Description

Trimethylsilyl-N n-Diphenylurea is a specialized organosilicon compound used as a versatile silylating agent and protecting group in advanced organic synthesis. Its primary value lies in its ability to introduce the trimethylsilyl (TMS) group, which can modify reactivity and solubility, facilitating complex chemical transformations. This product is essential for researchers and process chemists in the pharmaceutical, agrochemical, and advanced materials sectors who require high-purity intermediates for developing active ingredients and novel compounds.

Application

• Pharmaceutical Intermediate Synthesis: Used as a key reagent in the multi-step synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Agrochemical Development: Employed in the research and production of advanced pesticides, herbicides, and plant growth regulators.
• Advanced Material Precursor: Serves as a building block in the synthesis of specialty polymers, silicones, and organosilicon materials with tailored properties.
• Protecting Group Chemistry: Utilized to temporarily protect reactive functional groups (like amines or alcohols) during complex synthetic sequences.
• Laboratory Research & Development: A critical tool for academic and industrial R&D chemists exploring new synthetic methodologies and reaction pathways.
• Fine Chemical Production: Applied in the manufacture of high-value, low-volume specialty chemicals for various industrial applications.

Basic Information

Product Name	Trimethylsilyl-N n-Diphenylurea
CAS No.	1154-84-3
Molecular Formula	C16H20N2OSi
Molecular Weight	284.43 g/mol
Synonyms	N,N-Diphenyl-O-(trimethylsilyl)urea; O-Trimethylsilyl-N,N'-diphenylurea; 1,3-Diphenyl-1-(trimethylsilyl)urea; TMS-Diphenylurea; Trimethylsilyl Diphenylurea; Urea, N,N'-diphenyl-O-(trimethylsilyl)-; Urea, 1,3-diphenyl-1-(trimethylsilyl)-
EINECS	Contact for details

Quality Control

Our Trimethylsilyl-N n-Diphenylurea is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatography and spectroscopy, to confirm identity and purity. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%

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