Description

Diethyl (4-{Bis-[4-(Diethoxy-Phosphorylmethyl)-Phenyl]-Amino}-Benzyl)-Phosphonate is a sophisticated organophosphorus compound featuring a triaryl amine core with multiple phosphonate ester functionalities. This structure is engineered for high-performance applications, particularly as a key intermediate in the synthesis of advanced materials and specialty chemicals. It is primarily utilized by R&D chemists and process engineers in the pharmaceutical, agrochemical, and OLED material science sectors.

Application

• Pharmaceutical Intermediate: Serves as a crucial building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those targeting neurological or metabolic pathways.
• OLED Material Precursor: Used in the development of hole-transporting layers (HTLs) and host materials for organic light-emitting diodes due to its electron-donating amine and charge-transport properties.
• Agrochemical Synthesis: Acts as an intermediate for creating new-generation herbicides, fungicides, or plant growth regulators with enhanced efficacy.
• Ligand for Catalysis: Can be utilized to develop complexing agents or ligands for transition metal catalysts used in cross-coupling and other organic transformations.
• Polymer Modification: Employed to introduce phosphonate groups into polymer backbones, enhancing flame retardancy, adhesion, or metal-chelating properties.
• Research & Development: A valuable tool for academic and industrial research in exploring new chemical entities and material properties.

Basic Information

Product Name	Diethyl (4-{Bis-[4-(Diethoxy-Phosphorylmethyl)-Phenyl]-Amino}-Benzyl)-Phosphonate
CAS No.	245653-28-5
Molecular Formula	C33H45NO8P3
Molecular Weight	676.62 g/mol
Synonyms	4,4',4''-Nitrilotris(methylene)tris(benzene) tetrakis(diethyl phosphonate); Tris[4-(diethoxyphosphorylmethyl)phenyl]amine; N,N-Bis[4-(diethoxyphosphorylmethyl)phenyl]-4-(diethoxyphosphorylmethyl)aniline; Diethyl {4-[bis(4-{[(diethoxyphosphoryl)methyl]})phenyl]amino}benzylphosphonate; (4-{Bis[4-(Diethoxyphosphorylmethyl)phenyl]amino}benzyl)phosphonic Acid Diethyl Ester
EINECS	Contact for details

Quality Control

Our production of Diethyl (4-{Bis-[4-(Diethoxy-Phosphorylmethyl)-Phenyl]-Amino}-Benzyl)-Phosphonate adheres to strict in-process controls and final batch analysis to ensure consistent high purity and performance. Each lot is supported by a comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles. We operate under a quality management system and can supply material suitable for research and commercial development under cGMP guidelines where required.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). The compound is moisture-sensitive (hygroscopic); keep the container tightly sealed under an inert atmosphere such as nitrogen or argon for long-term storage to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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