Description

4-Bromo-2-chlorobenzaldehyde (CAS No. 158435-41-7) is a high-purity halogenated benzaldehyde derivative with the molecular formula C₇H₄BrClO. This aromatic aldehyde features both bromo and chloro substituents on the benzene ring, making it a versatile intermediate for organic synthesis, pharmaceutical research, and materials science. Its IUPAC name, 4-bromo-2-chlorobenzaldehyde, reflects its precise structural configuration.

Our product is rigorously tested to ensure ≥98% purity (HPLC/GC), with stringent quality control to meet the demands of researchers and industrial applications. It is supplied in stable crystalline or powder form, packaged under inert conditions to prevent degradation. Ideal for Suzuki couplings, Grignard reactions, and other cross-coupling methodologies, this compound is a critical building block for agrochemicals, dyes, and active pharmaceutical ingredients (APIs).

Synonyms include: 4-BROMO-2-CHLOROBENZALDEHYDE, DTXSID00555969, and EINECS 681-460-5. Available in quantities from grams to kilograms, with custom packaging options upon request.

Properties

• CAS Number: 158435-41-7
• Complexity: 129
• IUPAC Name: 4-bromo-2-chloro-benzaldehyde
• InChI: InChI=1S/C7H4BrClO/c8-6-2-1-5(4-10)7(9)3-6/h1-4H
• InChI Key: DHGPLNJITGVCSG-UHFFFAOYSA-N
• Exact Mass: 217.91341
• Molecular Formula: C7H4BrClO
• Molecular Weight: 219.46
• SMILES: C1=CC(=C(C=C1Br)Cl)C=O
• Topological: 17.1
• Monoisotopic Mass: 217.91341
• Synonyms: 4-BROMO-2-CHLOROBENZALDEHYDE, 158435-41-7, DTXSID00555969, DTXCID80506752, 681-460-5, 2-Chloro-4-bromobenzaldehyde, Benzaldehyde, 4-bromo-2-chloro-, 4-Bromo-2-chloro-benzaldehyde, MFCD08741413, 4-bromo-2-chloroebenzaldehyde, SCHEMBL141039, SCHEMBL7022727, AKOS000279309, CS-W007990, PS-7883, 4-bromo-2-chlorobenzaldehyde, AldrichCPR, BP-11514, SY017936, DB-006049, A3491, B3948, EN300-93120, Z1079442724

Application

4-Bromo-2-chlorobenzaldehyde serves as a key precursor in the synthesis of heterocyclic compounds and functionalized aromatics, particularly in pharmaceutical intermediates. It is employed in palladium-catalyzed cross-coupling reactions to construct complex molecular architectures. Researchers also utilize it in the development of liquid crystals and specialty polymers due to its halogenated aromatic core.

Safety and Hazards

GHS Hazard Statements

• H302 (11.1%): Harmful if swallowed [Warning Acute toxicity, oral]
• H315 (88.9%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (88.9%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H335 (77.8%): 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 (88.9%)
• Eye Irrit. 2A (88.9%)
• STOT SE 3 (77.8%)

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