Description

N,n-Diphenylethylenediamine CAS NO 1140-29-0 is a high-purity organic compound belonging to the class of substituted ethylenediamines. This versatile chemical intermediate is valued for its role as a key building block in the synthesis of complex molecules, particularly in pharmaceutical and advanced material applications. It is essential for manufacturers and R&D facilities in the pharmaceutical, agrochemical, and specialty chemical industries seeking reliable, high-quality raw materials for their synthesis processes.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a diphenyl-ethylenediamine moiety.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators.
• Ligand Precursor: Serves as a starting material for the preparation of chiral ligands used in asymmetric catalysis and metal complexation.
• Polymer & Resin Modifier: Employed in the synthesis of specialty polymers, epoxy curing agents, and resins to impart specific chemical resistance or mechanical properties.
• Research & Development: A valuable reagent in organic chemistry research for constructing nitrogen-containing heterocycles and complex amines.
• Corrosion Inhibitor Formulation: Used as a component in specialty formulations designed to protect metals in industrial systems.

Basic Information

Product Name	N,n-Diphenylethylenediamine
CAS No.	1140-29-0
Molecular Formula	C₁₄H₁₆N₂
Molecular Weight	212.29 g/mol
Synonyms	N,N'-Diphenylethylenediamine; N,N'-Diphenyl-1,2-ethanediamine; 1,2-Ethanediamine, N,N'-diphenyl-; N,N'-Diphenylethane-1,2-diamine; N,N'-Diphenyl-1,2-diaminoethane; N,N'-Bis(phenyl)ethylenediamine; N,N'-Diphenylethylenediamine; N,N'-Diphenyl ethylenediamine
EINECS	214-520-6

Quality Control

Our N,n-Diphenylethylenediamine is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets stringent purity and consistency standards. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming specifications for identity, assay, and impurity profiles. We support compliance with cGMP, ISO, and other relevant quality frameworks for industrial and research applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	62 - 66 °C
Loss on Drying	≤ 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.