Description

Ethyl-Phosphinic Acid is a versatile organophosphorus compound that serves as a critical building block in advanced chemical synthesis. Its value lies in its ability to act as a key intermediate for flame retardants, pharmaceuticals, and specialty agrochemicals, offering a reactive phosphinic acid group for further functionalization. This product is essential for R&D laboratories and industrial manufacturers in the polymer, pharmaceutical, and fine chemical sectors seeking to develop new materials and active ingredients.

Application

• Flame Retardant Synthon: A crucial intermediate in the synthesis of high-performance, halogen-free phosphorus-based flame retardants for engineering plastics and textiles.
• Pharmaceutical Intermediate: Used in the research and production of active pharmaceutical ingredients (APIs), particularly those containing phosphorus for therapeutic applications.
• Agrochemical Synthesis: Serves as a precursor for developing novel herbicides, fungicides, and plant growth regulators.
• Ligand and Catalyst Preparation: Employed in the creation of specialized phosphinate ligands for metal catalysis and coordination chemistry.
• Polymer Modification: Used to incorporate phosphinic acid groups into polymer chains, enhancing properties like adhesion, thermal stability, or metal chelation.
• Research & Development: A valuable reagent in academic and industrial R&D for exploring new organophosphorus chemistry and material science.

Basic Information

Product Name	Ethyl-Phosphinic Acid
CAS No.	4363-06-8
Molecular Formula	C₂H₇O₂P
Molecular Weight	94.05 g/mol
Synonyms	Ethylphosphinic Acid; Ethylphosphonous Acid; H-Phosphinate; (Hydroxy)(ethyl)phosphine oxide; Ethylphosphinous Acid; Phosphinic acid, ethyl-; Ethylphosphinic acid (monoethyl ester of phosphinic acid); Ethylphosphonous acid (alternative IUPAC)
EINECS	224-467-6

Quality Control

Our Ethyl-Phosphinic Acid is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including assay by titration and identification by FT-IR, to ensure it meets precise chemical and physical specifications. We provide full traceability and Certificates of Analysis (COA) are available for all shipments to guarantee consistency and compliance with your project requirements.

Storage

Preserve in a tightly closed container, protected from light. Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed in a cool, dry place. Store at controlled room temperature (15-25°C) in a well-ventilated area, away from incompatible materials such as strong bases and oxidizers.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or solid
Identification (IR)	Conforms to structure
Assay (Titration)	≥ 95.0%
Water Content (KF)	≤ 2.0%

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