Description

5-Aminoisophthalic Acid is a high-purity aromatic dicarboxylic acid derivative, serving as a critical multifunctional building block in advanced organic synthesis. Its unique structure, featuring both a carboxylic acid and an amine group on a benzene ring, enables the creation of complex molecular architectures with tailored properties. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries who require a reliable, high-quality intermediate for developing active ingredients, ligands, and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring isophthalic acid-based scaffolds.
• Metal-Organic Framework (MOF) Synthesis: Serves as a versatile organic linker for constructing porous coordination polymers with applications in gas storage, separation, and catalysis.
• Polymer & Resin Modification: Used to introduce amine and carboxylic acid functionality into polyamides, polyimides, and epoxy resins, enhancing thermal stability and adhesion properties.
• Agrochemical Synthesis: Employed in the development of novel herbicides, fungicides, and plant growth regulators.
• Dye & Pigment Manufacturing: Acts as an intermediate for producing azo dyes and high-performance pigments.
• Chelating Agent Precursor: Useful for synthesizing ligands for metal complexation in analytical chemistry and industrial processes.
• Cross-linking Agent: Functions in the production of cross-linked polymers for coatings, adhesives, and advanced composites.
• Research & Development: A valuable reagent in academic and industrial R&D for exploring new chemical entities and material science applications.

Basic Information

Product Name	5-Aminoisophthalic Acid
CAS No.	99-31-0
Molecular Formula	C8H7NO4
Molecular Weight	181.15 g/mol
Synonyms	5-Aminobenzene-1,3-dicarboxylic Acid; 3-Aminoisophthalic Acid; 5-Amino-1,3-benzenedicarboxylic Acid; Isophthalic Acid, 5-amino-; AIA; 5-Aminomellitic Acid (related); 5-NH2-IPA
EINECS	202-749-7

Quality Control

Our 5-Aminoisophthalic Acid is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) detailing batch-specific results are provided to guarantee traceability and consistency.

Storage

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

Specification

Item	Specification
Appearance	White to off-white 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

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