Description

2-(5-Ethylfuran-2-Yl)-4,4,5,5-Tetramethyl-1,3,2-Dioxaborolane is a high-value organoboron building block, specifically a furan-substituted pinacol boronate ester, essential for modern synthetic chemistry. Its primary value lies in enabling efficient cross-coupling reactions, such as the Suzuki-Miyaura reaction, which is critical for constructing complex molecular architectures. This compound is particularly sought after by researchers and process chemists in the pharmaceutical, agrochemical, and advanced materials sectors for the development of novel active ingredients and functional molecules. The CAS number for this compound is 1024677-77-7.

Application

• Pharmaceutical Intermediate: A key precursor in Suzuki-Miyaura cross-coupling reactions for synthesizing novel drug candidates, especially those containing furan heterocycles.
• Agrochemical Synthesis: Used in the research and development of new pesticides and herbicides, where the furan moiety can impart specific biological activity.
• Organic Light-Emitting Diodes (OLEDs): Serves as a building block for creating advanced organic electronic materials and emissive layers.
• Ligand and Catalyst Development: Employed in the synthesis of specialized ligands for catalysis and metal-organic frameworks (MOFs).
• Polymer Chemistry: Utilized to introduce boronate ester functional groups into polymer backbones for creating stimuli-responsive or self-healing materials.
• Chemical Biology Probes: Acts as a handle for bioconjugation and labeling strategies in probe and diagnostic agent development.

Basic Information

Product Name	2-(5-Ethylfuran-2-Yl)-4,4,5,5-Tetramethyl-1,3,2-Dioxaborolane
CAS No.	1024677-77-7
Molecular Formula	C₁₄H₂₃BO₄
Molecular Weight	266.14 g/mol
Synonyms	5-Ethyl-2-furanboronic acid pinacol ester; 2-(5-Ethyl-2-furyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; (5-Ethylfuran-2-yl)boronic acid pinacol ester; 5-Ethyl-2-furanylboronic acid pinacol ester; 2-(5-Ethylfuran-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; Pinacol (5-ethylfuran-2-yl)boronate
EINECS	Contact for details

Quality Control

Every batch of 2-(5-Ethylfuran-2-Yl)-4,4,5,5-Tetramethyl-1,3,2-Dioxaborolane is produced and tested under strict quality management protocols to ensure high purity and batch-to-batch consistency. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) are available upon request, providing detailed results for purity, identity, and impurity profiles.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place. Due to its hygroscopic (moisture-sensitive) nature, it is recommended to handle and store the product under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation. Recommended storage temperature is 2-8°C.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or solid
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.