Description

Phosphonic Acid, (3-Ethyl-2-Aziridinyl)-, Diethyl Ester (9Ci) is a specialized organophosphorus compound featuring an aziridine (ethylene imine) functional group. This unique molecular architecture makes it a valuable intermediate for synthesizing advanced materials and functional chemicals. It is primarily sought after by research and development teams in the agrochemical and pharmaceutical sectors. The compound, identified by CAS No. 558448-95-6, is essential for creating novel active ingredients and polymer modifiers.

Application

• Agrochemical Intermediate: Key building block for the synthesis of novel herbicides, fungicides, and plant growth regulators with potential enhanced activity.
• Pharmaceutical Research: Serves as a precursor in medicinal chemistry for developing new drug candidates, particularly those targeting specific enzyme pathways.
• Polymer Modification: Used to introduce phosphonate and reactive amine groups into polymer chains, enhancing properties like flame retardancy, adhesion, or biocompatibility.
• Ligand Synthesis: Employed in the preparation of specialized chelating agents and ligands for catalysis or metal ion sequestration.
• Crosslinking Agent: The reactive aziridine ring can act as a crosslinker for resins and coatings, improving durability and chemical resistance.
• Surface Treatment: Potential use in creating functionalized surfaces for advanced material science applications.

Basic Information

Product Name	Phosphonic Acid, (3-Ethyl-2-Aziridinyl)-, Diethyl Ester (9Ci)
CAS No.	558448-95-6
Molecular Formula	C9H20NO3P
Molecular Weight	221.23 g/mol
Synonyms	Diethyl (3-Ethyl-2-Aziridinyl)phosphonate; (3-Ethylaziridin-2-yl)phosphonic Acid Diethyl Ester; Diethyl 1-Ethylaziridin-2-ylphosphonate; Aziridine-2-phosphonic Acid, 3-Ethyl-, Diethyl Ester; Phosphonic Acid, P-(3-Ethyl-2-Aziridinyl)-, Diethyl Ester
EINECS	Contact for details

Quality Control

Every batch of Phosphonic Acid, (3-Ethyl-2-Aziridinyl)-, Diethyl Ester is produced and tested under stringent quality management protocols. We ensure compliance with relevant industry standards for research and fine chemical intermediates. A comprehensive Certificate of Analysis (COA), detailing purity, identity, and impurity profiles, is provided with each shipment to guarantee traceability and batch-to-batch consistency for your critical R&D and scale-up processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place. Recommended storage temperature is between 2°C and 8°C (refrigerated) for long-term stability, or at controlled room temperature for short-term use. Keep away from heat, sparks, and open flame. Handle and store under an inert atmosphere (e.g., nitrogen) if prolonged storage is anticipated to minimize potential degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Purity (GC)	≥ 90.0%
Water Content (KF)	≤ 0.5%

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