Description

5-tert-Butyl-2-Methoxybenzeneboronic Acid is a high-purity boronic acid derivative, a critical building block in modern synthetic organic chemistry. Its primary value lies in its role as a versatile coupling partner in Suzuki-Miyaura cross-coupling reactions, enabling the efficient construction of complex biaryl structures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors, particularly in the development of active pharmaceutical ingredients (APIs) and functional organic molecules.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs) via palladium-catalyzed cross-coupling reactions.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and plant growth regulators requiring specific biaryl motifs.
• Material Science: Building block for creating organic electronic materials, such as those used in OLEDs (Organic Light-Emitting Diodes) and semiconductors.
• Ligand & Catalyst Development: Serves as a starting material for synthesizing specialized ligands used in homogeneous catalysis.
• Chemical Research & Development: A fundamental reagent in academic and industrial R&D labs for exploring new synthetic methodologies and constructing complex molecular architectures.
• Fine Chemical Production: Employed in the custom synthesis of specialty chemicals and high-value intermediates for various industrial applications.

Basic Information

Product Name	5-tert-Butyl-2-Methoxybenzeneboronic Acid
CAS No.	128733-85-7
Molecular Formula	C11H17BO3
Molecular Weight	208.06 g/mol
Synonyms	2-Methoxy-5-tert-butylbenzeneboronic acid; (5-tert-Butyl-2-methoxyphenyl)boronic acid; 5-(tert-Butyl)-2-methoxybenzeneboronic acid; 5-tert-Butyl-2-methoxybenzeneboronic Acid; 5-tert-Butyl-2-methoxy-phenylboronic acid; Boronic acid, B-[5-(1,1-dimethylethyl)-2-methoxyphenyl]-; 5-tert-Butyl-o-anisylboronic acid
EINECS	Contact for details

Quality Control

Our 5-tert-Butyl-2-Methoxybenzeneboronic Acid is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and elemental analysis, to ensure high purity and consistent performance. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all relevant specifications. Our quality commitment supports applications requiring reliable and reproducible synthetic outcomes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to maintain stability and purity.

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.