Description

Ethylboronic Acid is a versatile organoboron compound widely used as a key building block in modern synthetic chemistry. Its primary value lies in its role as a crucial coupling partner in Suzuki-Miyaura cross-coupling reactions, enabling the efficient formation of carbon-carbon bonds. This makes it an essential reagent for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors seeking to develop novel compounds and complex molecular architectures.

Application

• Pharmaceutical Intermediate: A critical reagent in Suzuki-Miyaura cross-coupling reactions for synthesizing active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and insecticides that require specific ethyl-substituted aromatic or heteroaromatic structures.
• Liquid Crystal & OLED Material Production: Serves as a building block for creating organic electronic materials and advanced display components.
• Polymer Chemistry: Employed in the synthesis of specialty polymers and functional materials with tailored properties.
• Chemical Research & Development: A fundamental tool in academic and industrial R&D labs for exploring new synthetic pathways and creating compound libraries.
• Catalyst & Ligand Preparation: Used in the synthesis of novel catalysts and ligands for various transition metal-catalyzed processes.

Basic Information

Product Name	Ethylboronic Acid
CAS No.	4433-63-0
Molecular Formula	C2H7BO2
Molecular Weight	73.89 g/mol
Synonyms	Ethaneboronic Acid; Ethylboronic Acid; B-Ethylboronic Acid; Boronic acid, ethyl-; Ethylborane, dihydroxy-; Ethylboron dihydroxide; NSC 163045
EINECS	224-645-6

Quality Control

Our Ethylboronic Acid is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and titration methods, to ensure high purity and consistency. Certificates of Analysis (COA) detailing purity, assay, and impurity profiles are provided with every shipment and are available upon request to support your quality assurance processes.

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) and must be kept under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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