Description

Diphenylurethane is a high-purity organic compound, also known as ethyl N,N-diphenylcarbamate, serving as a versatile chemical intermediate and building block. Its value lies in its ability to facilitate the synthesis of more complex molecules, particularly in pharmaceutical research and specialty chemical manufacturing. This product is essential for R&D chemists and process engineers in the pharmaceutical, agrochemical, and advanced materials sectors seeking reliable, high-quality intermediates.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of potential drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and plant growth regulators.
• Polymer Chemistry: Acts as a monomer or modifier in the production of specialized polyurethanes and other polymeric materials.
• Organic Synthesis Research: A valuable reagent for constructing carbamate and urea derivatives in academic and industrial laboratories.
• Liquid Crystal & Electronic Materials: Intermediate in the development of advanced organic materials for display and semiconductor applications.

Basic Information

Product Name	Diphenylurethane
CAS No.	603-52-1
Molecular Formula	C15H15NO2
Molecular Weight	241.29 g/mol
Synonyms	Ethyl N,N-Diphenylcarbamate; N,N-Diphenylurethane; Carbamic acid, N,N-diphenyl-, ethyl ester; Ethyl diphenylcarbamate; Urethane, diphenyl-; Diphenylcarbamic acid ethyl ester; NSC 403107
EINECS	210-057-9

Quality Control

Our Diphenylurethane is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including identity confirmation by IR spectroscopy and purity determination by HPLC, to ensure it meets exacting standards for research and industrial use. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and consistent quality.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	71 - 75 °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.