Description

1-Ethyl-3-Phenylurea is a substituted urea derivative with the CAS number 621-04-5. This compound serves as a versatile intermediate in organic synthesis, valued for its role in constructing more complex molecular architectures. It is primarily sought by research institutions and industrial manufacturers in the pharmaceutical and agrochemical sectors for the development of active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of various active pharmaceutical ingredients (APIs), particularly those with urea-based pharmacophores.
• Agrochemical Research: Used in the development and production of herbicides, pesticides, and plant growth regulators.
• Organic Synthesis Reagent: Acts as a reactant in the preparation of heterocyclic compounds and other specialty chemicals.
• Chemical Research & Development: Employed in academic and industrial R&D labs for method development and novel compound library synthesis.
• Dye and Pigment Industry: Potential intermediate in the synthesis of certain dyes and organic pigments.
• Polymer Chemistry: Can be utilized as a chain extender or cross-linking agent in specific polymer formulations.

Basic Information

Product Name	1-Ethyl-3-Phenylurea
CAS No.	621-04-5
Molecular Formula	C9H12N2O
Molecular Weight	164.20 g/mol
Synonyms	N-Ethyl-N'-phenylurea; 1-Ethyl-3-phenyl-urea; N-Ethyl-N'-phenylcarbamide; Urea, N-ethyl-N'-phenyl-; Phenyl Ethyl Urea; (Phenylcarbamoyl)ethylamine; Ethylphenylurea
EINECS	210-666-6

Quality Control

Our 1-Ethyl-3-Phenylurea is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide Certificates of Analysis (COA) with key parameters including assay, impurity profile, and physical characteristics. Our quality commitment aligns with cGMP principles where applicable, ensuring reliability for your critical synthesis workflows.

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). This product is hygroscopic (moisture-sensitive); keep the container tightly sealed to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	118°C - 122°C
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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