Description

3-Cyclopropyl-Benzeneboronic Acid is a versatile organoboron compound, specifically a benzeneboronic acid derivative, valued for its role as a key synthetic building block in cross-coupling reactions. Its primary commercial importance lies in enabling the efficient construction of complex molecular architectures, particularly in pharmaceutical and agrochemical research. This chemical is essential for R&D chemists and process development scientists in the life sciences and advanced materials sectors who require high-purity intermediates for Suzuki-Miyaura coupling and other catalytic transformations.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates, particularly those containing biaryl or substituted phenyl motifs.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and insecticides that require specific aryl-aryl linkages.
• Material Science Research: Serves as a monomer or precursor in the development of organic electronic materials, such as polymers for OLEDs or conductive films.
• Ligand and Catalyst Development: Employed in the preparation of specialized ligands for transition metal catalysts used in asymmetric synthesis.
• Chemical Biology & Proteomics: Utilized in the synthesis of molecular probes and tags that leverage boronic acid chemistry for sensing or binding applications.
• Academic & Industrial R&D: A fundamental reagent in discovery chemistry for constructing compound libraries and exploring new chemical spaces.

Basic Information

Product Name	3-Cyclopropyl-Benzeneboronic Acid
CAS No.	1049730-10-0
Molecular Formula	C9H11BO2
Molecular Weight	162.00 g/mol
Synonyms	(3-Cyclopropylphenyl)boronic Acid; m-Cyclopropylbenzeneboronic Acid; 3-Cyclopropylphenylboronic Acid; Boronic acid, B-(3-cyclopropylphenyl)-; 3-Cyclopropybenzeneboronsaeure (German); Acide (3-cyclopropylphényl)boronique (French); 1049730-10-0 (CAS Registry Number)
EINECS	Contact for details

Quality Control

Our 3-Cyclopropyl-Benzeneboronic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and titration methods, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, assay, 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 area at a controlled room temperature (typically 15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%

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