Description

(3-Aminophenyl)Phosphonic Acid is an organophosphorus compound featuring both an amino and a phosphonic acid functional group on the aromatic ring. This bifunctional structure makes it a versatile and valuable chelating agent and intermediate for synthesizing more complex molecules. It is primarily utilized by industries involved in metal surface treatment, pharmaceutical research, and advanced material science.

Application

• Metal Chelation & Surface Treatment: Acts as a key component in formulations for corrosion inhibitors, metal cleaning agents, and scale inhibitors, particularly for industrial water systems and metal finishing.
• Pharmaceutical Intermediates: Serves as a crucial building block in the synthesis of bioactive molecules, including potential drug candidates and diagnostic agents.
• Material Science & Polymer Additives: Used in the production of flame retardants, adhesion promoters, and modifiers for resins and polymers to enhance material properties.
• Agricultural Chemicals: Employed as an intermediate in the development of novel herbicides, plant growth regulators, and micronutrient delivery systems.
• Research & Development: A valuable reagent in academic and industrial R&D for studying coordination chemistry and developing new functional materials.

Basic Information

Product Name	(3-Aminophenyl)Phosphonic Acid
CAS No.	5427-30-5
Molecular Formula	C6H8NO3P
Molecular Weight	173.11 g/mol
Synonyms	3-Aminophenylphosphonic Acid; m-Aminophenylphosphonic Acid; (3-Aminophenyl)Phosphonic Acid; 3-Aminobenzene phosphonic acid; Phosphonic acid, P-(3-aminophenyl)-; m-Aminobenzene phosphonic acid; 3-APA; 3-APPA
EINECS	226-582-9

Quality Control

Our (3-Aminophenyl)Phosphonic Acid is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specification parameters is provided with each shipment to guarantee compliance with your project requirements.

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). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed when not in use 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%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm

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