Description

4,4,5,5-Tetramethyl-2-Pentyl-1,3,2-Dioxaborolane is a high-purity organoboron reagent, specifically a pinacol boronic ester. This compound is valued for its stability and reactivity, serving as a crucial building block in advanced organic synthesis. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and materials science sectors for cross-coupling reactions and functional group transformations.

Application

• Suzuki-Miyaura Cross-Coupling Reactions: A key reagent for forming carbon-carbon bonds in the synthesis of complex organic molecules, including active pharmaceutical ingredients (APIs) and advanced materials.
• Pharmaceutical Intermediate Synthesis: Used in the research and development of novel drug candidates, particularly in constructing biaryl and heterobiaryl structures.
• Agrochemical Manufacturing: Employed in the synthesis of advanced herbicides, fungicides, and insecticides that require specific boron-containing intermediates.
• Polymer and Materials Science: Acts as a monomer or functionalization agent in the creation of specialty polymers, liquid crystals, and organic electronic materials.
• Chemical Research & Development: A versatile tool in academic and industrial R&D labs for methodology development and exploring new synthetic pathways.
• Synthesis of Boron-Containing Complexes: Used to prepare ligands and complexes for catalysis and other applications.

Basic Information

Product Name	4,4,5,5-Tetramethyl-2-Pentyl-1,3,2-Dioxaborolane
CAS No.	67562-21-4
Molecular Formula	C11H23BO2
Molecular Weight	198.11 g/mol
Synonyms	Amylpinacolborane; 2-Pentyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; 1-Pentyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; n-Pentylboronic acid pinacol ester; Pentylboronic Acid Pinacol Ester; n-Amylboronic Acid Pinacol Ester; AmylBpin
EINECS	Contact for details

Quality Control

Our 4,4,5,5-Tetramethyl-2-Pentyl-1,3,2-Dioxaborolane is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including NMR, GC, and HPLC, to ensure high chemical purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to 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). Due to its hygroscopic (moisture-sensitive) nature, containers should be kept sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent decomposition.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (NMR)	Conforms to structure
Purity (GC/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.