Description

4-Iodophenylphosphonic Acid is a versatile organophosphorus compound featuring both a phosphonic acid group and an iodine substituent on the aromatic ring. This unique bifunctional structure makes it a valuable building block for synthesizing advanced materials and pharmaceutical intermediates. It is primarily utilized by researchers and manufacturers in the pharmaceutical, agrochemical, and materials science sectors for ligand synthesis, metal-organic framework (MOF) construction, and as a precursor for cross-coupling reactions.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those targeting kinase inhibition.
• Ligand Synthesis: Used to create specialized phosphonate-based ligands for catalysis and metal complexation.
• Materials Science: Acts as a functional monomer or linker in the development of metal-organic frameworks (MOFs) and other porous materials.
• Agrochemical Research: Employed in the design and synthesis of new herbicidal or plant growth regulatory compounds.
• Cross-Coupling Reactions: The iodine moiety makes it a suitable substrate for Suzuki, Sonogashira, and other palladium-catalyzed coupling reactions to create complex biaryl structures.
• Surface Modification: The phosphonic acid group allows for grafting onto metal oxide surfaces, enabling the creation of functionalized coatings and sensors.

Basic Information

Product Name	4-Iodophenylphosphonic Acid
CAS No.	4042-59-5
Molecular Formula	C6H6IO3P
Molecular Weight	283.99 g/mol
Synonyms	(4-Iodophenyl)phosphonic Acid; p-Iodophenylphosphonic Acid; 4-Iodobenzene phosphonic Acid; Phosphonic acid, P-(4-iodophenyl)-; Iodophenylphosphonic Acid; 4042-59-5; (4-Iodophenyl)phosphonic acid; p-Iodophenylphosphonic acid
EINECS	Contact for details

Quality Control

Our 4-Iodophenylphosphonic Acid is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure high purity and consistency. Certificates of Analysis (COA) documenting identity, purity, and impurity profiles are provided and available upon request to support your R&D and production needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥97.0%
Melting Point	Contact for details
Water Content (KF)	≤1.0%
Heavy Metals	≤20 ppm

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