Description

4-Amino-2-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 in the synthesis of complex molecules, particularly dyes, pigments, and active pharmaceutical ingredients (APIs). It is essential for manufacturers and R&D laboratories in the fine chemical, pharmaceutical, and agrochemical sectors seeking a reliable building block for advanced synthesis.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of various active pharmaceutical ingredients (APIs) and diagnostic agents.
• Dye and Pigment Manufacturing: Serves as a crucial intermediate for producing azo dyes and other complex colorants.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides.
• Research & Development: Valuable building block in organic synthesis and medicinal chemistry for novel compound libraries.
• Chemical Intermediate: Employed in the manufacture of other specialty chemicals, including corrosion inhibitors and polymer additives.

Basic Information

Product Name	4-Amino-2-Nitrobenzoic Acid
CAS No.	610-36-6
Molecular Formula	C7H6N2O4
Molecular Weight	182.14 g/mol
Synonyms	2-Nitro-4-aminobenzoic Acid; 4-Amino-2-nitrobenzoic Acid; Benzoic acid, 4-amino-2-nitro-; 2-Nitro-p-aminobenzoic Acid; 4-Carboxy-3-nitroaniline; 3-Nitro-4-aminobenzoic Acid; 4-Amino-2-nitro-benzoic acid; 610-36-6
EINECS	210-222-4

Quality Control

Our 4-Amino-2-Nitrobenzoic Acid is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for fine chemical synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee batch-to-batch consistency and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); keep the container tightly sealed to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Melting Point	260 - 265 °C
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.