Description

(2-Phenylethyl)Phosphonic Acid is an organophosphorus compound featuring a phenyl group linked to a phosphonic acid moiety via an ethylene bridge. This structure makes it a versatile intermediate and ligand, valued for its ability to chelate metal ions and modify surface properties. It is primarily sought by manufacturers and researchers in the pharmaceutical, agrochemical, and specialty chemical sectors for synthesis and formulation applications.

Application

• As a key pharmaceutical intermediate in the synthesis of bioactive molecules and active pharmaceutical ingredients (APIs).
• As a chelating agent or ligand in catalysis and metal extraction processes.
• As a surface modification agent or additive in coatings and material science applications.
• In agrochemical research for the development of novel plant protection agents.
• As a building block for the synthesis of more complex organophosphorus compounds.
• In analytical chemistry as a reagent or standard.

Basic Information

Product Name	(2-Phenylethyl)Phosphonic Acid
CAS No.	4672-30-4
Molecular Formula	C8H11O3P
Molecular Weight	186.15 g/mol
Synonyms	2-Phenylethylphosphonic Acid; Phenethylphosphonic Acid; (Phenylethyl)phosphonic Acid; Benzeneethanephosphonic Acid; (2-Phenylethane)phosphonic Acid; PEPA; PEPhA; EINECS 225-124-5
EINECS	225-124-5

Quality Control

Our (2-Phenylethyl)Phosphonic Acid is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including identity confirmation, purity assay, and impurity profiling, to ensure it meets precise customer specifications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to 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.