Description

Furan-2-boronic acid (CAS No. 13331-23-2) is a high-purity boronic acid derivative with the molecular formula C₄H₅BO₃, widely utilized in organic synthesis and pharmaceutical research. This compound, also known as 2-Furanboronic acid, features a boronic acid functional group attached to the 2-position of a furan ring, making it a versatile building block for Suzuki-Miyaura cross-coupling reactions. With its exceptional reactivity and stability, it is an essential reagent for constructing complex heterocyclic frameworks. Our product is rigorously tested to ensure ≥95% purity (HPLC) and is supplied as a white to off-white crystalline powder, packaged under inert conditions to maintain integrity. Ideal for researchers in medicinal chemistry, materials science, and catalysis.

Properties

• CAS Number: 13331-23-2
• Complexity: 75.7
• IUPAC Name: 2-furylboronic acid
• InChI: InChI=1S/C4H5BO3/c6-5(7)4-2-1-3-8-4/h1-3,6-7H
• InChI Key: PZJSZBJLOWMDRG-UHFFFAOYSA-N
• Exact Mass: 112.0331742
• Molecular Formula: C4H5BO3
• Molecular Weight: 111.89
• SMILES: B(C1=CC=CO1)(O)O
• Topological: 53.6
• Monoisotopic Mass: 112.0331742
• Synonyms: Furan-2-boronic acid, 672-306-8, 2-Furanboronic acid, 13331-23-2, furan-2-ylboronic acid, 2-furylboronic Acid, 2-Furanylboronic Acid, furan 2-boronic acid, 2-Furan Boronic Acid, (furan-2-yl)boronic acid, BORONIC ACID, B-2-FURANYL-, MFCD00799544, CHEMBL142083, Boronic acid, furanyl-, furanboronic acid, furan-2-boronic, 2furylboronic acid, furanylboronic acid, 2-Furanboronicacid, 2-furan-boronic acid, 2-furanyl-boronic acid, furan-2-yl boronic acid, SCHEMBL42406, SCHEMBL29001807, DTXSID70370247, BCP26565, 2-Furanylboronic acid, >=95.0%, BBL020790, BDBM50067912, SBB004326, STK893480, AKOS000279611, AB07247, AC-5372, CS-W001205, GS-6720, SB60890, NCGC00249447-01, NCGC00249447-02, PD148430, SY013494, DB-025199, F0394, EN300-67042, F0001-0441, 2-Furylboronic acid(contains varying amounts of Anhydride)

Application

Furan-2-boronic acid is a key intermediate in Suzuki-Miyaura cross-coupling reactions, enabling the synthesis of biaryl and heteroaryl compounds for pharmaceutical applications. It is also employed in the development of organic electronic materials and as a ligand in transition-metal catalysis. Researchers leverage its reactivity to modify furan-based scaffolds in drug discovery and agrochemical design.

Safety and Hazards

GHS Hazard Statements

• H302 (11.1%): Harmful if swallowed [Warning Acute toxicity, oral]
• H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H335 (88.9%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

• P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

• Acute Tox. 4 (11.1%)
• Skin Irrit. 2 (100%)
• Eye Irrit. 2 (100%)
• STOT SE 3 (88.9%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.