Description

4-Isobutylphenylboronic Acid, Pinacol Ester is a high-purity, protected boronic acid derivative essential for modern synthetic chemistry. This compound serves as a critical building block in cross-coupling reactions, enabling the efficient construction of complex organic molecules. It is primarily utilized by research scientists and process chemists in the pharmaceutical, agrochemical, and advanced materials industries for drug discovery and fine chemical synthesis.

Application

• Suzuki-Miyaura Cross-Coupling Reactions: A key reagent for forming carbon-carbon bonds between aryl/heteroaryl halides and this boronic ester.
• Pharmaceutical Intermediate Synthesis: Used in the research and development of active pharmaceutical ingredients (APIs), particularly those containing the isobutylphenyl moiety.
• Agrochemical Product Development: Employed in creating novel herbicides, fungicides, and insecticides with tailored properties.
• Ligand and Catalyst Preparation: Acts as a precursor for synthesizing specialized ligands used in catalytic systems.
• Material Science Research: Utilized in the development of organic electronic materials, such as OLEDs and semiconductors.
• Chemical Biology Probes: Facilitates the synthesis of labeled compounds and probes for biochemical studies.

Basic Information

Product Name	4-Isobutylphenylboronic Acid, Pinacol Ester
CAS No.	1033753-01-3
Molecular Formula	C₁₆H₂₅BO₂
Molecular Weight	260.18 g/mol
Synonyms	4-Isobutylbenzeneboronic Acid Pinacol Ester; 2-(4-Isobutylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; Pinacol 4-Isobutylphenylboronate; 4-(2-Methylpropyl)phenylboronic Acid Pinacol Ester; B-(4-Isobutylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; 1033753-01-3; Boronic acid, B-[4-(2-methylpropyl)phenyl]-, 1,1-dimethylethyl ester
EINECS	Contact for details

Quality Control

Our 4-Isobutylphenylboronic Acid, Pinacol Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC, to ensure high chemical purity and identity. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee batch-to-batch consistency and support your quality assurance protocols.

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). The product is moisture-sensitive; keep the container tightly sealed under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to maintain optimal stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥97.0%
Purity (GC)	≥98.0%
Water Content (KF)	≤0.5%

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