Description

3-Chlorophenylphosphonic Acid is a versatile organophosphorus compound that serves as a critical building block in advanced chemical synthesis. Its value lies in the unique reactivity imparted by the combined chlorophenyl and phosphonic acid functional groups, enabling precise molecular construction. This intermediate is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty materials sectors who require high-purity, reliable components for complex syntheses.

Application

• Key intermediate in the synthesis of pharmaceutical active ingredients, particularly those targeting specific biological pathways.
• Building block for agrochemicals, including herbicides, fungicides, and plant growth regulators.
• Precursor for ligands and catalysts used in metal-organic chemistry and cross-coupling reactions.
• Monomer or modifier in the production of specialty polymers and flame-retardant materials.
• Starting material for corrosion inhibitors and metal surface treatment agents.
• Research and development of novel organic compounds in academic and industrial laboratories.

Basic Information

Product Name	3-Chlorophenylphosphonic Acid
CAS No.	5431-34-5
Molecular Formula	C6H6ClO3P
Molecular Weight	192.54 g/mol
Synonyms	(3-Chlorophenyl)phosphonic Acid; m-Chlorophenylphosphonic Acid; 3-Chlorobenzenephosphonic Acid; Phosphonic Acid, P-(3-Chlorophenyl)-; m-Chlorophenylphosphonic Acid; 3-Chloro-Phenylphosphonic Acid; Benzenephosphonic Acid, 3-chloro-
EINECS	226-596-8

Quality Control

Our production of 3-Chlorophenylphosphonic Acid adheres to stringent quality management protocols to ensure batch-to-batch consistency and reliability. Each lot undergoes comprehensive analytical testing, including purity assay and impurity profiling. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance and regulatory needs.

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); ensure the container is kept 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%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals	< 20 ppm

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