Description

3,5-Dibromo-4-pyridinecarboxaldehyde (CAS No. 70201-42-2) is a high-purity brominated pyridine derivative with the molecular formula C₆H₃Br₂NO. This compound, also known as 3,5-dibromopyridine-4-carbaldehyde, is a versatile building block in organic synthesis and pharmaceutical research. Its unique structure, featuring two bromine atoms at the 3- and 5-positions and an aldehyde group at the 4-position, makes it a valuable intermediate for cross-coupling reactions, nucleophilic substitutions, and heterocyclic scaffold construction. Suitable for researchers and scientists, this product is rigorously tested for purity and stability, ensuring reliable performance in demanding applications. Available in various quantities with detailed analytical data (HPLC, NMR, MS) upon request.

Properties

• CAS Number: 70201-42-2
• Complexity: 121
• IUPAC Name: 3,5-dibromopyridine-4-carbaldehyde
• InChI: InChI=1S/C6H3Br2NO/c7-5-1-9-2-6(8)4(5)3-10/h1-3H
• InChI Key: WPBYVMDYYFWYAY-UHFFFAOYSA-N
• Exact Mass: 264.85609
• Molecular Formula: C6H3Br2NO
• Molecular Weight: 264.90
• SMILES: C1=C(C(=C(C=N1)Br)C=O)Br
• Topological: 30
• Monoisotopic Mass: 262.85814
• Synonyms: 3,5-Dibromo-4-pyridinecarboxaldehyde, 628-673-1, 70201-42-2, 3,5-dibromoisonicotinaldehyde, 3,5-dibromopyridine-4-carbaldehyde, 3,5-Dibromopyridine-4-carboxaldehyde, MFCD06410681, 3,5-DIBROMO-4-FORMYLPYRIDINE, 4-Pyridinecarboxaldehyde, 3,5-dibromo-, 3,5-DIBROMO-4-PYRIDINECARBALDEHYDE, SCHEMBL567898, 3,5-dibromoisonicotin-aldehyde, DTXSID30376649, WPBYVMDYYFWYAY-UHFFFAOYSA-N, 3,5-dibromo-pyridine-4-carbaldehyde, BBL101369, STL555165, AKOS005258290, AC-7003, CS-W003286, SB40473, DS-11010, SY017845, DB-027658, 3,5-Dibromo-4-pyridinecarboxaldehyde, 97%, D4674, EN300-110141, Z1269207062

Application

3,5-Dibromo-4-pyridinecarboxaldehyde is widely used as a key intermediate in the synthesis of pharmaceuticals, agrochemicals, and functional materials. Its reactive aldehyde group enables condensation reactions to form Schiff bases or heterocyclic compounds, while the bromine atoms facilitate palladium-catalyzed cross-coupling (e.g., Suzuki, Heck). Researchers employ this compound in medicinal chemistry to develop kinase inhibitors and antimicrobial agents. It also serves as a precursor for luminescent materials and ligands in catalysis.

Safety and Hazards

GHS Hazard Statements

• H301 (97.7%): Toxic if swallowed [Danger Acute toxicity, oral]
• H315 (97.7%): Causes skin irritation [Warning Skin corrosion/irritation]
• H317 (93.2%): May cause an allergic skin reaction [Warning Sensitization, Skin]
• H319 (97.7%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H335 (95.5%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

• P261, P264, P264+P265, P270, P271, P272, P280, P301+P316, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P333+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

• Acute Tox. 3 (97.7%)
• Skin Irrit. 2 (97.7%)
• Skin Sens. 1 (93.2%)
• Eye Irrit. 2 (97.7%)
• STOT SE 3 (95.5%)

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