Description

5-(Ethylcarbamoyl)-2-Fluorobenzeneboronic Acid is a high-purity boronic acid derivative, a critical building block in modern synthetic chemistry. Its value lies in its role as a key intermediate for constructing complex molecules via cross-coupling reactions, enabling the development of novel compounds. This product is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials industries who require reliable, high-quality intermediates for drug discovery and specialty chemical synthesis.

Application

• Pharmaceutical Intermediate: A key precursor in Suzuki-Miyaura cross-coupling reactions for synthesizing novel active pharmaceutical ingredients (APIs), particularly in oncology and CNS drug discovery.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides that require fluorinated aromatic structures.
• Ligand & Catalyst Development: Serves as a building block for creating sophisticated ligands and organometallic catalysts used in asymmetric synthesis.
• Material Science Research: Employed in the synthesis of organic electronic materials, such as polymers and small molecules for OLEDs and sensors.
• Chemical Biology Probes: Utilized in the creation of fluorinated molecular probes and tags for studying biological processes.
• Custom Synthesis & Contract Manufacturing: A vital starting material for custom synthesis houses and CDMOs producing client-specific fluorinated boronic acid derivatives.

Basic Information

Product Name	5-(Ethylcarbamoyl)-2-Fluorobenzeneboronic Acid
CAS No.	874289-45-9
Molecular Formula	C9H11BFNO3
Molecular Weight	210.99 g/mol
Synonyms	2-Fluoro-5-(ethylaminocarbonyl)benzeneboronic Acid; 5-(Ethylcarbamoyl)-2-fluorophenylboronic Acid; (5-(Ethylcarbamoyl)-2-fluorophenyl)boronic Acid; 2-Fluoro-5-(N-ethylcarbamoyl)phenylboronic Acid; B-[5-(Ethylaminocarbonyl)-2-fluorophenyl]boronic Acid; 874289-45-9; 5-Carbamoyl-2-fluorobenzeneboronic Acid Ethyl Ester (related).
EINECS	Contact for details

Quality Control

Our 5-(Ethylcarbamoyl)-2-Fluorobenzeneboronic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and elemental analysis, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles 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, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent moisture absorption and decomposition.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Heavy Metals	≤ 20 ppm
Residue on Ignition	≤ 0.1%

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