Description

(Pyridin-4-yl)boronic acid (CAS: 1692-15-5) is a high-purity boronic acid derivative widely used in Suzuki-Miyaura cross-coupling reactions, a cornerstone of modern synthetic organic chemistry. With the molecular formula C₅H₆BNO₂, this compound serves as a versatile building block for the synthesis of pharmaceuticals, agrochemicals, and advanced materials. Its pyridine moiety enhances reactivity and selectivity in coupling reactions, making it indispensable for researchers and industrial chemists. Available in various purity grades, our product is rigorously tested by HPLC, NMR, and MS to ensure consistency and performance. Store under inert conditions at 2-8°C to maintain stability.

Properties

• CAS Number: 1692-15-5
• Complexity: 83
• IUPAC Name: 4-pyridylboronic acid
• InChI: InChI=1S/C5H6BNO2/c8-6(9)5-1-3-7-4-2-5/h1-4,8-9H
• InChI Key: QLULGIRFKAWHOJ-UHFFFAOYSA-N
• Exact Mass: 123.0491586
• Molecular Formula: C5H6BNO2
• Molecular Weight: 122.92
• SMILES: B(C1=CC=NC=C1)(O)O
• Topological: 53.4
• Monoisotopic Mass: 123.0491586
• Synonyms: (pyridin-4-yl)boronic acid, 671-679-4, Pyridine-4-boronic acid, 1692-15-5, Pyridin-4-ylboronic acid, 4-Pyridineboronic acid, 4-Pyridylboronic Acid, 4-pyridinylboronic acid, Boronic acid, B-4-pyridinyl-, 4-pyridinyl boronic acid, MFCD01074545, Pyridine-4-boronicacid, Pyridine-4-ylboronic acid, pyridine 4-boronic acid, Boronic acid, 4-pyridinyl-, MFCD08061353, pyridin-4-yl-4-boronic acid, 4-pyridineboronicacid, Pyridine4-boronic acid, 4-pyridyl boronic acid, 4-pyridyl-boronic acid, pyridin-4-boronic acid, pyridin4-ylboronic acid, pyridyl-4-boronic acid, Pyridin-4-ylboronicacid, 4-pyridine boronic acid, 4-pyridine-boronic acid, pyrdin-4-ylboronic acid, 4-pyridine-boronic acid-, (pyrid-4-yl)boronic acid, B-4-Pyridinylboronic Acid, pyridin-4-yl boronic acid, pyridin-4-yl-boronic acid, pyridine-4-yl boronic acid, pyridine-4-yl-boronic acid, SCHEMBL5182, 4-Pyridinylboronic acid, 90%, DTXSID90370269, BCP01192, CS-D1206, STR04030, SBB004280, STK503724, AKOS000264849, FP09218, PB29133, SB10004, NCGC00249452-01, NCGC00249452-02, NCGC00249452-03, AC-14907, BP-10299, SY004444, DB-009923, DB-298932, DB-352662, P1594, EN300-29529, 4-Pyridineboronic acid;Pyridine-4-boronic acid, F0001-0618, Z285038904, 4-Pyridylboronic Acid (contains varying amounts of Anhydride)

(Pyridin-4-yl)boronic acid is primarily employed in Suzuki-Miyaura cross-coupling reactions to form biaryl compounds, a key step in drug discovery and material science. It is also used in the synthesis of heterocyclic compounds for pharmaceutical intermediates. Its stability and reactivity make it suitable for automated synthesis platforms. Researchers value its compatibility with aqueous and organic reaction conditions.

Safety and Hazards

GHS Hazard Statements

• H302 (12.5%): Harmful if swallowed [Warning Acute toxicity, oral]
• H315 (81.2%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (81.2%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H335 (75%): 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 (12.5%)
• Skin Irrit. 2 (81.2%)
• Eye Irrit. 2A (81.2%)
• STOT SE 3 (75%)

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