Description

1,3-Diethyl-1,3-Diphenylurea is a substituted urea derivative widely recognized for its role as a chemical intermediate and stabilizer. This compound is valued for its ability to act as a plasticizer and a stabilizer in various high-performance polymer formulations. It is primarily sought by manufacturers in the polymer, specialty chemical, and pharmaceutical industries for applications requiring precise chemical modification and material property enhancement.

Application

• As a stabilizer and plasticizer in the production of nitrocellulose-based propellants and explosives.
• As a key chemical intermediate in the synthesis of pharmaceuticals and agrochemicals.
• As a curing agent and accelerator modifier in specialty epoxy and polyurethane resin systems.
• In the formulation of high-performance coatings and adhesives to improve flexibility and durability.
• As a stabilizer component in polymer processing to prevent degradation during manufacturing.
• For research and development purposes in organic synthesis and material science.

Basic Information

Product Name	1,3-Diethyl-1,3-Diphenylurea
CAS No.	85-98-3
Molecular Formula	C17H20N2O
Molecular Weight	268.36 g/mol
Synonyms	N,N'-Diethyl-N,N'-diphenylurea; Ethyl Centralite; Sym-Diethyldiphenylurea; 1,3-Diphenyl-1,3-diethylurea; Centralite I; C.I.; Stabilizer C; Akardite I; USAF EK-259; UNII-3B6I9V2Q2C
EINECS	201-643-7

Quality Control

Our 1,3-Diethyl-1,3-Diphenylurea is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications.

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 reference spectrum
Assay (HPLC)	≥ 98.5%
Melting Point	71 - 74 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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