-4-aminobenzoic acid; 4-Amino-3-nitrobenzenecarboxylic acid
EINECS	216-433-5

Quality Control

Our 4-Amino-3-Nitrobenzoic Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets the highest standards for purity and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting key parameters such as assay, impurity profile, and physical characteristics to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. This compound is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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