Description

Urea, n-Ethyl-N'-[3-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Phenyl]- is a specialized organic compound featuring a urea core functionalized with an ethyl group and a pinacol boronate ester. This molecular architecture makes it a valuable high-purity building block for advanced chemical synthesis, particularly in pharmaceutical research and materials science. It is primarily sought after by R&D chemists and process development scientists working on Suzuki-Miyaura cross-coupling reactions to create novel chemical entities.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates via palladium-catalyzed cross-coupling.
• Agrochemical Research: Used to construct complex molecules for developing new herbicides, fungicides, and insecticides.
• Material Science: Serves as a monomer or functional additive in the development of advanced polymers, OLED materials, and organic electronic components.
• Chemical Biology & Proteomics: Employed in the design and synthesis of molecular probes, inhibitors, and bioconjugation reagents.
• Academic & Industrial R&D: A versatile reagent for methodological development and exploring new synthetic pathways in organic chemistry.

Basic Information

Product Name	Urea, n-Ethyl-N'-[3-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Phenyl]-
CAS No.	874299-04-4
Molecular Formula	C₁₅H₂₃BN₂O₃
Molecular Weight	290.17 g/mol
Synonyms	1-Ethyl-3-[3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]urea; N-Ethyl-N'-[3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]urea; 3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl Ethyl Urea; Boronic ester urea derivative; Pinacol boronate urea; Suzuki coupling reagent
EINECS	Contact for details

Quality Control

Our high-purity boronate ester intermediates are manufactured under strict quality systems. Each batch undergoes comprehensive analytical characterization, including HPLC, NMR (¹H, ¹³C, ¹¹B), and mass spectrometry, to confirm identity and purity. A detailed Certificate of Analysis (COA) is provided with every shipment, ensuring traceability and compliance with your research or production specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C under an inert atmosphere (e.g., nitrogen or argon) due to its moisture-sensitive nature. Allow the container to reach room temperature before opening to minimize moisture ingress.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.