Description

1,2-Benzenedicarboxylic Acid, 3-Amino-, Radicalion(1-) is a specialized anionic derivative of aminophthalic acid, serving as a key synthetic intermediate and functional building block. Its unique structure, featuring both carboxylic acid and amino groups in a radical anionic state, makes it valuable for creating complex molecules with tailored electronic and coordination properties. This compound is primarily sought by research and development teams in the pharmaceutical and advanced materials sectors for applications in ligand synthesis, polymer modification, and the development of novel organic electronic materials.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and complex organic molecules requiring specific chelating or electronic properties.
• Ligand Synthesis: Acts as a precursor for creating specialized ligands used in catalysis and metal-organic frameworks (MOFs).
• Polymer Science: Employed as a functional monomer or modifier to introduce anionic and amino groups into polymer backbones, altering solubility and reactivity.
• Organic Electronics: Investigated for use in the development of organic semiconductors, conductive polymers, and other electronic materials due to its radical ion character.
• Analytical Chemistry: May serve as a reagent or standard in analytical methods and sensor development.
• Coordination Chemistry: Used in the preparation of metal complexes for research in catalysis and material science.

Basic Information

Product Name	1,2-Benzenedicarboxylic Acid, 3-Amino-, Radicalion(1-)
CAS No.	857040-74-5
Molecular Formula	C8H4NO4•-
Molecular Weight	178.12 g/mol (for radical ion)
Synonyms	3-Aminophthalic Acid Radical Anion; 3-Aminophthalate Radical Ion; 1,2-Benzenedicarboxylic acid, 3-amino-, radical ion(1-); 3-Aminobenzene-1,2-dicarboxylate Radical; Aminophthalic Acid Radical Anion; 3-Carboxy-2-aminobenzoate Radical; 2-Aminoterephthalate Radical Ion
EINECS	Contact for details

Quality Control

Our production of 1,2-Benzenedicarboxylic Acid, 3-Amino-, Radicalion(1-) adheres to stringent quality management protocols. Each batch is characterized and tested to ensure identity, purity, and consistency, meeting the exacting requirements of research and process development. A comprehensive Certificate of Analysis (COA) detailing specifications such as assay (by HPLC or titration), identification (by IR and NMR), and impurity profile is provided with every shipment to guarantee reliable and reproducible performance in your applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (typically 15-25°C). This material may be sensitive to moisture and oxidation; prolonged exposure to air should be avoided. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Solid (Color to be specified per grade)
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥95% (Typical, Grade Dependent)
Purity (Titration)	Contact for details
Water Content (KF)	≤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.