Description

4-Cyclopropyl-2-Methylphenylboronic Acid CAS NO 2121514-07-4 is a high-purity boronic acid derivative serving as a critical building block in modern synthetic chemistry. Its value lies in enabling efficient Suzuki-Miyaura cross-coupling reactions, a cornerstone method for forming carbon-carbon bonds. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries developing novel active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates, particularly those requiring complex biaryl structures.
• Agrochemical Synthesis: Used in creating novel herbicides, fungicides, and insecticides with enhanced efficacy and selectivity.
• Material Science: Building block for organic electronic materials, including polymers and small molecules for OLEDs and organic photovoltaics.
• Ligand and Catalyst Development: Serves as a precursor for synthesizing specialized ligands and organometallic catalysts.
• Chemical Research: A versatile reagent in academic and industrial R&D for exploring new synthetic pathways and molecular libraries.
• Fine Chemical Production: Employed in the manufacture of complex, high-value specialty chemicals and flavors/fragrances intermediates.

Basic Information

Product Name	4-Cyclopropyl-2-Methylphenylboronic Acid
CAS No.	2121514-07-4
Molecular Formula	C10H13BO2
Molecular Weight	176.02 g/mol
Synonyms	(4-Cyclopropyl-2-methylphenyl)boronic acid; 2-Methyl-4-cyclopropylbenzeneboronic acid; Boronic acid, B-(4-cyclopropyl-2-methylphenyl)-; 4-Cyclopropyl-o-tolylboronic acid; 4-Cyclopropyl-2-methylbenzeneboronic acid; (2-Methyl-4-cyclopropylphenyl)boronic acid
EINECS	Contact for details

Quality Control

Our 4-Cyclopropyl-2-Methylphenylboronic 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 consistent performance for demanding synthetic applications. Certificates of Analysis (COA) detailing all specifications are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place 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
Purity (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.