Description

2-Bromo-4-fluorobenzaldehyde (CAS No. 59142-68-6) is a high-purity aromatic aldehyde derivative widely used in pharmaceutical, agrochemical, and material science research. This compound features a bromo and fluoro substituent on the benzaldehyde ring, making it a versatile building block for organic synthesis, particularly in cross-coupling reactions and electrophilic substitutions. With the molecular formula C₇H₄BrFO, it is supplied as a crystalline solid with >98% purity, ensuring consistency in laboratory and industrial applications. Ideal for researchers developing novel drug intermediates, catalysts, or specialty chemicals, this product is rigorously tested for quality via GC, HPLC, and NMR analysis. Store under inert conditions at 2-8°C to maintain stability.

Properties

• CAS Number: 59142-68-6
• Complexity: 129
• IUPAC Name: 2-bromo-4-fluoro-benzaldehyde
• InChI: InChI=1S/C7H4BrFO/c8-7-3-6(9)2-1-5(7)4-10/h1-4H
• InChI Key: OPZDXMCOWFPQPE-UHFFFAOYSA-N
• Exact Mass: 201.94296
• Molecular Formula: C7H4BrFO
• Molecular Weight: 203.01
• SMILES: C1=CC(=C(C=C1F)Br)C=O
• Topological: 17.1
• Monoisotopic Mass: 201.94296
• Synonyms: 2-Bromo-4-fluorobenzaldehyde, 59142-68-6, DTXSID70378369, DTXCID70329396, 611-803-6, 2-bromo-4-fluoro-benzaldehyde, MFCD00672923, Benzaldehyde, 2-bromo-4-fluoro-, SCHEMBL249018, SCHEMBL9725139, BCP29430, BBL021382, SBB062999, STK894095, AKOS005144223, AB06851, AC-2291, CS-W007439, FB15489, PS-8173, SY014169, DB-024154, B3498, ST51041794, EN300-102567, Z1079442442

2-Bromo-4-fluorobenzaldehyde serves as a key intermediate in Suzuki-Miyaura and other palladium-catalyzed cross-coupling reactions to construct biaryl scaffolds. It is utilized in the synthesis of fluorinated liquid crystals and OLED materials due to its electron-withdrawing properties. Pharmaceutical researchers employ it to develop bromo- and fluoro-substituted active pharmaceutical ingredients (APIs).

Safety and Hazards

GHS Hazard Statements

• H302 (16.7%): Harmful if swallowed [Warning Acute toxicity, oral]
• H315 (83.3%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H335 (66.7%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
• H412 (16.7%): Harmful to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]

Precautionary Statements

• P261, P264, P264+P265, P270, P271, P273, 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 (16.7%)
• Skin Irrit. 2 (83.3%)
• Eye Irrit. 2 (100%)
• STOT SE 3 (66.7%)
• Aquatic Chronic 3 (16.7%)

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