Description

5-Formylfuran-2-Boronic Acid, Pinacol Ester is a high-value, multifunctional heterocyclic building block essential for modern synthetic chemistry. This compound matters as a key precursor in cross-coupling reactions, enabling the efficient construction of complex molecular architectures. It is primarily needed by researchers and manufacturers in the pharmaceutical, agrochemical, and materials science industries for developing new active ingredients and advanced polymers.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of novel drug candidates, particularly for Suzuki-Miyaura cross-coupling reactions to create biaryl structures.
• Agrochemical Research: Used in developing new active ingredients for crop protection agents, leveraging its boronic ester functionality for selective coupling.
• Organic Electronics & Materials Science: Serves as a monomer or precursor for conjugated polymers and organic semiconductors used in OLEDs and sensors.
• Ligand & Catalyst Development: Employed in the preparation of novel ligands and organometallic catalysts for asymmetric synthesis.
• Chemical Biology & Probe Synthesis: Utilized for labeling and modifying biomolecules, creating fluorescent probes, or activity-based protein profiling reagents.
• Academic & Process R&D: A versatile reagent for methodological development and exploring new synthetic pathways in academic and industrial laboratories.

Basic Information

Product Name	5-Formylfuran-2-Boronic Acid, Pinacol Ester
CAS No.	273731-82-1
Molecular Formula	C11H15BO4
Molecular Weight	222.05 g/mol
Synonyms	5-Formyl-2-furanboronic acid pinacol ester; 2-Formyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)furan; 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)furan-2-carbaldehyde; 2-Formylfuran-5-boronic acid pinacol ester; 5-Formylfuran-2-ylboronic acid pinacol ester; 5-Carboxyaldehyde-2-furanylboronic acid pinacol ester; 2-Furaldehyde-5-boronic acid pinacol ester
EINECS	Contact for details

Quality Control

Our 5-Formylfuran-2-Boronic Acid, Pinacol Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high purity and batch-to-batch consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This material is light-sensitive and should be handled under an inert atmosphere when appropriate for prolonged use to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥97.0%
Water Content (KF)	≤0.5%
Residue on Ignition	≤0.1%

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